URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
352 PM CST Mon Dec 15 2025

LMZ740>745-160600-
/O.EXP.KLOT.SC.Y.0113.000000T0000Z-251215T2200Z/
/O.NEW.KLOT.SC.Y.0114.251216T1600Z-251217T0900Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
352 PM CST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM TUESDAY TO 3 AM CST
WEDNESDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM CST THIS AFTERNOON...

* WHAT...Southwest winds to 25 kt and significant waves to 5 ft
  expected.

* WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL
  to Michigan City IN.

* WHEN...From 10 AM Tuesday to 3 AM CST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
147 PM PST Mon Dec 15 2025

PZZ673-171100-
/O.EXT.KLOX.SC.Y.0189.000000T0000Z-251217T1100Z/
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm
including San Miguel and Santa Rosa Islands-
147 PM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST WEDNESDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Waters from Pt. Sal to Santa Cruz Island CA and
  westward 60 nm including San Miguel and Santa Rosa Islands.

* WHEN...Until 3 AM PST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
147 PM PST Mon Dec 15 2025

PZZ670-171100-
/O.EXT.KLOX.SC.Y.0189.000000T0000Z-251217T1100Z/
Point Piedras Blancas to Point Sal from 10 to 60 NM-
147 PM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST WEDNESDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM.

* WHEN...Until 3 AM PST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
147 PM PST Mon Dec 15 2025

PZZ676-171100-
/O.EXT.KLOX.SC.Y.0189.000000T0000Z-251217T1100Z/
Outer waters from Santa Cruz Island to San Clemente Island to
60 NM offshore including San Nicolas and Santa Barbara Islands-
147 PM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST WEDNESDAY...

* WHAT...Hazardous sea conditions.

* WHERE...Outer waters from Santa Cruz Island to San Clemente
  Island to 60 NM offshore including San Nicolas and Santa
  Barbara Islands.

* WHEN...Until 3 AM PST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
  for more.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
426 PM EST Mon Dec 15 2025

GMZ031>035-042>044-052>055-072>075-160530-
/O.CON.KKEY.SC.Y.0038.000000T0000Z-251216T1000Z/
Florida Bay including Barnes Sound, Blackwater Sound, and
Buttonwood Sound-
Bayside and Gulfside from Craig Key to west end of Seven Mile
Bridge-
Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM
out and beyond 5 fathoms-
Gulf of America including Dry Tortugas and Rebecca Shoal Channel-
Gulf of America from west end of Seven Mile Bridge to Halfmoon
Shoal out to 5 Fathoms-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
Straits of Florida from Ocean Reef to Craig Key out 20 NM-
Straits of Florida from Craig Key to west end of Seven Mile
Bridge out 20 NM-
Straits of Florida from west end of Seven Mile Bridge to south of
Halfmoon Shoal out 20 NM-
Straits of Florida from Halfmoon Shoal to 20 NM west of Dry
Tortugas out 20 NM-
Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out-
Straits of Florida from Craig Key to west end of Seven Mile
Bridge 20 to 60 NM out-
Straits of Florida from west end of Seven Mile Bridge to south of
Halfmoon Shoal 20 to 60 NM out-
Straits of Florida from Halfmoon Shoal to 20 NM west of Dry
Tortugas 20 to 60 NM out-
426 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT...

* WHAT...Northeast winds 20 to 25 kt with gusts up to 30 kt and
  seas 7 to 10 ft, highest in the Straits of Florida.

* WHERE...Straits of Florida, Hawk Channel, Gulf waters
  including the Dry Tortugas, and Florida Bay.

* WHEN...In Effect.

* IMPACTS...A Small Craft Advisory means that wind speeds of 20
  to 33 knots, or seas of 7 feet or greater, are expected to
  produce hazardous conditions for small craft. These hazardous
  conditions may result in poor vessel handling and steering
  response, broaching, overturned dinghies and kayaks, slips and
  falls on slippery decks, rub damage along docks and seawalls,
  swamped bows at reef tract mooring balls, and dragging anchors.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced boaters, especially those with smaller vessels,
should avoid operating in these conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Green Bay WI
326 PM CST Mon Dec 15 2025

LMZ521-522-541>543-160530-
/O.NEW.KGRB.SC.Y.0098.251216T1500Z-251217T1200Z/
Green Bay south of line from  Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from  Oconto WI to Little Sturgeon Bay WI-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
326 PM CST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM TUESDAY TO 6 AM CST
WEDNESDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and
  waves 4 to 7 ft expected.

* WHERE...Lake Michigan nearshore waters from Washington Island
  to Sheboygan, and Central and Southern Bay of Green Bay.

* WHEN...From 9 AM Tuesday to 6 AM CST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
104 PM PST Mon Dec 15 2025

PZZ350-370-161200-
/O.CON.KMFR.GL.W.0033.000000T0000Z-251216T0000Z/
/O.CON.KMFR.SE.W.0047.000000T0000Z-251216T0000Z/
/O.NEW.KMFR.SC.Y.0110.251216T0000Z-251217T0000Z/
/O.NEW.KMFR.GL.W.0034.251217T0000Z-251217T1200Z/
Coastal waters from Florence to Cape Blanco OR out 10 nm-
Waters from Florence to Cape Blanco OR from 10 to 60 nm-
104 PM PST Mon Dec 15 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
4 PM PST TUESDAY...
...GALE WARNING IN EFFECT FROM 4 PM TUESDAY TO 4 AM PST
WEDNESDAY...

* WHAT...South winds 25 to 35 kt with gusts up to 40 kt and very
  steep seas 12 to 14 ft. Winds ease this evening, becoming south
  to southwest 10 to 20 kt with gusts up to 25 kt. Seas remain
  steep and transition to swell dominated 10 to 12 ft at 13
  seconds through Tuesday afternoon. Winds increase again Tuesday
  evening to south gales 25 to 35 kt with gusts up to 40 kt. Gales
  quickly shift to northwest late Tuesday night. Very steep and
  hazardous seas of 15 to 17 ft develop Tuesday night.

* WHERE...All areas.

* WHEN...For the current Gale Warning and Hazardous Seas Warning,
  until 4 PM PST this afternoon. For the Small Craft Advisory,
  from 4 PM this afternoon to 4 PM PST Tuesday. For the next Gale
  Warning, from 4 PM Tuesday to 4 AM PST Wednesday.

* IMPACTS...Strong winds and very steep seas could capsize or
  damage vessels. Low visibility conditions are expected.

* View the hazard area in detail at https://go.usa.gov/x6hks

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid strong winds and very steep
seas. Remain in port, seek safe harbor, alter course, and/or
secure the vessel for severe conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Medford OR
104 PM PST Mon Dec 15 2025

PZZ356-376-161200-
/O.CON.KMFR.SE.W.0047.000000T0000Z-251216T0000Z/
/O.NEW.KMFR.SC.Y.0110.251216T0000Z-251217T0000Z/
/O.NEW.KMFR.SE.W.0048.251217T0000Z-251217T1200Z/
Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm-
Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm-
104 PM PST Mon Dec 15 2025

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
4 PM PST TUESDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 4 PM TUESDAY TO 4 AM PST
WEDNESDAY...

* WHAT...South to southwest winds 15 to 25 kt with gusts to 30 kt,
  increasing to 20 to 30 kt with gusts to 35 kt late Tuesday
  night. Very steep and hazardous seas 9 to 12 ft through this
  afternoon, remaining steep and becoming swell dominated this
  evening. Seas steepen due to increasing wind waves, becoming
  very steep and hazardous 10 to 15 ft.

* WHERE...All areas.

* WHEN...For the current Hazardous Seas Warning, until 4 PM PST
  this afternoon. For the Small Craft Advisory, from 4 PM this
  afternoon to 4 PM PST Tuesday. For the next Hazardous Seas
  Warning, from 4 PM Tuesday to 4 AM PST Wednesday.

* IMPACTS...Very steep and hazardous seas could capsize or
  damage vessels. Bar crossings will become especially
  treacherous.

* View the hazard area in detail at https://go.usa.gov/x6hks

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for very steep seas and consider remaining in port
until conditions improve.

&&

$$

Visit us at https://www.weather.gov/Medford

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
403 PM EST Mon Dec 15 2025

LHZ345-160515-
/O.EXP.KAPX.SC.Y.0124.000000T0000Z-251215T2100Z/
/O.UPG.KAPX.GL.A.0021.251216T1800Z-251217T0900Z/
/O.NEW.KAPX.SC.Y.0126.251216T1600Z-251217T2200Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
403 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 5 PM EST
WEDNESDAY...

* WHAT...Highest gusts up to 30 kts from the west and highest
  waves around 7 feet expected.

* WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge
  including Mackinac Island.

* WHEN...From 11 AM Tuesday to 5 PM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
403 PM EST Mon Dec 15 2025

LSZ321-160515-
/O.NEW.KAPX.SC.Y.0126.251216T1000Z-251217T2200Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
403 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TUESDAY TO 5 PM EST
WEDNESDAY...

* WHAT...Highest gusts up to 30 kts from the southwest and
  highest waves around 12 feet expected.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point
  Iroquois MI.

* WHEN...From 5 AM Tuesday to 5 PM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
403 PM EST Mon Dec 15 2025

LSZ322-160515-
/O.NEW.KAPX.SC.Y.0126.251216T1600Z-251217T0400Z/
St. Marys River Point Iroquois to E. Potagannissing Bay-
403 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TO 11 PM EST
TUESDAY...

* WHAT...Highest gusts up to 30 kts from the southwest expected.

* WHERE...St. Marys River Point Iroquois to E. Potagannissing
  Bay.

* WHEN...From 11 AM to 11 PM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

JPB

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
403 PM EST Mon Dec 15 2025

LHZ346-160515-
/O.EXP.KAPX.SC.Y.0124.000000T0000Z-251215T2100Z/
/O.NEW.KAPX.SC.Y.0126.251216T1600Z-251217T2200Z/
St Ignace to False Detour Channel-
403 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 5 PM EST
WEDNESDAY...

* WHAT...Highest gusts up to 30 kts from the west and highest
  waves around 8 feet expected.

* WHERE...St Ignace to False Detour Channel.

* WHEN...From 11 AM Tuesday to 5 PM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
403 PM EST Mon Dec 15 2025

LHZ347>349-160515-
/O.EXP.KAPX.SC.Y.0123.000000T0000Z-251215T2100Z/
/O.NEW.KAPX.SC.Y.0126.251216T1600Z-251217T2200Z/
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
403 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 5 PM EST
WEDNESDAY...

* WHAT...Highest gusts up to 30 kts from the southwest and
  highest waves around 9 feet expected.

* WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI
  including Bois Blanc Island, Presque Isle Light to Sturgeon Pt
  MI Including Thunder Bay National Marine Sanctuary and
  Sturgeon Pt to Alabaster MI.

* WHEN...From 11 AM Tuesday to 5 PM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ243-244-160845-
/O.EXT.KMQT.SC.Y.0202.000000T0000Z-251215T2300Z/
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251216T1800Z/
/O.UPG.KMQT.GL.A.0038.251216T1800Z-251217T1200Z/
/O.NEW.KMQT.GL.W.0062.251216T1800Z-251217T1200Z/
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EST THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 1 PM EST TUESDAY...
...GALE WARNING IN EFFECT FROM 1 PM TUESDAY TO 7 AM EST
WEDNESDAY...

* WHAT...For the first Small Craft Advisory, northwest winds 10 to
  15 kt with gusts up to 20 kt and waves 3 to 4 ft occurring. For
  the second Small Craft Advisory, southwest winds 15 to 25 kt
  with gusts up to 30 kt and waves 2 to 5 ft expected. For the
  Gale Warning, southwest winds becoming northwest winds 25 to 35
  kt with gusts up to 45 kt and waves 8 to 13 ft expected.

* WHERE...Upper Entrance of Portage Canal to Eagle River MI and
  Eagle River to Manitou Island MI.

* WHEN...For the first Small Craft Advisory, until 6 PM EST this
  evening. For the second Small Craft Advisory, from 7 AM to 1
  PM EST Tuesday. For the Gale Warning, from 1 PM Tuesday to 7
  AM EST Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ249-160845-
/O.NEW.KMQT.SC.Y.0203.251215T2200Z-251216T0400Z/
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251217T0600Z/
/O.UPG.KMQT.GL.A.0038.251217T0600Z-251217T1200Z/
/O.NEW.KMQT.GL.W.0062.251217T0600Z-251217T1200Z/
Marquette to Munising MI-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EST THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TUESDAY TO 1 AM EST
WEDNESDAY...
...GALE WARNING IN EFFECT FROM 1 AM TO 7 AM EST WEDNESDAY...

* WHAT...For the first Small Craft Advisory, northwest winds 10 to
  15 kt with gusts up to 20 kt and waves 2 to 4 ft expected. For
  the second Small Craft Advisory, southwest winds 15 to 25 kt
  with gusts up to 35 kt and waves 2 to 5 ft expected. For the
  Gale Warning, southwest winds becoming northwest winds 25 to 35
  kt with gusts up to 40 kt and waves 7 to 12 ft expected.

* WHERE...Marquette to Munising MI.

* WHEN...For the first Small Craft Advisory, until 11 PM EST
  this evening. For the second Small Craft Advisory, from 7 AM
  Tuesday to 1 AM EST Wednesday. For the Gale Warning, from 1 AM
  to 7 AM EST Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ245>248-160845-
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251216T2100Z/
/O.UPG.KMQT.GL.A.0038.251216T2100Z-251217T1200Z/
/O.NEW.KMQT.GL.W.0062.251216T2100Z-251217T1200Z/
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 4 PM EST TUESDAY...
...GALE WARNING IN EFFECT FROM 4 PM TUESDAY TO 7 AM EST
WEDNESDAY...

* WHAT...For the Small Craft Advisory, southwest winds 10 to 20 kt
  with gusts up to 30 kt and waves 2 to 5 ft expected. For the
  Gale Warning, southwest winds becoming northwest winds 25 to 35
  kt with gusts up to 45 kt and waves 3 to 6 ft expected.

* WHERE...Manitou Island to Point Isabelle MI, Point Isabelle to
  Lower Entrance of Portage Canal MI, Lower Entrance of Portage
  Canal To Huron Islands MI Including Keweenaw and Huron Bays
  and Huron Islands to Marquette MI.

* WHEN...For the Small Craft Advisory, from 7 AM to 4 PM EST
  Tuesday. For the Gale Warning, from 4 PM Tuesday to 7 AM EST
  Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LMZ248-160845-
/O.CON.KMQT.SC.Y.0201.000000T0000Z-251216T0100Z/
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251217T1200Z/
Seul Choix Point to Point Detour MI-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EST THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TUESDAY TO 7 AM EST
WEDNESDAY...

* WHAT...For the first Small Craft Advisory, west winds 5 to 10 kt
  with gusts up to 15 kt and waves 2 to 4 ft occurring. For the
  second Small Craft Advisory, southwest winds 20 to 30 kt with a
  few gale force gusts up to 35 kt and waves 6 to 11 ft expected.

* WHERE...Seul Choix Point to Point Detour MI.

* WHEN...For the first Small Craft Advisory, until 8 PM EST this
  evening. For the second Small Craft Advisory, from 7 AM
  Tuesday to 7 AM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ250-251-160845-
/O.CON.KMQT.SC.Y.0200.000000T0000Z-251216T0600Z/
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251216T1500Z/
/O.UPG.KMQT.GL.A.0038.251216T1500Z-251217T1200Z/
/O.NEW.KMQT.GL.W.0062.251216T1500Z-251217T1200Z/
Munising to Grand Marais MI-Grand Marais to Whitefish Point MI-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 10 AM EST
TUESDAY...
...GALE WARNING IN EFFECT FROM 10 AM TUESDAY TO 7 AM EST
WEDNESDAY...

* WHAT...For the first Small Craft Advisory, northwest winds 10 to
  20 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. For
  the second Small Craft Advisory, south winds 15 to 25 kt with
  gusts up to 30 kt and waves 2 to 3 ft expected. For the Gale
  Warning, southwest winds becoming northwest winds 25 to 35 kt
  with gusts up to 40 kt and waves 9 to 14 ft expected.

* WHERE...Munising to Grand Marais MI and Grand Marais to
  Whitefish Point MI.

* WHEN...For the first Small Craft Advisory, until 1 AM EST
  Tuesday. For the second Small Craft Advisory, from 7 AM to 10
  AM EST Tuesday. For the Gale Warning, from 10 AM Tuesday to 7
  AM EST Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ241-160845-
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251216T2100Z/
/O.UPG.KMQT.GL.A.0038.251216T2100Z-251217T0900Z/
/O.NEW.KMQT.GL.W.0062.251216T2100Z-251217T0900Z/
Black River to Ontonagon MI-
336 PM EST Mon Dec 15 2025 /236 PM CST Mon Dec 15 2025/

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST /6 AM CST/ TO
4 PM EST /3 PM CST/ TUESDAY...
...GALE WARNING IN EFFECT FROM 4 PM EST /3 PM CST/ TUESDAY TO
4 AM EST /3 AM CST/ WEDNESDAY...

* WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt
  with gusts up to 30 kt and waves 3 to 6 ft expected. For the
  Gale Warning, southwest winds becoming northwest winds 25 to 35
  kt with gusts up to 40 kt and waves 6 to 9 ft expected.

* WHERE...Black River to Ontonagon MI.

* WHEN...For the Small Craft Advisory, from 7 AM EST /6 AM CST/
  to 4 PM EST /3 PM CST/ Tuesday. For the Gale Warning, from 4
  PM EST /3 PM CST/ Tuesday to 4 AM EST /3 AM CST/ Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ242-160845-
/O.CAN.KMQT.SC.Y.0202.000000T0000Z-251215T2100Z/
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251216T2100Z/
/O.UPG.KMQT.GL.A.0038.251216T2100Z-251217T0900Z/
/O.NEW.KMQT.GL.W.0062.251216T2100Z-251217T0900Z/
Ontonagon to Upper Entrance of Portage Canal MI-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 4 PM EST TUESDAY...
...GALE WARNING IN EFFECT FROM 4 PM TUESDAY TO 4 AM EST
WEDNESDAY...

* WHAT...For the Small Craft Advisory, southwest winds 15 to 25 kt
  with gusts up to 30 kt and waves 4 to 7 ft expected. For the
  Gale Warning, southwest winds becoming northwest winds 25 to 35
  kt with gusts up to 45 kt and waves 7 to 12 ft expected.

* WHERE...Ontonagon to Upper Entrance of Portage Canal MI.

* WHEN...For the Small Craft Advisory, from 7 AM to 4 PM EST
  Tuesday. For the Gale Warning, from 4 PM Tuesday to 4 AM EST
  Wednesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LMZ250-160845-
/O.CON.KMQT.SC.Y.0201.000000T0000Z-251215T2200Z/
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251217T1200Z/
5NM East of a line from Fairport MI to Rock Island Passage-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TUESDAY TO 7 AM EST
WEDNESDAY...

* WHAT...For the first Small Craft Advisory, west winds 10 to 15
  kt and waves 2 to 4 ft occurring. For the second Small Craft
  Advisory, southwest winds 20 to 30 kt with a few gale force
  gusts to 35 kt and waves 7 to 10 ft expected.

* WHERE...5NM East of a line from Fairport MI to Rock Island
  Passage.

* WHEN...For the first Small Craft Advisory, until 5 PM EST this
  afternoon. For the second Small Craft Advisory, from 7 AM
  Tuesday to 7 AM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LSZ240-160845-
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251217T1200Z/
Saxon Harbor WI to Black River MI-
336 PM EST Mon Dec 15 2025 /236 PM CST Mon Dec 15 2025/

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST /6 AM CST/
TUESDAY TO 7 AM EST /6 AM CST/ WEDNESDAY...

* WHAT...Southwest winds 20 to 30 kt with a few gale force gusts
  up to 35 kt and waves 3 to 6 ft expected.

* WHERE...Saxon Harbor WI to Black River MI.

* WHEN...From 7 AM EST /6 AM CST/ Tuesday to 7 AM EST /6 AM CST/
  Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
336 PM EST Mon Dec 15 2025

LMZ221-160845-
/O.NEW.KMQT.SC.Y.0204.251216T1200Z-251217T1200Z/
Green Bay North of line from Cedar River MI to Rock Island
Passage-
336 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TUESDAY TO 7 AM EST
WEDNESDAY...

* WHAT...Southwest winds 15 to 25 kt with a few gale force gusts
  up to 35 kt and waves 4 to 7 ft expected.

* WHERE...Green Bay North of line from Cedar River MI to Rock
  Island Passage.

* WHEN...From 7 AM Tuesday to 7 AM EST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

GS

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
209 PM CST Mon Dec 15 2025

LMZ643-644-160415-
/O.NEW.KMKX.SC.Y.0113.251216T1500Z-251217T1200Z/
Sheboygan to Port Washington WI-
Port Washington to North Point Light WI-
209 PM CST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM TUESDAY TO 6 AM CST
WEDNESDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and
  waves 4 to 6 ft expected.

* WHERE...Nearshore Waters from Sheboygan to North Point
  Lighthouse.

* WHEN...From 9 AM Tuesday to 6 AM CST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
209 PM CST Mon Dec 15 2025

LMZ645-646-160415-
/O.CAN.KMKX.SC.Y.0112.000000T0000Z-251215T2100Z/
/O.NEW.KMKX.SC.Y.0113.251216T1500Z-251217T1200Z/
North Point Light to Wind Point WI-
Wind Point WI to Winthrop Harbor IL-
209 PM CST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM TUESDAY TO 6 AM CST
WEDNESDAY...
...SMALL CRAFT ADVISORY IS CANCELLED...

* WHAT...The Advisory for this afternoon has been canceled due to
  winds and waves diminishing below threshold levels. The Advisory
  for Tuesday and Tuesday night is due to expected southwest winds
  15 to 25 kt with gusts up to 30 kt.

* WHERE...Nearshore Waters from North Point Lighthouse to
  Winthrop Harbor IL.

* WHEN...From 9 AM Tuesday to 6 AM CST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Grand Rapids MI
303 PM EST Mon Dec 15 2025

LMZ844>849-160415-
/O.EXP.KGRR.GL.W.0032.000000T0000Z-251215T2000Z/
/O.CON.KGRR.SC.Y.0111.000000T0000Z-251216T0600Z/
St Joseph to South Haven MI-South Haven to Holland MI-
Holland to Grand Haven MI-Grand Haven to Whitehall MI-
Whitehall to Pentwater MI-Pentwater to Manistee MI-
303 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...West winds 15 to 25 knots and waves 6 to 9 feet.

* WHERE...St Joseph to Manistee.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Cleveland OH
301 PM EST Mon Dec 15 2025

LEZ142-143-160400-
/O.CON.KCLE.SC.Y.0077.000000T0000Z-251216T0400Z/
Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH-
301 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

* WHAT...Southwest winds 15 to 25 knots and waves 2 to 4 feet.

* WHERE...The nearshore waters of Lake Erie from Maumee Bay to
  The Islands OH.

* WHEN...Until 11 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Cleveland OH
301 PM EST Mon Dec 15 2025

LEZ148-149-160415-
/O.CON.KCLE.SC.Y.0077.000000T0000Z-251216T0900Z/
Geneva-on-the-Lake to Conneaut OH-Conneaut OH to Ripley NY-
301 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
TUESDAY...

* WHAT...Southwest winds 15 to 25 knots and waves 2 to 4 feet.

* WHERE...The nearshore waters of Lake Erie from Geneva-on-the-
  Lake OH to Ripley NY.

* WHEN...Until 4 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

For more information from the National Weather Service visit
http://www.weather.gov/cle

URGENT - MARINE WEATHER MESSAGE
National Weather Service Cleveland OH
301 PM EST Mon Dec 15 2025

LEZ144>147-160415-
/O.CON.KCLE.SC.Y.0077.000000T0000Z-251216T0900Z/
The Islands to Vermilion OH-Vermilion to Avon Point OH-
Avon Point to Willowick OH-Willowick to Geneva-on-the Lake OH-
301 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
TUESDAY...

* WHAT...Southwest winds 15 to 25 knots and waves 2 to 4 feet.

* WHERE...The nearshore waters of Lake Erie from the Islands to
  Geneva-on-the-Lake OH.

* WHEN...Until 4 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
1153 AM PST Mon Dec 15 2025

PZZ450-160400-
/O.CON.KEKA.SC.Y.0135.251216T0900Z-251216T1900Z/
Pt St George to Cape Mendocino out 10 nm-
1153 AM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 AM TO 11 AM PST
TUESDAY...

* WHAT...Seas 8 to 10 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...From 1 AM to 11 AM PST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
1153 AM PST Mon Dec 15 2025

PZZ470-160400-
/O.CON.KEKA.SC.Y.0134.000000T0000Z-251216T1900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
1153 AM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM PST
TUESDAY...

* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas
  7 to 11 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...Until 11 AM PST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Juan PR
344 PM AST Mon Dec 15 2025

AMZ711-160000-
/O.CON.TJSJ.SC.Y.0041.000000T0000Z-251216T0000Z/
Atlantic Waters of Puerto Rico and USVI from 10 NM to 19.5N-
344 PM AST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM AST THIS
EVENING...

* WHAT...Seas 5 to 6 ft.

* WHERE...Atlantic Waters of Puerto Rico and USVI from 10 NM to
  19.5N.

* WHEN...Until 8 PM AST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
223 PM EST Mon Dec 15 2025

LHZ421-441-160730-
/O.CON.KDTX.SC.Y.0095.000000T0000Z-251216T0300Z/
/O.UPG.KDTX.GL.A.0022.251216T2000Z-251217T1000Z/
/O.NEW.KDTX.GL.W.0029.251216T2000Z-251217T1100Z/
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-Port Austin to Harbor Beach MI-
223 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 3 PM TUESDAY TO 6 AM EST
WEDNESDAY...

* WHAT...During the Small Craft Advisory, expect sustained winds
  up to 23 knots from the southwest with gusts up to 30 knots.
  The largest significant waves will be 5 feet with a potential
  maximum wave height of 7 feet. During the Gale Warning, expect
  sustained winds up to 32 knots from the southwest with gusts
  up to 39 knots. The largest significant waves will be 5 feet
  with a potential maximum wave height of 7 feet.

* WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to
  Inner Saginaw Bay and Port Austin to Harbor Beach MI.

* WHEN...During the Small Craft Advisory, the maximum winds are
  expected around 2 PM EST Monday with the largest waves
  expected around 2 PM EST Monday. During the Gale Warning, the
  maximum winds are expected around 9 PM EST Tuesday with the
  largest waves expected around 10 PM EST Tuesday. During the
  Gale Watch, the maximum winds are expected around 9 PM EST
  Tuesday with the largest waves expected around 10 PM EST
  Tuesday.

* IMPACTS...Strong winds will cause hazardous waves which could
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Newport/Morehead City NC
216 PM EST Mon Dec 15 2025

AMZ150-152-152300-
/O.CON.KMHX.SC.Y.0100.000000T0000Z-251215T2300Z/
S of Currituck Beach Light to Oregon Inlet NC out 20 nm-
S of Oregon Inlet to Cape Hatteras NC out 20 nm-
216 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Seas 5 to 7 ft.

* WHERE...The coastal waters from Duck to Cape Hatteras.

* WHEN...Until 6 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Newport/Morehead City NC
216 PM EST Mon Dec 15 2025

AMZ154-152300-
/O.CON.KMHX.SC.Y.0101.000000T0000Z-251215T2300Z/
S of Cape Hatteras to Ocracoke Inlet NC out 20 nm
including the Monitor National Marine Sanctuary-
216 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Seas 4 to 7 ft.

* WHERE...The coastal waters from Cape Hatteras to Ocracoke
  Inlet.

* WHEN...Until 6 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Tiyan GU
509 AM ChST Tue Dec 16 2025

PMZ171-160915-
/O.CON.PGUM.SC.Y.0057.000000T0000Z-251217T0700Z/
Yap Coastal Waters-
509 AM ChST Tue Dec 16 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CHST
WEDNESDAY...

* WHAT...East winds around 20 kt with frequent gusts up to 25 kt
  and seas 7 to 10 feet expected.

* WHERE...Yap Coastal Waters.

* WHEN...Until 5 PM ChST Wednesday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...A building northeast trade swell, a long-
period north swell and wind waves will combine to produce seas up
to 10 feet over Yap coastal waters. Increasing trade winds will
produce moderate to fresh winds with frequent strong gusts. Winds
and seas are expected to subside Wednesday afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid boating in hazardous conditions.

&&

$$

Stanko

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
1050 AM PST Mon Dec 15 2025

PZZ565-160300-
/O.CON.KMTR.SC.Y.0215.251215T2300Z-251217T0500Z/
Coastal Waters from Point Pinos to Point Piedras Blancas
California out to 10 NM-
1050 AM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 9 PM PST TUESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt
  expected.

* WHERE...Coastal Waters from Point Pinos to Point Piedras
  Blancas California out to 10 NM.

* WHEN...From 3 PM this afternoon to 9 PM PST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/sanfrancisco

URGENT - MARINE WEATHER MESSAGE
National Weather Service San Francisco Bay Area
1050 AM PST Mon Dec 15 2025

PZZ576-160300-
/O.CON.KMTR.SC.Y.0215.251215T2300Z-251216T2300Z/
Waters from Point Pinos to Point Piedras Blancas 10-60 NM-
1050 AM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 PM PST TUESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt
  expected.

* WHERE...Waters from Point Pinos to Point Piedras Blancas 10-
  60 NM.

* WHEN...From 3 PM this afternoon to 3 PM PST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service New York NY
128 PM EST Mon Dec 15 2025

ANZ350-152300-
/O.CON.KOKX.SC.Y.0118.000000T0000Z-251215T2300Z/
Moriches Inlet NY to Montauk Point NY out 20 nm-
128 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and
  seas 3 to 5 feet.

* WHERE...Moriches Inlet NY to Montauk Point NY out 20 nm.

* WHEN...Until 6 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

For more details, see the Coastal Waters Forecast from
National Weather Service New York NY, or visit
https://www.weather.gov/okx/marine

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
101 PM EST Mon Dec 15 2025

LOZ042-160600-
/O.CON.KBUF.SC.Y.0101.000000T0000Z-251216T0900Z/
Lake Ontario nearshore waters from the Niagara River to Hamlin
Beach-
101 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
TUESDAY...

* WHAT...West winds to 30 knots and waves 4 to 7 feet.

* WHERE...The nearshore waters of Lake Ontario from the Niagara
  River to Hamlin Beach.

* WHEN...Until 4 AM EST Tuesday.

* IMPACTS...Winds and/or waves will cause hazardous conditions
  that could capsize or damage small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
101 PM EST Mon Dec 15 2025

LEZ040-041-160600-
/O.CON.KBUF.SC.Y.0101.000000T0000Z-251216T1000Z/
Lake Erie nearshore waters from Ripley to Dunkirk-
Lake Erie nearshore waters from Dunkirk to Buffalo-
101 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
TUESDAY...

* WHAT...Southwest winds 15 to 25 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Erie from Ripley to
  Buffalo.

* WHEN...Until 5 AM EST Tuesday.

* IMPACTS...Winds and/or waves will cause hazardous conditions
  that could capsize or damage small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
101 PM EST Mon Dec 15 2025

LEZ020-160600-
/O.CON.KBUF.SC.Y.0101.000000T0000Z-251216T0600Z/
Upper Niagara River and Buffalo Harbor-
101 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...

* WHAT...West winds 15 to 20 knots.

* WHERE...The Upper Niagara River and Buffalo Harbor.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Winds and/or waves will cause hazardous conditions
  that could capsize or damage small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
101 PM EST Mon Dec 15 2025

LOZ043-160600-
/O.CON.KBUF.SC.Y.0101.000000T0000Z-251216T1500Z/
Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay-
101 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

* WHAT...Southwest winds 15 to 25 knots and waves 3 to 6 feet.

* WHERE...The nearshore waters of Lake Ontario from Hamlin Beach
  to Sodus Bay.

* WHEN...Until 10 AM EST Tuesday.

* IMPACTS...Winds and/or waves will cause hazardous conditions
  that could capsize or damage small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
101 PM EST Mon Dec 15 2025

LOZ044-160600-
/O.CON.KBUF.SC.Y.0101.000000T0000Z-251216T1500Z/
Lake Ontario nearshore waters from Sodus Bay to Mexico Bay-
101 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

* WHAT...Southwest winds 15 to 25 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Ontario from Sodus Bay to
  Mexico Bay.

* WHEN...Until 10 AM EST Tuesday.

* IMPACTS...Winds and/or waves will cause hazardous conditions
  that could capsize or damage small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Buffalo NY
101 PM EST Mon Dec 15 2025

LOZ045-160600-
/O.CON.KBUF.SC.Y.0101.000000T0000Z-251216T1500Z/
Lake Ontario nearshore waters from Mexico Bay to the Saint
Lawrence River-
101 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

* WHAT...West winds 15 to 25 knots and waves 5 to 8 feet.

* WHERE...The nearshore waters of Lake Ontario from Mexico Bay
  to the Saint Lawrence River.

* WHEN...Until 10 AM EST Tuesday.

* IMPACTS...Winds and/or waves will cause hazardous conditions
  that could capsize or damage small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Caribou ME
1257 PM EST Mon Dec 15 2025

ANZ050-051-160600-
/O.CAN.KCAR.GL.W.0038.000000T0000Z-251216T0000Z/
/O.EXB.KCAR.SC.Y.0100.000000T0000Z-251216T1000Z/
Coastal Waters from Eastport, ME to Schoodic Point, ME out 25 NM-
Coastal Waters from Schoodic Point, ME to Stonington, ME out
25 NM-
1257 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with a few gusts up to 35 kt
  and seas 4 to 7 ft.

* WHERE...Coastal Waters from Eastport, ME to Schoodic Point, ME
  out 25 NM and Coastal Waters from Schoodic Point, ME to
  Stonington, ME out 25 NM.

* WHEN...Until 5 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...Light freezing spray likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Caribou ME
1257 PM EST Mon Dec 15 2025

ANZ052-160600-
/O.EXT.KCAR.SC.Y.0100.000000T0000Z-251216T1000Z/
Intra Coastal Waters from Schoodic Point, ME to Stonington, ME-
1257 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EST TUESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and
  seas 3 to 5 ft.

* WHERE...Intra Coastal Waters from Schoodic Point, ME to
  Stonington, ME.

* WHEN...Until 5 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

* ADDITIONAL DETAILS...Light freezing spray likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gray ME
1252 PM EST Mon Dec 15 2025

ANZ150-152-154-160600-
/O.CAN.KGYX.GL.W.0039.000000T0000Z-251215T1800Z/
/O.EXB.KGYX.SC.Y.0097.000000T0000Z-251216T0600Z/
Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM-
Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out
25 NM-
Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out
25 NM-
1252 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 25 kt with gusts up to 35 kt and
  seas 4 to 6 ft.

* WHERE...Coastal Waters from Stonington, ME to Port Clyde, ME
  out 25 NM, Coastal Waters from Port Clyde, ME to Cape
  Elizabeth, ME out 25 NM and Coastal Waters from Cape
  Elizabeth, ME to Merrimack River, MA out 25 NM.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gray ME
1252 PM EST Mon Dec 15 2025

ANZ151-153-160600-
/O.EXT.KGYX.SC.Y.0097.000000T0000Z-251216T0600Z/
Penobscot Bay-Casco Bay-
1252 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM EST TUESDAY...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 30 kt and
  seas 1 to 3 ft.

* WHERE...Penobscot Bay and Casco Bay.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Charleston SC
1249 PM EST Mon Dec 15 2025

AMZ374-160200-
/O.CON.KCHS.SC.Y.0070.000000T0000Z-251216T0600Z/
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
1249 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...

* WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and
  seas 5 to 8 ft.

* WHERE...Savannah to Altamaha Sound from 20 to 60 NM.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Melbourne FL
1235 PM EST Mon Dec 15 2025

AMZ570-161500-
/O.CON.KMLB.SC.Y.0050.000000T0000Z-251216T1500Z/
Flagler Beach to Volusia-Brevard County Line 20-60 nm-
1235 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...

* WHAT...Northeast winds around 20 knots with gusts up to 25
  knots and seas 7 to 10 feet.

* WHERE...Flagler Beach to Volusia-Brevard County Line 20-60 nm.

* WHEN...Until 10 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Melbourne FL
1235 PM EST Mon Dec 15 2025

AMZ550-552-160600-
/O.CON.KMLB.SC.Y.0050.000000T0000Z-251216T0600Z/
Flagler Beach to Volusia-Brevard County Line 0-20 nm-Volusia-
Brevard County Line to Sebastian Inlet 0-20 nm-
1235 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...

* WHAT...Northeast winds around 20 knots with gusts up to 25
  knots and seas 5 to 8 feet.

* WHERE...Flagler Beach to Volusia-Brevard County Line 0-20 nm
  and Volusia-Brevard County Line to Sebastian Inlet 0-20 nm.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Melbourne FL
1235 PM EST Mon Dec 15 2025

AMZ555-572-575-170000-
/O.EXT.KMLB.SC.Y.0050.000000T0000Z-251217T0000Z/
Sebastian Inlet to Jupiter Inlet 0-20 nm-Volusia-
Brevard County Line to Sebastian Inlet 20-60 nm-
Sebastian Inlet to Jupiter Inlet 20-60 nm-
1235 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EST TUESDAY...

* WHAT...Northeast winds around 20 knots with gusts up to 30
  knots and seas 7 to 12 feet.

* WHERE...Sebastian Inlet to Jupiter Inlet 0-20 nm, Volusia-
  Brevard County Line to Sebastian Inlet 20-60 nm and Sebastian
  Inlet to Jupiter Inlet 20-60 nm.

* WHEN...Until 7 PM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1232 PM EST Mon Dec 15 2025

ANZ230-236-152300-
/O.EXT.KBOX.SC.Y.0129.000000T0000Z-251215T2300Z/
Boston Harbor-Narragansett Bay-
1232 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 PM EST THIS
EVENING...

* WHAT...Northwest winds 10 to 20 kt with gusts up to 25 kt and
  waves 1 to 3 feet.

* WHERE...In Massachusetts coastal waters, Boston Harbor. In
  Rhode Island coastal waters, Narragansett Bay.

* WHEN...Until 6 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1232 PM EST Mon Dec 15 2025

ANZ250-254>256-160800-
/O.CAN.KBOX.GL.W.0043.000000T0000Z-251215T1800Z/
/O.EXB.KBOX.SC.Y.0129.000000T0000Z-251216T0800Z/
Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary-
Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 nm-
Coastal Waters extending out to 25 nm South of Marthas Vineyard
and Nantucket-
Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 nm South of Block Island-
1232 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EST TUESDAY...
...GALE WARNING IS CANCELLED...

* WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas
  6 to 9 feet.

* WHERE...In Massachusetts coastal waters, Coastal waters east
  of Ipswich Bay and the Stellwagen Bank National Marine
  Sanctuary, Coastal waters from Provincetown MA to Chatham MA
  to Nantucket MA out 20 nm and Coastal Waters extending out to
  25 nm South of Marthas Vineyard and Nantucket. In Rhode Island
  coastal waters, Coastal Waters from Montauk NY to Marthas
  Vineyard extending out to 20 nm South of Block Island.

* WHEN...Until 3 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Boston/Norton MA
1232 PM EST Mon Dec 15 2025

ANZ231>235-237-251-160000-
/O.CAN.KBOX.GL.W.0043.000000T0000Z-251215T1800Z/
/O.EXB.KBOX.SC.Y.0129.000000T0000Z-251216T0000Z/
Cape Cod Bay-Nantucket Sound-Vineyard Sound-Buzzards Bay-
Rhode Island Sound-Block Island Sound-
Massachusetts Bay and Ipswich Bay-
1232 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...Northwest winds 15 to 20 kt with gusts up to 30 kt and
  seas 4 to 6 feet.

* WHERE...Portions of Massachusetts coastal waters and Rhode
  Island coastal waters.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Brownsville TX
Issued by National Weather Service Lake Charles LA
1128 AM CST Mon Dec 15 2025

GMZ150-155-170-175-160000-
/O.CON.KBRO.SC.Y.0053.000000T0000Z-251216T0000Z/
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
Gulf waters from Port Mansfield to the Rio Grande extending from
20 to 60 nm-
Gulf waters from Baffin Bay to Port Mansfield extending from
20 to 60 nm-
1128 AM CST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* WHAT...Seas 5 to 7 ft.

* WHERE...Gulf waters between the mouth of the Rio Grande and
  Baffin Bay from 0 to 60 nm.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1224 PM EST Mon Dec 15 2025

AMZ630-160000-
/O.CON.KMFL.SC.Y.0035.000000T0000Z-251216T0600Z/
Biscayne Bay-
1224 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...

* WHAT...Northeast winds 20 to 25 kt and seas 1 to 2 ft.

* WHERE...Biscayne Bay.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1224 PM EST Mon Dec 15 2025

AMZ650-651-670-671-160000-
/O.EXT.KMFL.SC.Y.0035.000000T0000Z-251217T0000Z/
Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM-
Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM-
Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM-
Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM
excluding the territorial waters of Bahamas-
1224 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EST TUESDAY...

* WHAT...Northeast winds 20 to 30 kt and seas 7 to 12 ft.

* WHERE...Coastal waters from Jupiter Inlet to Deerfield Beach
  FL out 20 NM, Coastal waters from Deerfield Beach to Ocean
  Reef FL out 20 NM, Waters from Jupiter Inlet to Deerfield
  Beach FL from 20 to 60 NM and Waters from Deerfield Beach to
  Ocean Reef FL from 20 to 60 NM excluding the territorial
  waters of Bahamas.

* WHEN...Until 7 PM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1224 PM EST Mon Dec 15 2025

GMZ656-657-676-160000-
/O.CON.KMFL.SC.Y.0035.000000T0000Z-251216T0600Z/
Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM-
Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM-
Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM-
1224 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...

* WHAT...Northeast winds 15 to 25 kt and seas 3 to 6 ft.

* WHERE...Coastal waters from Chokoloskee to Bonita Beach FL out
  20 NM, Coastal waters from East Cape Sable to Chokoloskee FL
  out 20 NM and Waters from Chokoloskee to Bonita Beach FL from
  20 to 60 NM.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Miami FL
1224 PM EST Mon Dec 15 2025

AMZ610-160000-
/O.CON.KMFL.SC.Y.0035.000000T0000Z-251216T0000Z/
Lake Okeechobee-
1224 PM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Northeast winds 15 to 20 kt with gusts up to 25 kt and
  seas 1 to 2 ft.

* WHERE...Lake Okeechobee.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Seattle WA
911 AM PST Mon Dec 15 2025

PZZ130-150-153-156-170-173-176-160115-
/O.CON.KSEW.GL.W.0034.000000T0000Z-251216T0200Z/
/O.CON.KSEW.SC.Y.0168.251216T0200Z-251216T2000Z/
/O.CON.KSEW.GL.A.0025.251216T2000Z-251217T2000Z/
West Entrance U.S. Waters Strait Of Juan De Fuca-
Coastal Waters From Cape Flattery To James Island Out 10 Nm-
Coastal Waters From James Island To Point Grenville Out 10 Nm-
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm-
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm-
Coastal Waters From James Island To Point Grenville 10 To 60 Nm-
Coastal Waters From Point Grenville To Cape Shoalwater 10 To
60 Nm-
911 AM PST Mon Dec 15 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON PST TUESDAY...
...GALE WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING...

* WHAT...For the Gale Warning, southwest winds 30 to 40 kt. For
  the Small Craft Advisory, southwest winds 20 to 30 kt and seas
  10 to 14 ft. For the Gale Watch, west winds 40 to 50 kt.

* WHERE...Portions of Pacific coastal waters.

* WHEN...For the Gale Warning, until 6 PM PST this evening. For
  the Small Craft Advisory, from 6 PM this evening to noon PST
  Tuesday. For the Gale Watch, from Tuesday afternoon through
  Wednesday morning.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...Seas 15 to 20 ft today, decrease 10 to 12
  ft late tonight, and increase to 12 to 17 ft Tuesday afternoon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Seattle WA
911 AM PST Mon Dec 15 2025

PZZ110-160115-
/O.CON.KSEW.SC.Y.0168.000000T0000Z-251216T1800Z/
Grays Harbor Bar-
911 AM PST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

* WHAT...Combined seas 11 to 13 ft subsiding to 7 to 9 ft
  Tuesday. Bar conditions rough becoming moderate Tuesday.
  Maximum ebb currents will occur around 115 PM today and 145 AM
  and 2 PM Tuesday.

* WHERE...Grays Harbor Bar.

* WHEN...Until 10 AM PST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft especially
  when navigating in or near harbor entrances.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Small Craft Advisory for rough bar means that wave conditions
are expected to be hazardous to small craft in or near harbor
entrances.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/seattle

Coastal Waters Forecast for Southeast Alaska...UPDATED
National Weather Service Juneau AK
753 AM AKST Mon Dec 15 2025

Southeast Alaska Inside Waters from Dixon Entrance to Skagway

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ033-160330-
Southern Chatham Strait-
753 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

.TODAY...N wind 25 kt becoming SE 30 kt in the afternoon. Gusts
to 45 kt. Seas 10 ft, except 16 ft near ocean entrances. Rain and
snow.
.TONIGHT...SE wind 30 kt becoming S 20 kt late. Gusts to 45 kt.
Seas 9 ft, except 16 ft near ocean entrances. Snow and rain.
.TUE...N wind 25 kt. Seas 8 ft, except 13 ft near ocean
entrances. S swell. Snow.
.TUE NIGHT...N wind 20 kt. Seas 7 ft. Light freezing spray.
.WED...N wind 30 kt. Seas 7 ft.
.THU...N wind 25 kt. Seas 7 ft.
.FRI...N wind 25 kt. Seas 5 ft.



$$

Coastal Waters Forecast for Southeast Alaska...UPDATED
National Weather Service Juneau AK
753 AM AKST Mon Dec 15 2025

Southeast Alaska Inside Waters from Dixon Entrance to Skagway

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ036-160330-
Clarence Strait-
753 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

.TODAY...S wind 15 kt increasing to 30 kt. Seas 7 ft building to
9 ft. Rain.
.TONIGHT...S wind 30 kt. Seas 9 ft. Rain.
.TUE...SE wind 20 kt. Seas 7 ft. Rain and snow.
.TUE NIGHT...E wind 15 kt. Seas 4 ft. Rain.
.WED...E wind 25 kt. Seas 6 ft.
.THU...N wind 25 kt. Seas 6 ft.
.FRI...N wind 20 kt. Seas 4 ft.



$$

Coastal Waters Forecast for Southeast Alaska...UPDATED
National Weather Service Juneau AK
753 AM AKST Mon Dec 15 2025

Southeast Alaska Inside Waters from Dixon Entrance to Skagway

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ035-160330-
Sumner Strait-
753 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH THIS EVENING...

.TODAY...E wind 15 kt becoming SE 25 kt. Gusts to 45 kt. Seas
5 ft building to 7 ft. Near ocean entrances, seas 10 ft. Rain
through the day. Snow.
.TONIGHT...SE wind 30 kt becoming E 20 kt late. Seas 6 ft, except
11 ft near ocean entrances. Rain and snow.
.TUE...E wind 20 kt diminishing to 15 kt in the afternoon.
Gusts to 35 kt. Seas 5 ft, except 9 ft near ocean entrances. Snow
and rain.
.TUE NIGHT...E wind 15 kt. Seas 4 ft.
.WED...E wind 25 kt. Seas 5 ft.
.THU...E wind 20 kt. Seas 4 ft.
.FRI...E wind 20 kt. Seas 4 ft.



$$

Coastal Waters Forecast for Southeast Alaska...UPDATED
National Weather Service Juneau AK
753 AM AKST Mon Dec 15 2025

Southeast Alaska Inside Waters from Dixon Entrance to Skagway

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ034-160330-
Frederick Sound-
753 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

.TODAY...NE wind 25 kt becoming SE in the afternoon. Gusts to
45 kt. Seas 11 ft. Rain and snow.
.TONIGHT...SE wind 25 kt. Gusts to 45 kt. Seas 11 ft. Snow and
rain.
.TUE...N wind 25 kt. Seas 10 ft. Snow.
.TUE NIGHT...N wind 25 kt. Seas 9 ft. Light freezing spray.
.WED...N wind 30 kt. Seas 10 ft.
.THU...N wind 30 kt. Seas 12 ft.
.FRI...N wind 25 kt. Seas 10 ft.



$$

Coastal Waters Forecast for Southeast Alaska...UPDATED
National Weather Service Juneau AK
753 AM AKST Mon Dec 15 2025

Southeast Alaska Inside Waters from Dixon Entrance to Skagway

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ032-160330-
Northern Chatham Strait-
753 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

.TODAY...NE wind 30 kt. Near Point Couverden, N wind 50 kt
gusting to 70 kt. Seas 13 ft. Light freezing spray. Snow.
.TONIGHT...N wind 25 kt. Seas 12 ft. Light freezing spray. Snow.
.TUE...N wind 25 kt. Seas 12 ft. Light freezing spray. Snow.
.TUE NIGHT...N wind 25 kt. Seas 11 ft. Light freezing spray.
.WED...N wind 30 kt. Seas 11 ft.
.THU...N wind 30 kt. Seas 12 ft.
.FRI...N wind 30 kt. Seas 12 ft.



$$

Coastal Waters Forecast for Southeast Alaska...UPDATED
National Weather Service Juneau AK
753 AM AKST Mon Dec 15 2025

Southeast Alaska Inside Waters from Dixon Entrance to Skagway

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ031-160330-
Stephens Passage-
753 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

.TODAY...N wind 30 kt. Gusts to 45 kt. Seas 13 ft. Freezing spray
through the day. Rain early in the morning. Snow through the day.
.TONIGHT...N wind 30 kt. Gusts to 45 kt. Seas 13 ft. Light
freezing spray. Snow.
.TUE...N gale to 35 kt. Seas 13 ft. Freezing spray. Snow.
.TUE NIGHT...N wind 30 kt. Seas 12 ft. Freezing spray.
.WED...N gale to 35 kt. Seas 13 ft.
.THU...N gale to 35 kt. Seas 13 ft.
.FRI...N wind 30 kt. Seas 13 ft.



$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Honolulu HI
331 AM HST Mon Dec 15 2025

PHZ110>114-160245-
/O.CON.PHFO.SC.Y.0052.000000T0000Z-251216T0400Z/
Kauai Northwest Waters-Kauai Windward Waters-Kauai Leeward Waters-
Kauai Channel-Oahu Windward Waters-
331 AM HST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM HST THIS
EVENING...

* WHAT...Seas 7 to 10 feet.

* WHERE...Kauai Northwest Waters, Kauai Windward Waters, Kauai
  Leeward Waters, Kauai Channel and Oahu Windward Waters.

* WHEN...Until 6 PM HST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in these conditions.

&&

$$

RCB

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ767-160130-
Saint Matthew Island Waters-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NW wind 30 kt. Seas 10 ft.
.TONIGHT...N wind 30 kt. Seas 11 ft. Freezing spray.
.TUE...NW wind 15 kt. Seas 8 ft.
.TUE NIGHT...W wind 20 kt. Seas 4 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 9 ft.
.FRI...S wind 25 kt. Seas 11 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ766-160130-
Pribilof Islands Nearshore Waters-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NW wind 25 kt. Seas 9 ft.
.TONIGHT...NW wind 30 kt. Seas 13 ft.
.TUE...N wind 25 kt. Seas 11 ft.
.TUE NIGHT...N wind 20 kt. Seas 7 ft.
.WED...W wind 15 kt. Seas 5 ft.
.THU...W wind 25 kt. Seas 9 ft.
.FRI...SW wind 15 kt. Seas 6 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ787-160130-
Kiska to Attu Pacific Side-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY TONIGHT AND TUESDAY...

.TODAY...SE wind 20 kt. Seas 6 ft.
.TONIGHT...SE wind 30 kt. Seas 8 ft.
.TUE...SE wind 30 kt. Seas 11 ft.
.TUE NIGHT...SE wind 30 kt. Seas 14 ft.
.WED...S wind 30 kt. Seas 14 ft.
.THU THROUGH FRI...S wind 30 kt. Seas 12 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ783-160130-
Seguam to Adak Pacific Side from 15 to 75 NM-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...N wind 20 kt. Seas 9 ft.
.TONIGHT...N wind 30 kt. Seas 9 ft.
.TUE...N wind 25 kt diminishing to 15 kt in the afternoon. Seas
8 ft.
.TUE NIGHT...NE wind 15 kt. Seas 6 ft.
.WED...S wind 15 kt. Seas 7 ft.
.THU...SW wind 20 kt. Seas 7 ft.
.FRI...S wind 25 kt. Seas 7 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ786-160130-
Kiska to Attu Bering Side-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY TONIGHT AND TUESDAY...

.TODAY...SE wind 15 kt. Seas 5 ft.
.TONIGHT...SE wind 25 kt. Seas 6 ft.
.TUE...SE wind 30 kt. Seas 9 ft.
.TUE NIGHT...S wind 30 kt. Seas 12 ft.
.WED...S wind 30 kt. Seas 12 ft.
.THU THROUGH FRI...S wind 30 kt. Seas 12 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ780-160130-
Seguam to Adak Bering Side out to 15 NM-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NW wind 25 kt. Seas 8 ft.
.TONIGHT...N wind 25 kt. Seas 9 ft.
.TUE...N wind 20 kt. Seas 8 ft.
.TUE NIGHT...NE wind 15 kt. Seas 7 ft.
.WED THROUGH THU...SW wind 15 kt. Seas 4 ft.
.FRI...S wind 20 kt. Seas 3 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ776-160130-
Nikolski to Seguam Bering Side from 15 to 85 NM-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NW wind 25 kt. Seas 10 ft.
.TONIGHT...NW wind 30 kt. Seas 12 ft.
.TUE...N wind 30 kt diminishing to 20 kt in the afternoon. Seas
13 ft.
.TUE NIGHT...N wind 15 kt. Seas 9 ft.
.WED...NW wind 15 kt. Seas 6 ft.
.THU...SW wind 20 kt. Seas 6 ft.
.FRI...SW wind 15 kt. Seas 4 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ782-160130-
Seguam to Adak Pacific Side out to 15 NM-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NW wind 25 kt. Seas 5 ft.
.TONIGHT...N wind 30 kt. Seas 5 ft.
.TUE...N wind 25 kt diminishing to 15 kt in the afternoon. Seas
4 ft.
.TUE NIGHT...NE wind 15 kt. Seas 3 ft.
.WED THROUGH THU...SW wind 15 kt. Seas 6 ft.
.FRI...S wind 20 kt. Seas 6 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
404 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The
Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ781-160130-
Seguam to Adak Bering Side from 15 to 85 NM-
404 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NW wind 20 kt. Seas 8 ft.
.TONIGHT...NW wind 25 kt. Seas 9 ft.
.TUE...N wind 20 kt in the morning becoming variable 10 kt. Seas
8 ft.
.TUE NIGHT...Variable wind 10 kt. Seas 7 ft.
.WED THROUGH THU...SW wind 20 kt. Seas 6 ft.
.FRI...S wind 25 kt. Seas 6 ft.

$$

Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
346 AM AKST Mon Dec 15 2025

Northwestern Alaska Coastal Waters out 100 NM

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.

PKZ816-160300-
South Side of Saint Lawrence Island out to 15 NM-
346 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
THIS EVENING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THIS EVENING
THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt becoming N. Seas 5 ft building to 7 ft.
Freezing spray.
.TONIGHT...N winds 25 kt. Seas 7 ft. Blowing snow. Vsby 1 NM or
less. Heavy freezing spray.
.TUE...N winds 15 kt. Seas 4 ft. Heavy freezing spray.
.TUE NIGHT...N winds 15 kt. Seas 4 ft.
.WED...SW winds 15 kt. Seas 3 ft.
.WED NIGHT...SW winds 15 kt. Seas 5 ft.
.THU...W winds 10 kt. Seas 6 ft.
.FRI...SW winds 15 kt. Seas 7 ft.

$$

Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
346 AM AKST Mon Dec 15 2025

Northwestern Alaska Coastal Waters out 100 NM

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.

PKZ854-160300-
Sledge Island to Wales greater than 15 NM-
346 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THIS EVENING
THROUGH LATE TONIGHT...

.TODAY...W winds 25 kt becoming N. Seas building to 5 ft.
Freezing spray.
.TONIGHT...N winds 30 kt. Seas 8 ft. Blowing snow. Vsby 1 NM or
less. Heavy freezing spray.
.TUE...N winds 25 kt. Seas 7 ft. Blowing snow. Vsby 1 NM or less.
Heavy freezing spray.
.TUE NIGHT...N winds 20 kt. Seas 5 ft. Heavy freezing spray.
.WED...S winds 15 kt. Seas 3 ft.
.WED NIGHT...S winds 15 kt. Seas 4 ft. Freezing spray.
.THU...NW winds 10 kt. Seas 4 ft.
.FRI...SW winds 10 kt. Seas 6 ft.

$$

Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
346 AM AKST Mon Dec 15 2025

Northwestern Alaska Coastal Waters out 100 NM

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.

PKZ817-160300-
North Side of Saint Lawrence Island out to 15 NM-
346 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THIS EVENING
THROUGH LATE TONIGHT...

.TODAY...W winds 20 kt becoming N. Seas 6 ft. Freezing fog. Vsby
1 NM or less. Freezing spray.
.TONIGHT...N winds 30 kt. Seas 7 ft. Blowing snow. Vsby 1 NM or
less. Heavy freezing spray.
.TUE...N winds 20 kt. Seas 6 ft. Heavy freezing spray.
.TUE NIGHT...N winds 15 kt. Seas 4 ft. Heavy freezing spray.
.WED...SW winds 15 kt. Seas 3 ft.
.WED NIGHT...SW winds 15 kt. Seas 5 ft.
.THU...W winds 10 kt. Seas 6 ft.
.FRI...SW winds 10 kt. Seas 7 ft.

$$

Coastal Waters Forecast for Northwest Alaska
National Weather Service Fairbanks AK
346 AM AKST Mon Dec 15 2025

Northwestern Alaska Coastal Waters out 100 NM

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent the average of the highest one-
third of the combined wind-wave and swell height.

PKZ851-160300-
Southwest of Saint Lawrence Island from 15 to 100 NM-
346 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT LATE TONIGHT...

.TODAY...W winds 25 kt becoming NW. Seas 7 ft building to 10 ft.
Freezing spray.
.TONIGHT...N winds 25 kt. Seas 11 ft. Blowing snow. Vsby 1 NM or
less. Heavy freezing spray.
.TUE...N winds 15 kt. Seas 5 ft. Heavy freezing spray.
.TUE NIGHT...N winds 15 kt. Seas 4 ft. Heavy freezing spray.
.WED...SW winds 15 kt. Seas 4 ft.
.WED NIGHT...S winds 15 kt. Seas 7 ft.
.THU...W winds 10 kt. Seas 6 ft.
.FRI...S winds 15 kt. Seas 9 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for the Northern Gulf of Alaska Coast
up to 100 nm out including Kodiak Island and Cook Inlet.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ712-160145-
Cape Suckling to Cape Cleare from 15 to 75 NM-
340 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TUESDAY...

.TODAY...NE wind 30 kt. Seas 16 ft. Blowing dust.
.TONIGHT...NE wind 25 kt. Seas 13 ft.
.TUE...NE wind 15 kt. Seas 9 ft.
.TUE NIGHT...NE wind 20 kt. Seas 8 ft.
.WED THROUGH THU...N wind 25 kt. Seas 7 ft.
.FRI...N wind 20 kt. Seas 5 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for the Northern Gulf of Alaska Coast
up to 100 nm out including Kodiak Island and Cook Inlet.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ723-160145-
Passage Canal-
340 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...W wind 25 kt. Gusts to 35 kt near Whittier. Seas 4 ft.
Freezing spray.
.TONIGHT...W wind 25 kt. Gusts to 35 kt near Whittier. Seas 3 ft.
Freezing spray.
.TUE...W wind 20 kt. Gusts to 30 kt near Whittier. Seas 3 ft.
Freezing spray.
.TUE NIGHT...W wind 25 kt. Seas 3 ft.
.WED THROUGH THU...W wind 25 kt. Seas 4 ft.
.FRI...W wind 10 kt. Seas 2 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for the Northern Gulf of Alaska Coast
up to 100 nm out including Kodiak Island and Cook Inlet.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ724-160145-
Northwest Prince William Sound-
340 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY TODAY...

.TODAY...NW wind 25 kt. Seas 3 ft. Freezing spray.
.TONIGHT...NW wind 15 kt. Seas 3 ft.
.TUE...W wind 15 kt. Seas 2 ft. Freezing spray.
.TUE NIGHT...N wind 15 kt. Seas 2 ft.
.WED THROUGH THU...N wind 15 kt. Seas 3 ft.
.FRI...N wind 10 kt. Seas 2 ft.

$$

Coastal Waters Forecast
National Weather Service Anchorage Alaska
340 AM AKST Mon Dec 15 2025

Coastal Waters Forecast for the Northern Gulf of Alaska Coast
up to 100 nm out including Kodiak Island and Cook Inlet.

Wind forecasts reflect the predominant speed and direction
expected. Sea forecasts represent an average of the highest
one-third of the combined wind wave and swell height.

PKZ711-160145-
Gravel Point to Cape Cleare out to 15 NM-
340 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH TONIGHT...

.TODAY...NE wind 30 kt. Seas 12 ft. Freezing spray.
.TONIGHT...N wind 20 kt. Seas 11 ft.
.TUE...N wind 15 kt. Seas 7 ft.
.TUE NIGHT...N wind 20 kt. Seas 7 ft.
.WED THROUGH THU...N wind 30 kt. Seas 5 ft.
.FRI...N wind 20 kt. Seas 3 ft.

$$

Coastal Waters Forecast for Southeast Alaska
National Weather Service Juneau AK
329 AM AKST Mon Dec 15 2025

Southeast Alaska Coastal Waters from Dixon Entrance to
Cape Suckling out 100 NM

Wind forecasts reflect the predominant speed and direction
expected. Seas forecasts represent the average of the highest
one-third of the combined windwave and swell height.

PKZ652-160630-
Icy Cape to Cape Suckling out to 15 NM-
329 AM AKST Mon Dec 15 2025

...SMALL CRAFT ADVISORY THROUGH LATE TONIGHT...

.TODAY...NE wind 25 kt. Seas 16 ft. Light freezing spray through
the day.
.TONIGHT...NE wind 25 kt diminishing to 20 kt late. Seas 15 ft.
Light freezing spray.
.TUE...NE wind 20 kt diminishing to 15 kt in the afternoon.
Seas 9 ft.
.TUE NIGHT...NE wind 20 kt. Seas 8 ft. S swell.
.WED...NE wind 25 kt. Seas 8 ft.
.THU...N wind 25 kt. Seas 7 ft.
.FRI...NE wind 20 kt. Seas 6 ft.

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
700 AM EST Mon Dec 15 2025

AMZ472-474-160000-
/O.EXP.KJAX.GL.W.0010.000000T0000Z-251215T1200Z/
/O.CON.KJAX.SC.Y.0048.000000T0000Z-251216T1500Z/
Waters from Fernandina Beach to St. Augustine FL from 20 to 60 NM-
Waters from St. Augustine to Flagler Beach FL from 20 to 60 NM-
700 AM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
TUESDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and
  seas 7 to 10 ft.

* WHERE...Northeast Florida coastal waters from Fernandina Beach
  FL to Flagler Beach FL from 20 to 60 NM.

* WHEN...Until 10 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
700 AM EST Mon Dec 15 2025

AMZ452-454-470-160000-
/O.EXP.KJAX.GL.W.0010.000000T0000Z-251215T1200Z/
/O.CON.KJAX.SC.Y.0048.000000T0000Z-251216T0600Z/
Coastal waters from Fernandina Beach to St. Augustine FL out
20 NM-
Coastal waters from St. Augustine to Flagler Beach FL out 20 NM-
Waters from Altamaha Sound GA to Fernandina Beach FL from 20 to
60 NM-
700 AM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
TUESDAY...
...GALE WARNING HAS EXPIRED...

* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and
  seas 7 to 10 ft.

* WHERE...Coastal waters from Fernandina Beach to St. Augustine
  FL out 20 NM, Coastal waters from St. Augustine to Flagler
  Beach FL out 20 NM and Waters from Altamaha Sound GA to
  Fernandina Beach FL from 20 to 60 NM.

* WHEN...Until 1 AM EST Tuesday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Jacksonville FL
700 AM EST Mon Dec 15 2025

AMZ450-160000-
/O.EXP.KJAX.GL.W.0010.000000T0000Z-251215T1200Z/
/O.CON.KJAX.SC.Y.0048.000000T0000Z-251216T0000Z/
Coastal waters from Altamaha Sound to Fernandina Beach FL out
20 NM-
700 AM EST Mon Dec 15 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...GALE WARNING HAS EXPIRED...

* WHAT...Northeast winds 15 to 25 kt and seas 5 to 8 ft.

* WHERE...Coastal waters from Altamaha Sound to Fernandina Beach
  FL out 20 NM.

* WHEN...Until 7 PM EST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
250 AM PST Mon Dec 15 2025

PZZ251-252-271-272-160300-
/O.CON.KPQR.GL.W.0031.000000T0000Z-251216T0000Z/
/O.CON.KPQR.SE.W.0027.251216T0000Z-251216T1200Z/
/O.NEW.KPQR.SC.Y.0149.251216T1200Z-251217T0000Z/
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM-
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
250 AM PST Mon Dec 15 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 4 AM PST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM PST TUESDAY...

* WHAT...For the Gale Warning, seas 12 to 16 ft at 12 seconds
  and southwest winds 25 to 35 kt with gusts up to 45 kt. For
  the Hazardous Seas Warning, very steep and hazardous seas 11
  to 16 ft at 13 seconds and southwest winds 10 to 20 kt with
  gusts up to 25 kt expected. For the Small Craft Advisory, seas
  11 to 14 ft at 12 seconds and southwest winds 20 to 25 kt with
  gusts up to 30 kt expected.

* WHERE...Coastal waters from Cape Shoalwater WA to Cape Falcon
  OR out 10 NM, Coastal waters from Cape Falcon to Cape
  Foulweather OR out 10 NM, Waters from Cape Shoalwater WA to
  Cape Falcon OR from 10 to 60 NM and Waters from Cape Falcon to
  Cape Foulweather OR from 10 to 60 NM.

* WHEN...Gale Warning, until 4 PM PST this afternoon. Hazardous
  Seas Warning, from 4 PM this afternoon to 4 AM PST Tuesday.
  Small Craft Advisory, from 4 AM to 4 PM PST Tuesday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...During the period of Small Craft Advisory
  seas and winds, isolated areas of hazardous seas may be
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
250 AM PST Mon Dec 15 2025

PZZ253-273-160300-
/O.CON.KPQR.GL.W.0031.000000T0000Z-251216T0000Z/
/O.CON.KPQR.SE.W.0027.251216T0000Z-251216T1200Z/
/O.NEW.KPQR.SC.Y.0149.251216T1200Z-251217T0000Z/
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
250 AM PST Mon Dec 15 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 4 AM PST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM PST TUESDAY...

* WHAT...For the Gale Warning, seas 10 to 15 ft at 12 seconds
  and southwest winds 25 to 35 kt with gusts up to 40 kt. For
  the Hazardous Seas Warning, very steep and hazardous seas 11
  to 15 ft at 13 seconds and southwest winds 10 to 20 kt
  expected. For the Small Craft Advisory, seas 11 to 13 ft at 13
  seconds and southwest winds 15 to 25 kt with gusts up to 30 kt
  expected.

* WHERE...Coastal waters from Cape Foulweather to Florence OR
  out 10 NM and Waters from Cape Foulweather to Florence OR from
  10 to 60 NM.

* WHEN...Gale Warning, until 4 PM PST this afternoon. Hazardous
  Seas Warning, from 4 PM this afternoon to 4 AM PST Tuesday.
  Small Craft Advisory, from 4 AM to 4 PM PST Tuesday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...During the period of Small Craft Advisory
  seas and winds, isolated areas of hazardous seas may be
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$

URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
250 AM PST Mon Dec 15 2025

PZZ210-160300-
/O.CON.KPQR.GL.W.0031.000000T0000Z-251216T0000Z/
/O.CON.KPQR.SE.W.0027.251216T0000Z-251216T1200Z/
/O.NEW.KPQR.SC.Y.0149.251216T1200Z-251217T0000Z/
Columbia River Bar-
250 AM PST Mon Dec 15 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 4 AM PST TUESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM PST TUESDAY...

* WHAT...For the Gale Warning, seas 12 to 16 ft at 12 seconds and
  south winds 25 to 35 kt with gusts up to 45 kt. For the
  Hazardous Seas Warning, very steep and hazardous seas 12 to 14
  ft at 12 seconds and southwest winds 15 to 20 kt with gusts up
  to 25 kt expected. For the Small Craft Advisory, wind speeds of
  15 to 20 kt with gusts up to 30 kt.

* WHERE...In the Main Channel of the Columbia River Bar.

* WHEN...Gale Warning, until 4 PM PST this afternoon. Hazardous
  Seas Warning, from 4 PM this afternoon to 4 AM PST Tuesday.
  Small Craft Advisory, from 4 AM to 4 PM PST Tuesday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...General seas 9 to 11 ft building to 11 ft
  Tuesday morning. Ebb current of 2.4 kt at 1255 AM Monday. Seas 9
  to 11 ft. Ebb current of 4.76 kt at 128 PM Monday. Seas 11 to15
  ft. Ebb current of 2.35 kt at 148 AM Tuesday. Seas 11 ft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
harbor prior to the onset of gale conditions.

&&

$$


For more information from the National Weather Service, visit:
https://www.weather.gov/portland/marine