URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
424 AM AKST Wed Dec 17 2025
...A BAND OF ORGANIZED SHOWERS WILL SPREAD SNOW INTO SOUTHERN
PANHANDLE...
.Showers formed by the cold air streaming into the gulf of Alaska
will rotate into the southern panhandle this afternoon and
evening.
AKZ328-172130-
/O.NEW.PAJK.WW.Y.0032.251218T0000Z-251218T2100Z/
Prince of Wales Island-
Including the cities of Craig, Klawock, Hydaburg, Coffman Cove,
and Thorne Bay
424 AM AKST Wed Dec 17 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
NOON AKST THURSDAY...
* WHAT...Snow expected. Total snow accumulations of up to 6
inches.
* WHERE...Prince of Wales Island.
* WHEN...From 3 PM this afternoon to noon AKST Thursday.
* IMPACTS...Travel could be difficult.
* ADDITIONAL DETAILS...Showers will spread onshore this evening
and overnight. Rates will vary based on the intensity of the
showers, and if the showers train over the same location, higher
accumulations may result.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
People are urged to prepare their property before the onset of
winter weather.
For the latest road conditions, where available, call 5 1 1 or
visit 511.alaska.gov.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Juneau AK
424 AM AKST Wed Dec 17 2025
...A BAND OF ORGANIZED SHOWERS WILL SPREAD SNOW INTO SOUTHERN
PANHANDLE...
.Showers formed by the cold air streaming into the gulf of Alaska
will rotate into the southern panhandle this afternoon and
evening.
AKZ330-172130-
/O.NEW.PAJK.WW.Y.0032.251218T0600Z-251219T0000Z/
Ketchikan Gateway Borough-
Including the city of Ketchikan
424 AM AKST Wed Dec 17 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO
3 PM AKST THURSDAY...
* WHAT...Snow expected. Total snow accumulations of 2 to 5
inches.
* WHERE...Ketchikan Gateway Borough.
* WHEN...From 9 PM this evening to 3 PM AKST Thursday.
* IMPACTS...Travel could be very difficult. The hazardous
conditions could impact the morning commute Thursday.
* ADDITIONAL DETAILS...Expect that more of the precipitation will
transition to snow early Thursday morning. Localized amounts may
be higher than expected due to training showers, particularly on
South Tongass.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
People are urged to prepare their property before the onset of
winter weather.
&&
$$
For more information from the National Weather Service visit
https://weather.gov/juneau
URGENT - WINTER WEATHER MESSAGE
National Weather Service Glasgow MT
308 AM MST Wed Dec 17 2025
MTZ016-022-026-027-060-180015-
/O.NEW.KGGW.WW.Y.0021.251217T2300Z-251218T1300Z/
Central and Southeast Phillips-Garfield-Prairie-Wibaux-Southwest
Phillips-
Including Jordan, Saco, Zortman, Terry, Malta, and Wibaux
308 AM MST Wed Dec 17 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 6
AM MST THURSDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations up
to one inch. Winds gusting as high as 75 mph.
* WHERE...Central and Southern Phillips, Garfield, Prairie and
Wibaux Counties.
* WHEN...From 4 PM this afternoon to 6 AM MST Thursday.
* IMPACTS...Plan on significantly reduced visibility and slippery
road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
Be prepared for slippery roads. Slow down and use caution while
driving. If you are going outside, watch your first few steps taken
on stairs, sidewalks, and driveways. These surfaces could be icy and
slippery, increasing your risk of a fall and injury.
&&
$$
Zanker
URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
226 AM MST Wed Dec 17 2025
MTZ317-327-329-330-172300-
/O.CON.KTFX.WW.Y.0057.000000T0000Z-251218T0600Z/
Little Belt and Highwood Mountains-Northwest Beaverhead County-
Ruby Mountains and Southern Beaverhead Mountains-Gallatin and
Madison County Mountains and Centennial Mountains-
Including the following locations: Big Hole Pass, Monarch, West
Yellowstone, Wisdom, Wise River, Targhee Pass, Big Sky, Neihart,
Monida Pass, Dewey, Raynolds Pass, Chief Joseph Pass, and Kings
Hill Pass
226 AM MST Wed Dec 17 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds
gusting as high as 75 mph.
* WHERE...The Mountains of Southwestern Montana south of Interstate
90, and Little Belt and Highwood Mountains.
* WHEN...Until 11 PM MST this evening.
* IMPACTS...Plan on slippery road conditions developing this morning
over mountain passes. Blowing snow could significantly reduce
visibility. Very strong winds could cause extensive tree damage.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.
Remember, a Winter Weather Advisory means that there is at least an
80% chance of minor impacts due to winter weather conditions during
the advisory period.
&&
$$
Hoenisch
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
158 AM MST Wed Dec 17 2025
WYZ112-114-180100-
/O.CON.KCYS.WW.Y.0038.251217T1600Z-251218T0100Z/
Sierra Madre Range-Snowy Range-
Including the cities of Albany and Centennial
158 AM MST Wed Dec 17 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 6 PM MST THIS EVENING...
* WHAT...Snow expected. Total snow accumulation of 5 to 10 inches,
mainly above 9000 feet in elevation. Winds gusting as high as 70
mph.
* WHERE...Sierra Madre Range and Snowy Range.
* WHEN...From 9 AM this morning to 6 PM MST this evening.
* IMPACTS...Outdoor recreation could become dangerous to those
caught unprepared for hazardous winter conditions. Hunters,
hikers, and snowmobilers may become disoriented and lost due to
low visibility in falling and blowing snow.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
CG
URGENT - WINTER WEATHER MESSAGE
National Weather Service Denver CO
138 AM MST Wed Dec 17 2025
COZ031-033-172200-
/O.CON.KBOU.WW.Y.0032.251217T1800Z-251218T0600Z/
West Jackson and West Grand Counties Above 9000 Feet-South and
East Jackson/Larimer/North and Northeast Grand/Northwest Boulder
Counties Above 9000 Feet-
Including the cities of Willow Creek Pass, Rabbit Ears Range, Mt
Zirkel, Laramie and Medicine Bow Mountains, Rocky Mountain National
Park, and Cameron Pass
138 AM MST Wed Dec 17 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR THIS AFTERNOON AND
EVENING...
* WHAT...Snow and blowing snow expected. Total snow accumulations
between 3 and 8 inches expected, with localized accumulations up to
10 inches near ridgetops. Winds gusting as high as 75 mph.
* WHERE...Rabbit Ears Pass, Rocky Mountain National Park and the
Medicine Bow Range.
* WHEN...From 11 AM this morning to 11 PM MST this evening.
* IMPACTS...Travel could be very difficult. Widespread blowing snow
could significantly reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road conditions
for Colorado can be obtained by calling 5 1 1 or by going to
www.cotrip.org.
&&
$$
For more information from the National Weather Service, visit
https://weather.gov/bou
BRQ
URGENT - WINTER WEATHER MESSAGE
National Weather Service Portland OR
913 PM PST Tue Dec 16 2025
WAZ211-171900-
/O.CON.KPQR.WW.Y.0021.251217T0600Z-251218T0600Z/
South Washington Cascades-
Including the cities of Indian Heaven Wilderness, Mt. St. Helens,
and Larch Mountain
913 PM PST Tue Dec 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations of 6 to 12 inches,
mainly above 3000 feet. Intermittent wind gusts as high as 50 to
65 mph.
* WHERE...South Washington Cascades.
* WHEN...Until 10 PM PST Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Have a winter emergency driving kit readily available. Common items
to include: flashlight, batteries, blankets, a shovel, water,
non-perishable food items, tire chains, etc.
Be aware that walking surfaces may be slick. Walk with extra care.
For the latest road conditions and chain restrictions in Washington,
visit: wsdot.com/travel/real-time/map
&&
$$
For more information from the National Weather Service visit
www.weather.gov/portland
19
URGENT - WINTER WEATHER MESSAGE
National Weather Service Portland OR
913 PM PST Tue Dec 16 2025
ORZ126>128-171900-
/O.EXB.KPQR.WW.Y.0021.251217T0600Z-251218T0000Z/
North Oregon Cascades-Cascades of Marion and Linn Counties-
Cascades of Lane County-
Including the cities of Timothy Lake, Waldo Lake, Lost Lake,
Santiam Pass, Government Camp, Breitenbush Springs, Willamette
Pass, Bennett Pass, Tombstone Summit, McKenzie Pass, and Santiam
Junction
913 PM PST Tue Dec 16 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations up to 4 to 8
inches, mainly above 3000 feet. Possible slick roads and icy
conditions due to flash freezing. Winds gusting as high as 50 to
65 mph.
* WHERE...Northern and Central Oregon Cascades.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Precipitation is expected to start out as
rain before transitioning to snow after 4 AM. Temperatures are
expected to rapidly drop below freezing as a cold front passes
through overnight. This may result in flash freezing of water on
roadways at pass level.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Have a winter emergency driving kit readily available. Common items
to include: flashlight, batteries, blankets, a shovel, water,
non-perishable food items, tire chains, etc.
Be aware that walking surfaces may be slick. Walk with extra care.
For the latest road conditions and chain restrictions in Oregon,
call 5 1 1, or visit: www.tripcheck.com.
For the latest road conditions and chain restrictions in Washington,
visit: wsdot.com/travel/real-time/map
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Fairbanks AK
232 PM AKST Tue Dec 16 2025
AKZ808-809-171600-
/O.CON.PAFG.WW.Y.0087.000000T0000Z-251218T0000Z/
Central Arctic Plains-Central Brooks Range-
Including the cities of Sagwon, Franklin Bluffs, the Dalton
Highway from MP 232 to MP 322, Atigun Pass, the Dalton Highway
from MP 322 to MP 387, Anaktuvuk Pass, and Galbraith Lake
232 PM AKST Tue Dec 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM AKST
WEDNESDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations up
to two inches. Winds gusting as high as 35 mph.
* WHERE...Central Arctic Plains and Central Brooks Range.
* WHEN...Until 3 PM AKST Wednesday.
* IMPACTS...Plan on slippery road conditions. Areas of blowing snow
could significantly reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Fairbanks AK
232 PM AKST Tue Dec 16 2025
AKZ804-171600-
/O.CON.PAFG.WW.Y.0087.251217T0000Z-251218T0000Z/
Central Beaufort Sea Coast-
Including the cities of Alpine, Kuparuk, Prudhoe Bay, Deadhorse,
the Dalton Highway north of MP 387, and Nuiqsut
232 PM AKST Tue Dec 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM AKST
WEDNESDAY...
* WHAT...Snow and blowing snow expected. Total snow accumulations of
one to two inches. Winds gusting as high as 40 mph.
* WHERE...Central Beaufort Sea Coast.
* WHEN...Until 3 PM AKST Wednesday.
* IMPACTS...Areas of blowing snow could significantly reduce
visibility and impact outdoor activities.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling about.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pendleton OR
141 PM PST Tue Dec 16 2025
WAZ523-171530-
/O.EXB.KPDT.WW.Y.0027.251217T0900Z-251218T0600Z/
Lower Slopes of the Eastern Washington Cascades Crest-
Including the cities of Cle Elum, Appleton, and Cliffdell
141 PM PST Tue Dec 16 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 10 PM PST
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations of 3 to 7 inches,
highest above 3000 feet. Winds gusting as high as 60 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 1 AM to 10 PM PST Wednesday.
* IMPACTS...Plan on winter weather driving conditions. Periods of
moderate to heavy snowfall, very strong winds, and blowing snow
could significantly reduce visibility along I-90, US 12, and US 97.
* ADDITIONAL DETAILS...Near-blizzard conditions characterized by
very strong winds and low visibility are expected with the passage
of a strong cold front Tuesday night into early Wednesday morning.
Temperatures will fall quickly with the passage of the cold front.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by visiting the website
wsdot.wa.gov/travel.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pendleton OR
141 PM PST Tue Dec 16 2025
ORZ502-503-171530-
/O.EXB.KPDT.WW.Y.0027.251217T1200Z-251217T1800Z/
Northern Blue Mountains of Oregon-Southern Blue Mountains of
Oregon-
Including the cities of Tollgate, Long Creek, Ukiah, Meacham, and
North Powder
141 PM PST Tue Dec 16 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 10 AM PST
WEDNESDAY...
* WHAT...Snow and very strong winds expected. Total snow
accumulations of 1 to 4 inches. Winds gusting as high as 75 mph.
* WHERE...Blue Mountains of Oregon.
* WHEN...From 4 AM to 10 AM PST Wednesday.
* IMPACTS...Plan on winter weather driving conditions. Periods of
moderate to heavy snowfall, very strong winds, and blowing snow
could significantly reduce visibility along I-84, OR204, and US
395.
* ADDITIONAL DETAILS...Near-blizzard conditions characterized by
very strong winds and low visibility are expected with the passage
of a strong cold front Tuesday night into early Wednesday morning.
Temperatures will fall quickly with the passage of the cold front.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by visiting tripcheck.com online, or by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pendleton OR
141 PM PST Tue Dec 16 2025
WAZ522-171530-
/O.CON.KPDT.WW.Y.0027.251217T0000Z-251218T0600Z/
Upper Slopes of the Eastern Washington Cascades Crest-
Including the cities of Roslyn and Easton
141 PM PST Tue Dec 16 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations between 4 and 12
inches, highest above 3000 feet. Winds gusting as high as 60 mph.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 10 PM PST Wednesday.
* IMPACTS...Plan on winter weather driving conditions. Periods of
moderate to heavy snowfall, very strong winds, and blowing snow
could significantly reduce visibility along I-90 and US 12.
* ADDITIONAL DETAILS...Near-blizzard conditions characterized by
very strong winds and low visibility are expected with the passage
of a strong cold front Tuesday night into early Wednesday morning.
Temperatures will fall quickly with the passage of the cold front.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by visiting the website
wsdot.wa.gov/travel.
&&
$$
PDT
URGENT - WINTER WEATHER MESSAGE
National Weather Service Pendleton OR
141 PM PST Tue Dec 16 2025
ORZ509-171530-
/O.EXB.KPDT.WW.Y.0027.251217T0900Z-251218T0000Z/
East Slopes of the Oregon Cascades-
Including the cities of Camp Sherman, Sunriver, Sisters, and La
Pine
141 PM PST Tue Dec 16 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 1 AM TO 4 PM PST WEDNESDAY
ABOVE 4000 FEET...
* WHAT...Snow expected above 4000 feet. Total snow accumulations of
3 to 7 inches. Winds gusting as high as 65 mph.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...From 1 AM to 4 PM PST Wednesday.
* IMPACTS...Plan on winter weather driving conditions. Periods of
moderate to heavy snowfall, very strong winds, and blowing snow
could significantly reduce visibility along US 26 and US 20.
* ADDITIONAL DETAILS...Near-blizzard conditions characterized by
very strong winds and low visibility are expected with the passage
of a strong cold front Tuesday night into early Wednesday morning.
Temperatures will fall quickly with the passage of the cold front.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions can be obtained by visiting tripcheck.com online, or by
calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
221 PM MST Tue Dec 16 2025
COZ004-171800-
/O.NEW.KGJT.WW.Y.0029.251217T1800Z-251218T0600Z/
Elkhead and Park Mountains-
Including the cities of Columbine, Hahns Peak, and Toponas
221 PM MST Tue Dec 16 2025
...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TO 11 PM MST
WEDNESDAY ABOVE 9,000 FT...
* WHAT...Snow expected Above 9, 000 ft. Total snow accumulations
between 3 and 7 inches. Winds gusting as high as 75 mph.
* WHERE...Elkhead and Park Mountains.
* WHEN...From 11 AM to 11 PM MST Wednesday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Wednesday evening commute. Very strong winds
could cause extensive tree damage.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
DB |
