Marine Forecast
Issued 03:00 AM AST 23 December 2024
Today Tonight and Tuesday.
Wind northwest 20 to 25 knots diminishing to northwest 15 near
noon then backing to west 10 to 15 this evening. Wind diminishing to light
overnight then increasing to southeast 15 to 20 Tuesday afternoon.
Flurries ending this evening. Periods of snow Tuesday.
Visibility 1 mile or less in precipitation.
Freezing spray warning in effect.
Freezing spray over western sections this morning.
Temperatures minus 9 to minus 4 falling to minus 10 overnight
then rising to minus 3 Tuesday evening.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM AST 23 December 2024
Today Tonight and Tuesday.
Wind northwest 20 to 25 knots diminishing to northwest 15 near
noon then backing to west 10 to 15 this evening. Wind diminishing to light
overnight then increasing to southeast 15 to 20 Tuesday afternoon.
Strong wind warning program has ended for the season.
Weather & Visibility
Issued 03:00 AM AST 23 December 2024
Today Tonight and Tuesday.
Flurries ending this evening. Periods of snow Tuesday.
Visibility 1 mile or less in precipitation.
Air temperature
Issued 03:00 AM AST 23 December 2024
Today Tonight and Tuesday.
Temperatures minus 9 to minus 4 falling to minus 10 overnight
then rising to minus 3 Tuesday evening.
Freezing Spray
Issued 03:00 AM AST 23 December 2024
Today Tonight and Tuesday.
Freezing spray warning in effect.
Freezing spray over western sections this morning.
Ice Forecasts
Issued 10:00 AM EST 22 December 2024 Today Tonight and Monday Ice Edge
First ice edge estimated from Nova Scotia near 4553N 6155W to Prince
Edward Island near 4626N 6200W. Sea ice west of the ice edge.
Second ice edge estimated from Prince Edward Island near 4627N 6244W
to 4724N 6430W to 4841N 6357W to Gaspe Peninsula near 4852N 6413W.
Sea ice west of the ice edge.
Third ice edge estimated from Gaspe Peninsula near 4912N 6611W to
4947N 6541W to 4903N 6255W to Anticosti Island near 4904N 6216W. Sea
ice northwest then northeast of the ice edge.
Fourth ice edge estimated from Anticosti Island near 4955N 6358W to
4958N 6010W to 5103N 5751W to Newfoundland near 4900N 5830W. Sea ice
north then east of the ice edge.
Ice Coverage
Open water except 2 tenths new ice along parts of the coasts.
Warnings (In effect)
Northumberland Strait
Issued 03:00 AM AST 23 December 2024Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Technical Marine Synopsis
Issued 6:35 AM AST 23 December 2024 Today At 3:00 a.m. AST today ridge from 1039 mb high located east of
the Great Lakes.
By 8:00 p.m. AST Tuesday ridge from 1036 mb high located north of
the St. Lawrence River.
At 3:00 a.m. AST Tuesday trough located over the Great Lakes.
By 8:00 p.m. AST Tuesday trough located on a line north-south over
New Brunswick.
Marine Weather Statement
Issued 2:37 AM AST 23 December 2024 Cold northwesterly winds will bring freezing spray to the Gulf of St.
Lawrence and some adjacent waters.
Marine interests are advised that freezing spray warnings are in
effect for Fundy, Grand Manan, Cabot Strait - northern half and all
Gulf of St. Lawrence waters.