Marine Forecast
Issued 03:30 PM AST 12 December 2025
Tonight and Saturday.
Gale warning in effect.
Wind west 40 knots veering to northwest 35 this evening then
diminishing to northwest 25 to 30 late overnight. Wind backing to west 20 to 25
near noon Saturday then to southwest 25 Saturday evening.
Flurries ending Saturday morning. Visibility 1 mile or less
in flurries.
Temperatures zero rising to plus 6 Saturday
evening.
Strong wind warning program has ended for the season.
Winds
Issued 03:30 PM AST 12 December 2025
Tonight and Saturday.
Gale warning in effect.
Wind west 40 knots veering to northwest 35 this evening then
diminishing to northwest 25 to 30 late overnight. Wind backing to west 20 to 25
near noon Saturday then to southwest 25 Saturday evening.
Strong wind warning program has ended for the season.
Waves
Issued 05:00 PM AST 12 December 2025
Tonight and Saturday.
Seas 3 to 5 metres subsiding to 2 to 3 early Saturday morning and
to 1 to 2 Saturday afternoon.
Weather & Visibility
Issued 03:30 PM AST 12 December 2025
Tonight and Saturday.
Flurries ending Saturday morning. Visibility 1 mile or less
in flurries.
Air temperature
Issued 03:30 PM AST 12 December 2025
Tonight and Saturday.
Temperatures zero rising to plus 6 Saturday
evening.
Ice Forecasts
Issued 10:00 AM EST 12 December 2025 Today Tonight and Saturday Ice Edge
First ice edge estimated from 4723N 6136W to 4738N 6112W to 4744N
6124W to 4734N 6159W to 4706N 6212W to 4706N 6147W to 4723N 6136W.
Sea ice within the ice edge.
Second ice edge estimated from Nova Scotia near 4551N 6201W to
Prince Edward Island near 4621N 6211W. Sea ice west of the ice edge.
Third ice edge estimated from Prince Edward Island near 4628N 6231W
to 4640N 6329W to 4736N 6409W to 4904N 6404W to 4925N 6516W to 4916N
6703W to 4956N 6635W to Anticosti Island near 4924N 6336W. Sea ice
west then north of the ice edge.
Fourth ice edge estimated from Anticosti Island near 4945N 6301W to
4946N 5954W to 5106N 5804W to Newfoundland near 5029N 5728W. Sea ice
north of the ice edge.
Warnings (In effect)
Lurcher
Issued 3:30 PM AST 12 December 2025'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:30 PM AST 12 December 2025 Tonight and Saturday At 3:30 p.m. AST today low 960 mb located east of Labrador Sea.
By 3:30 p.m. AST Saturday departing low 958 mb located southeast
of Labrador Sea.
At 10:00 a.m. AST Saturday ridge located from Quebec to the Gulf
of Maine.
By 8:00 p.m. AST Saturday ridge located from New Brunswick to East
Scotian Slope.
Marine Weather Statement
Issued 7:19 PM AST 12 December 2025 An intense low pressure system east of the Labrador Sea will remain
nearly stationary tonight, then will move slowly eastward on
Saturday. Gale to storm force west to northwest winds will diminish
on Saturday as the low moves eastward.
Marine interests are advised that storm warnings are in effect for
East Scotian Slope and Laurentian Fan. Gale warnings are in effect
for all remaining waters.
Freezing spray warnings are in effect for Cabot Strait and all of the
Gulf of St. Lawrence waters.