Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 03:00 AM EST 05 December 2025
Today Tonight and Saturday.
Storm warning in effect.
Wind northwest 40 to 50 knots diminishing to northwest 30 to 40 near noon and to northwest 20 to 30 early this evening. Wind diminishing to northwest 10 to 20 near midnight then becoming light overnight. Wind becoming southerly 15 near noon Saturday.
Flurries ending near midnight. Visibility 1 mile or less in flurries.
Freezing spray warning in effect.
Freezing spray ending near midnight.
Temperatures minus 9 rising to minus 4 Saturday evening.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 5 December 2025 Today Tonight and SaturdayIce Edge
First ice edge estimated from New Brunswick near 4705N 6450W to4758N 6416W to Gaspe Peninsula near 4830N 6413W. Sea ice east of the
ice edge.
Second ice edge estimated from Gaspe Peninsula near 4856N 6712W to
4956N 6635W to 4958N 6014W to Quebec near 5125N 5737W. Sea ice north
of the ice edge.
Ice Coverage
Open water.
Warnings
Warnings (In effect)
Storm warning in effect
Pointe-des-Monts to Anticosti - southern half
Issued 08:16 AM EST 05 December 2025'Storm' force winds of 48 to 63 knots are 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.
Freezing spray warning in effect
Pointe-des-Monts to Anticosti - southern half
Issued 08:16 AM EST 05 December 2025Moderate 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EST 5 December 2025 Today Tonight and Saturday At 3:00 a.m. EST today intensifying low 985 mb located overNewfoundland.
By 7:00 p.m. EST tonight low 961 mb located east of Newfoundland.
At 3:00 a.m. EST today ridge located on a line north-south over
Montréal.
By 7:00 p.m. EST Saturday ridge located on a line north-south over
the Gulf of St. Lawrence.
At 7:00 p.m. EST tonight trough located on a line
northeast-southwest over Lake Superior.
By 7:00 p.m. EST Saturday trough located on a line
northeast-southwest over Lake Saint-Jean.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
Another Region
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