Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 07:51 AM EST 17 November 2025
Today Tonight and Tuesday.
Gale warning in effect.
Wind northeast 30 to 40 knots diminishing to northerly 15 to 25 near noon then increasing to west 30 to 40 this evening. Wind west 30 to 40 Tuesday.
Rain ending this evening. Visibility 1 mile or less in rain.
Strong wind warning program has ended for the season.
Waves
Issued 03:00 AM EST 17 November 2025
Today Tonight and Tuesday.
Seas 2 to 3 metres subsiding to 1 to 2 this afternoon then
building to 2 to 3 near midnight.
Extended Forecast
Issued 06:00 AM EST 17 November 2025
Wednesday
Wind west 25 to 35 knots.
Thursday
Wind west 20 to 30 knots becoming west
20.
Friday
Wind east 15 knots increasing to east
20.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Warnings
Warnings (In effect)
Gale warning in effect
Pointe-des-Monts to Anticosti - southern half
Issued 07:51 AM EST 17 November 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EST 17 November 2025 Today Tonight and Tuesday At 3:00 a.m. EST today low 973 mb located near Chaleur Bay.By 7:00 p.m. EST Tuesday low 982 mb located south of Ungava Bay.
At 3:00 a.m. EST today ridge located on a line northwest-southeast
over Manitoba.
By 7:00 p.m. EST Tuesday ridge located on a line northwest-southeast
over Lake Superior.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - western half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- 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
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
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