Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 03:00 PM EDT 14 September 2026
Tonight and Tuesday.
Strong wind warning in effect.
Wind west 15 to 25 knots becoming northwest 15 early Tuesday morning then diminishing to light late Tuesday morning. Wind becoming southerly 15 Tuesday evening.
Showers this afternoon. Visibility as low as 1 mile in showers.
Waves
Issued 03:00 PM EDT 14 September 2026
Tonight and Tuesday.
Seas 1 to 2 metres subsiding to 1 or less near noon
Tuesday.
Extended Forecast
Issued 06:00 PM EDT 14 September 2026
Wednesday
Wind southwest 20 to 30 knots.
Thursday
Wind northwest 15 knots diminishing to
light.
Friday
Wind west 25 to 35 knots.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.Warnings
Warnings (In effect)
Strong wind warning in effect
Pointe-des-Monts to Anticosti - southern half
Issued 8:36 PM EDT 14 September 2026'Strong' winds of 20 to 33 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 PM EDT 14 September 2026 Tonight and Tuesday At 3:00 p.m. EDT today departing trough located over the Straitof Belle Isle.
At 3:00 p.m. EDT today high 1025 mb located over the Great Lakes.
By 8:00 p.m. EDT Tuesday high 1030 mb located over Newfoundland.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen
- 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
- 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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