Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 03:00 PM EDT 22 September 2026
Tonight and Wednesday.
Strong wind warning in effect.
Wind west 10 to 15 knots increasing to southwest 15 to 25 Wednesday morning.
Waves
Issued 03:00 PM EDT 22 September 2026
Tonight and Wednesday.
Seas 1 metre building to 1 to 2 Wednesday
afternoon.
Extended Forecast
Issued 06:00 AM EDT 22 September 2026
Thursday
Wind southwest 15 to 25 knots.
Friday
Wind north 10 to 15 knots diminishing to light
late in the day.
Saturday
Wind northeast 10 to 15 knots becoming
light.
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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 3:00 PM EDT 22 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 22 September 2026 Tonight and Wednesday At 3:00 p.m. EDT today high 1034 mb located over western Quebec.By 8:00 p.m. EDT Wednesday high 1037 mb located near Lake
Saint-Jean.
St. Lawrence - St. Lawrence River Area
- Anticosti
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- 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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- Date modified:
ATOM