Chaleur - Miscou - western half
Forecast
Marine Forecast
Issued 10:00 AM ADT 13 September 2026
Today Tonight and Monday.
Strong wind warning in effect.
Wind southwesterly 15 to 20 knots diminishing to light early Monday morning then increasing to northwest 25 Monday afternoon.
Periods of rain Monday.
Extended Forecast
Issued 03:00 AM ADT 13 September 2026
Tuesday
Wind light becoming southwest 15 knots late in
the day.
Wednesday
Wind southwest 15 to 20 knots.
Thursday
Wind northwest 15 knots diminishing to
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
Chaleur - Miscou - western half
Issued 10:00 AM ADT 13 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 10:00 AM ADT 13 September 2026 Today Tonight and Monday At 10:00 a.m. ADT today trough located over eastern Quebec.By 3:00 a.m. ADT Monday trough located from the Gulf of St. Lawrence
to Lurcher.
At 8:00 p.m. ADT Monday trough located over the southeastern
Marine District.
At 10:00 a.m. ADT today departing ridge located over the Grand
Banks.
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 - northwestern 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
- 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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