Kingston to Cornwall
Forecast
Marine Forecast
Issued 06:30 PM EST 11 November 2025
Tonight and Wednesday.
Wind west 10 knots increasing to southwest 15 near midnight then diminishing to west 10 Wednesday afternoon.
Scattered flurries or scattered showers Wednesday morning changing to scattered showers.
Extended Forecast
Issued 06:30 PM EST 11 November 2025
Thursday
Wind light.
Friday
Wind light.
Saturday
Wind light.
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Weather Conditions
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Ice Conditions
There is no ice forecast issued for this area.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM EST 11 November 2025 Tonight and Wednesday At 6:30 p.m. EST tonight ridge located on a line north-south overnortheastern Ontario.
By 6:30 p.m. EST Wednesday dissipating ridge located over Quebec.
At 6:30 p.m. EST tonight trough located on a line
northwest-southeast over northwestern Ontario.
By 6:30 p.m. EST Wednesday low 999 mb located over eastern Ontario.
St. Lawrence - St. Lawrence River Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern 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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