Cornwall to Montréal
Forecast
Marine Forecast
Issued 06:13 PM EDT 14 September 2026
Tonight and Tuesday.
Wind northwest 15 knots diminishing to light near midnight then becoming southeast 15 near noon Tuesday.
Extended Forecast
Issued 06:00 PM EDT 14 September 2026
Wednesday
Wind southwest 15 knots.
Thursday
Wind light.
Friday
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 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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