Kingston to Cornwall
Forecast
Marine Forecast
Issued 06:30 PM EDT 12 May 2025
Tonight and Tuesday.
Wind light tonight and Tuesday.
Extended Forecast
Issued 06:30 PM EDT 12 May 2025
Wednesday
Wind light.
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 6:30 PM EDT 12 May 2025 Tonight and Tuesday At 6:30 p.m. EDT tonight ridge located on a line north-south overeastern Ontario.
By 6:30 p.m. EDT Tuesday departing ridge located off the Eastern
Seaboard.
At 6:30 p.m. EDT tonight low 996 mb located over southern Alberta.
By 6:30 p.m. EDT Tuesday low 995 mb located over northwestern
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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