Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 03:00 PM EDT 13 July 2025
Tonight and Monday.
Wind southeasterly 10 to 15 knots veering to southwest 10 to 15 this evening. Wind southwest 10 to 15 Monday.
Showers overnight and Monday. Risk of thunderstorms overnight. Fog banks forming Monday afternoon and dissipating Monday evening. Visibility as low as 1 mile in showers and 1 mile or less in fog banks.
Waves
Issued 03:00 PM EDT 13 July 2025
Tonight and Monday.
Seas 1 metre or less.
Extended Forecast
Issued 06:00 AM EDT 13 July 2025
Tuesday
Wind westerly 20 to 30 knots.
Wednesday
Wind southeasterly 10 to 15 knots increasing
to southwest 15 to 25.
Thursday
Wind northeast 10 to 15 knots.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 PM EDT 13 July 2025 Tonight and Monday At 3:00 p.m. EDT today low 988 mb located over James Bay.By 8:00 p.m. EDT Monday low 987 mb located over the Ungava
Peninsula.
At 3:00 p.m. EDT today trough located on a line northwest-southeast
over Lake Saint-Jean.
By 8:00 p.m. EDT Monday trough located on a line northeast-southwest
over Havre Saint-Pierre.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern 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
- 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
- Prescott to Cornwall
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
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