Beauport to L'Isle-aux-Coudres
Forecast
Marine Forecast
Issued 03:00 PM EST 06 December 2025
Tonight and Sunday.
Wind southwest 10 to 15 knots increasing to southwest 15 to 20 this evening then diminishing to southwest 10 to 15 Sunday afternoon. Wind becoming light Sunday evening.
Flurries ending near midnight. Scattered flurries Sunday evening. Visibility as low as 1 mile in flurries.
Temperatures minus 4 falling to minus 12 Sunday evening.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 06:00 PM EST 06 December 2025
Monday
Wind northwesterly 10 to 15 knots increasing to
southwest 15 to 25 in the morning.
Tuesday
Wind southwest 15 to 25 knots.
Wednesday
Wind southwest 15 knots diminishing to
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 EST 6 December 2025 Tonight and Sunday At 3:00 p.m. EST today trough located on a line northeast-southwestover southwestern Quebec.
By 7:00 p.m. EST Sunday trough located on a line northeast-southwest
over the Gulf of St. Lawrence.
At 3:00 p.m. EST today ridge located on a line east-west over
Lake Superior.
By 7:00 p.m. EST Sunday ridge located from Lake Superior to Lake
Saint-Jean.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern 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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