Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 AM EDT 16 July 2025
Today Tonight and Thursday.
Wind light becoming southwest 10 to 15 knots this morning then becoming light this evening. Wind becoming northeast 10 to 15 Thursday morning then becoming light Thursday evening.
Showers Thursday with a risk of thunderstorms. Visibility 1 mile or less in showers.
Extended Forecast
Issued 06:00 PM EDT 15 July 2025
Thursday
Wind light increasing to southwest 15 to 20
knots in the afternoon.
Friday
Wind northwest 10 to 15 knots backing to
southwest 10 to 15.
Saturday
Wind southwest 10 to 15 knots.
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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 AM EDT 16 July 2025 Today Tonight and Thursday At 3:00 a.m. EDT today ridge located on a line north-south overRimouski.
By 8:00 p.m. EDT tonight weakening ridge located on a line
northwest-southeast over the Quebec Lower North Shore.
At 3:00 a.m. EDT today warm front from low located on a line
east-west over Lake Superior.
By 8:00 p.m. EDT Thursday low 998 mb located north of Québec city.
St. Lawrence - St. Lawrence River Area
- Anticosti - northern half
- Anticosti - southern 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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