Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 PM EDT 21 March 2025
Tonight and Saturday.
Wind light increasing to southwest 15 to 20 knots near noon Saturday then veering to westerly 15 to 25 Saturday evening.
Showers Saturday afternoon and evening.
Low tonight minus 4. High Saturday plus 5.
Strong wind warning program has ended for the season.
Extended Forecast
Issued 06:00 PM EDT 21 March 2025
Sunday
Wind northwest 15 knots diminishing to light in
the afternoon.
Monday
Wind southeasterly 10 to 20 knots.
Tuesday
Wind southwest 10 to 15 knots increasing to
southwest 15 to 25.
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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 21 March 2025 Tonight and Saturday At 3:00 p.m. EDT today departing trough located on a linenorth-south over the Quebec Lower North Shore.
At 3:00 p.m. EDT today ridge located over Saguenay River.
By 8:00 a.m. EDT Saturday ridge located on a line north-south over
the Quebec Lower North Shore.
At 8:00 p.m. EDT tonight trough located on a line
northeast-southwest over western Quebec.
By 8:00 p.m. EDT Saturday trough located on a line
northeast-southwest over Tadoussac.
St. Lawrence - St. Lawrence River Area
- Anticosti
- 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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