Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 PM EDT 18 May 2025
Tonight and Monday.
Wind northeast 10 to 15 knots backing to northwest 10 to 15 near midnight then increasing to northwest 15 to 20 Monday morning. Wind diminishing to north 10 to 15 Monday evening.
Showers.
Extended Forecast
Issued 06:00 AM EDT 18 May 2025
Tuesday
Wind northerly 10 to 15 knots.
Wednesday
Wind northeast 10 to 15 knots.
Thursday
Wind northeast 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 PM EDT 18 May 2025 Tonight and Monday At 3:00 p.m. EDT today low 994 mb located over Maine.By 8:00 p.m. EDT Monday low 998 mb located south of Nova Scotia.
At 8:00 p.m. EDT tonight ridge located on a line north-south over
western Lake Superior.
By 8:00 p.m. EDT Monday ridge located on a line north-south over
Lake Erie.
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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