Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 AM EDT 19 May 2025
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind northwest 10 to 15 knots increasing to northwest 15 to 20 this morning then diminishing to north 10 to 15 this evening. Wind becoming light near midnight then increasing to northeast 10 to 15 Tuesday morning. Wind increasing to northeast 15 to 25 Tuesday afternoon.
Showers ending this evening.
Extended Forecast
Issued 06:00 AM EDT 19 May 2025
Wednesday
Wind northeast 10 to 15 knots.
Thursday
Wind northeast 15 knots.
Friday
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
Warnings (In effect)
Strong wind warning in effect
Donnacona to Beauport
Issued 04:38 AM EDT 19 May 2025'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 19 May 2025 Today Tonight and Tuesday At 3:00 a.m. EDT today low 994 mb located over New Brunswick.By 8:00 p.m. EDT Tuesday low 1002 mb located off Nova Scotia.
At 3:00 a.m. EDT today ridge located on a line north-south over
Lake Superior.
By 8:00 p.m. EDT tonight ridge located on a line north-south
over Montréal.
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 - northwestern 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 - western half
- 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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