Beauport to L'Isle-aux-Coudres
Forecast
Marine Forecast
Issued 03:00 PM EDT 15 July 2025
Tonight and Wednesday.
Strong wind warning in effect.
Wind southwest 15 to 25 knots diminishing to light this evening then increasing to southwest 15 to 25 Wednesday morning. Wind diminishing to southwest 10 to 15 Wednesday evening.
Showers this afternoon.
Extended Forecast
Issued 06:00 AM EDT 15 July 2025
Thursday
Wind northeast 15 to 25 knots.
Friday
Wind southwest 15 to 25 knots becoming
southwest 15.
Saturday
Wind southwest 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
Beauport to L'Isle-aux-Coudres
Issued 3:00 PM EDT 15 July 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 PM EDT 15 July 2025 Tonight and Wednesday At 3:00 p.m. EDT today trough located on a line northeast-southwestover Havre Saint-Pierre.
By 2:00 a.m. EDT Wednesday departing trough located on a line
northeast-southwest over the Quebec Lower North Shore.
At 3:00 p.m. EDT today ridge located over northwestern Quebec.
By 8:00 p.m. EDT Wednesday weakening ridge located on a line
northwest-southeast over Sept-Îles.
At 3:00 p.m. EDT today approaching warm front located on a line
east-west over Lake Superior.
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
- 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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