L'Isle-aux-Coudres to Tadoussac
Forecast
Marine Forecast
Issued 04:12 PM EDT 29 April 2025
Tonight and Wednesday.
Gale warning in effect.
Wind southwest 20 to 30 knots with gusts to 45 near thunderstorms. Wind becoming southwest 25 to 35 this evening then diminishing to west 15 to 25 early Wednesday morning. Wind diminishing to west 10 to 15 near noon Wednesday.
Showers ending overnight with a risk of thunderstorms. Visibility as low as 1 mile in showers.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
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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)
Gale warning in effect
L'Isle-aux-Coudres to Tadoussac
Issued 01:39 AM EDT 30 April 2025'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 29 April 2025 Tonight and Wednesday At 3:00 p.m. EDT today departing ridge located from Cape Hatterasto Newfoundland.
At 3:00 p.m. EDT today low 996 mb located over Lake Superior.
By 8:00 p.m. EDT Wednesday low 993 mb located near the Quebec
Lower North Shore.
At 8:00 p.m. EDT tonight high 1021 mb located over Lake Superior.
By 8:00 p.m. EDT Wednesday high 1023 mb located over western Quebec.
St. Lawrence - St. Lawrence River Area
- Anticosti - northeastern half
- Anticosti - southwestern 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 - 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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