Montréal to Trois-Rivières
Forecast
Marine Forecast
Issued 03:00 PM EDT 19 July 2025
Tonight and Sunday.
Strong wind warning in effect.
Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 this evening with gusts to 30 near thunderstorms Sunday afternoon. Wind becoming northwest 15 Sunday evening with gusts to 30 near thunderstorms Sunday evening.
Showers tonight and Sunday. Risk of thunderstorms Sunday afternoon and evening. Visibility as low as 1 mile in showers.
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)
Strong wind warning in effect
Montréal to Trois-Rivières
Issued 3:00 PM EDT 19 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 19 July 2025 Tonight and Sunday At 3:00 p.m. EDT today trough located on a line northeast-southwestover northern Ontario.
By 8:00 p.m. EDT Sunday trough located from Natashquan to the Gulf
of Maine.
At 3:00 p.m. EDT today high located on a line north-south over
Manitoba.
By 8:00 p.m. EDT Sunday high located on a line north-south over
Lake Superior.
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
- 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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