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Montréal to Trois-Rivières

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 14 September 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwest 15 to 25 knots becoming north 15 early this evening then diminishing to light near midnight. Wind becoming southeast 15 near noon Tuesday.

Extended Forecast

Issued 06:00 PM EDT 13 September 2026
Tuesday Wind light becoming south 15 knots in the afternoon.
Wednesday Wind southwest 15 knots diminishing to light.
Thursday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport La Pocatière Miscou Island Mont-Joli Airport
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land station Land Station
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 03:00 AM EDT 14 September 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 14 September 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today trough located from Sept-Îles to Montréal.
By 6:00 p.m. EDT tonight trough located over the Strait of Belle
Isle.

At 3:00 a.m. EDT today high 1025 mb located over the Great Lakes.
By 8:00 p.m. EDT Tuesday high 1030 mb located south of Labrador.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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