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Montréal to Trois-Rivières

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 15 October 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind northwest 15 to 25 knots diminishing to light early this morning then increasing to east 10 to 15 near midnight. Wind increasing to northwest 15 to 25 Friday afternoon.

Rain Friday.

Extended Forecast

Issued 06:00 PM EDT 14 October 2026
Friday Wind east 10 to 15 knots increasing to northwest 15 to 25 in the afternoon.
Saturday Wind west 15 to 25 knots.
Sunday 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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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 15 October 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 15 October 2026 Today Tonight and Friday At 3:00 a.m. EDT today departing low 993 mb located over
Newfoundland.

At 3:00 a.m. EDT today high 1029 mb located over Ontario.
By 8:00 p.m. EDT Friday high 1023 mb located off Nova Scotia.

At 3:00 a.m. EDT today low 1001 mb located over Lake Huron.
By 8:00 p.m. EDT Friday low 997 mb located over Maine.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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