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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 26 April 2025

Today Tonight and Sunday.

Wind northeast 15 to 25 knots diminishing to northeast 10 to 15 early this morning then becoming light near noon. Wind increasing to southwest 15 to 25 early this evening then veering to northwesterly 10 to 20 near midnight. Wind northwesterly 10 to 20 Sunday.

Rain ending Sunday afternoon. Visibility 1 mile or less in rain.

Extended Forecast

Issued 06:00 AM EDT 26 April 2025
Monday Wind light becoming southwest 10 to 15 knots in the afternoon.
Tuesday Wind light increasing to southwest 15 to 25 knots late in the day.
Wednesday Wind westerly 20 to 30 knots diminishing to northwest 15.

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Saint-Hubert Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts 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 Miscou Island Kouchibouguac La Pocatière
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 26 April 2025 Today Tonight and Sunday At 3:00 a.m. EDT today ridge located over the Gulf of St. Lawrence.
By 8:00 a.m. EDT Sunday departing ridge located east of
Newfoundland.

At 3:00 a.m. EDT today low 1009 mb located near Lake Erie.
By 8:00 p.m. EDT Sunday low 1003 mb located over the Gulf of Maine.

At 8:00 p.m. EDT Sunday approaching high 1025 mb located over
Lake Huron.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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