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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 05 May 2025

Today Tonight and Tuesday.

Wind northeast 15 knots veering to southeast 10 to 15 early this evening. Wind southeast 10 to 15 Tuesday.

Scattered showers this evening. Showers Tuesday.

Extended Forecast

Issued 06:00 AM EDT 05 May 2025
Wednesday Wind light increasing to northwest 15 to 25 knots in the afternoon.
Thursday Wind north 10 to 20 knots.
Friday Wind northeast 10 to 20 knots.

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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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land station Land Station
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 5 May 2025 Today Tonight and Tuesday At 3:00 a.m. EDT today ridge located from the Great Lakes to
Saguenay River.
By 8:00 p.m. EDT Tuesday ridge located on a line northwest-southeast
over Anticosti Island.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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