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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 08 November 2025

Today Tonight and Sunday.

Wind light increasing to southwest 15 to 25 knots early this morning then diminishing to light early this evening. Wind increasing to northeast 10 to 20 Sunday afternoon.

Snow early this morning becoming rain or snow and ending near noon. Snow Sunday evening. Visibility 1 mile or less in precipitation.

Temperatures zero rising to plus 8 this afternoon then falling to minus 2 overnight.

Waves

Issued 03:00 AM EST 08 November 2025
Today Tonight and Sunday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EST 08 November 2025
Monday Wind northeast 15 to 25 knots diminishing to light in the afternoon.
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind southwest 15 to 25 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 Montréal Metropolitain 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 EST 8 November 2025 Today Tonight and Sunday At 3:00 a.m. EST today low 993 mb located over Lake Saint-Jean.
By 7:00 a.m. EST Sunday departing low 1001 mb located east of
Newfoundland.

At 3:00 a.m. EST today ridge located north of Lake Superior.
By 7:00 p.m. EST Sunday ridge located from Lake Superior to
Labrador.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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