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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 08 May 2026

Today Tonight and Saturday.

Wind light becoming southwest 10 to 15 knots Saturday morning then becoming light Saturday evening.

Scattered showers this afternoon and this evening.

Waves

Issued 03:00 AM EDT 08 May 2026
Today Tonight and Saturday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 08 May 2026
Sunday Wind northeast 10 to 15 knots increasing to southwest 15 to 25 in the morning.
Monday Wind light.
Tuesday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île d'Orléans Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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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 8 May 2026 Today Tonight and Saturday At 3:00 a.m. EDT today ridge located from Lake Erie to Ungava Bay.
By 8:00 p.m. EDT Saturday ridge located on a line north-south
over Newfoundland.

At 3:00 a.m. EDT Saturday warm front located on a line
northwest-southeast over the Great Lakes.
By 8:00 p.m. EDT Saturday warm front located on a line
northwest-southeast over eastern Trois-Rivières.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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