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Beauport to L'Isle-aux-Coudres

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Marine Forecast

Issued 03:00 AM EST 06 December 2025

Today Tonight and Sunday.

Wind light increasing to southwest 10 to 15 knots near noon and to southwest 15 to 20 this evening. Wind diminishing to light near noon Sunday.

Flurries today and this evening. Scattered flurries Sunday evening. Visibility as low as 1 mile in flurries.

Temperatures minus 10 rising to minus 2 this evening then falling to minus 12 Sunday evening.

Extended Forecast

Issued 06:00 AM EST 06 December 2025
Monday Wind northwesterly 10 to 15 knots backing to southwest 15 to 20 in the afternoon.
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind southwest 15 knots diminishing to light.

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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

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Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 6 December 2025 Today Tonight and Sunday At 3:00 a.m. EST today ridge located on a line north-south over
the Gaspe Peninsula.
By 5:00 a.m. EST Sunday dissipating ridge located on a line
northwest-southeast over the Quebec Lower North Shore.

At 3:00 a.m. EST today trough located on a line northeast-southwest
over northern Ontario.
By 7:00 a.m. EST Sunday dissipating trough located on a line
north-south over the Gulf of St. Lawrence.

At 7:00 p.m. EST Sunday approaching high 1034 mb located west of
Lake Superior.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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