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Trois-Rivières to Donnacona

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EST 06 February 2026

Tonight and Saturday.

Wind northeast 10 to 15 knots increasing to northwest 15 to 25 early Saturday morning.

Snow overnight and Saturday morning. Visibility 1 mile or less in snow.

Temperatures minus 10 falling to minus 16 Saturday evening.

Extended Forecast

Issued 06:00 PM EST 06 February 2026
Sunday Wind westerly 15 knots.
Monday Wind westerly 15 knots.
Tuesday Wind southwest 15 knots diminishing to 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 PM EST 6 February 2026 Tonight and Saturday At 3:00 p.m. EST today dissipating ridge located on a line
north-south over Anticosti Island.

At 3:00 p.m. EST today cold front located on a line
northeast-southwest over Lake Huron.
By 7:00 a.m. EST Saturday weakening cold front located on a line
north-south over Trois-Rivières.

At 3:00 p.m. EST today ridge located on a line north-south over
Manitoba.
By 7:00 p.m. EST Saturday ridge located on a line north-south over
Lake Superior.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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