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Montréal to Trois-Rivières

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Marine Forecast

Issued 09:03 PM EST 04 December 2025

Tonight and Friday.

Wind west 15 to 25 knots diminishing to southwest 10 to 15 near midnight then becoming light Friday evening.

Low tonight minus 16. High Friday minus 7.

Extended Forecast

Issued 06:00 PM EST 04 December 2025
Saturday Wind light becoming southwest 10 to 15 knots in the afternoon.
Sunday Wind northwest 10 to 15 knots becoming light.
Monday Wind northwest 10 to 15 knots becoming 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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buoy Buoy
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 PM EST 4 December 2025 Tonight and Friday At 3:00 p.m. EST today intensifying low 996 mb located over the
Gulf of St. Lawrence.
By 7:00 p.m. EST Friday low 959 mb located east of Newfoundland.

At 3:00 p.m. EST today ridge located on a line northeast-southwest
over Lake Huron.
By 7:00 p.m. EST Friday ridge located on a line north-south over
Saguenay River.

At 7:00 p.m. EST Friday approaching trough located on a line
northeast-southwest over Lake Superior.

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

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