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Trois-Rivières to Donnacona

Forecast

Marine Forecast

Issued 03:00 PM EDT 12 July 2025

Tonight and Sunday.

Wind light becoming south 15 knots early Sunday morning.

Showers Sunday evening with a risk of thunderstorms. Visibility as low as 1 mile in showers.

Extended Forecast

Issued 06:00 AM EDT 12 July 2025
Monday Wind southwest 10 to 15 knots.
Tuesday Wind southwest 10 to 15 knots diminishing to light late in the day.
Wednesday Wind light becoming southwest 10 to 15 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 Saint-Hubert 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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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 EDT 12 July 2025 Tonight and Sunday At 3:00 p.m. EDT today quasi-stationary high located over Nova
Scotia.

At 3:00 p.m. EDT today low 1001 mb located over northern Ontario.
By 3:00 a.m. EDT Monday low 987 mb located over eastern Hudson Bay.

St. Lawrence - St. Lawrence River Area

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