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Trois-Rivières to Donnacona

Forecast

Marine Forecast

Issued 03:00 AM EDT 22 June 2025

Today Tonight and Monday.

Wind southwest 15 knots diminishing to light this afternoon then becoming southwest 15 Monday afternoon.

Showers ending late this morning. Risk of thunderstorms early this morning. Visibility as low as 1 mile in showers.

Extended Forecast

Issued 06:00 AM EDT 22 June 2025
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind northwest 15 knots veering to northeast 10 to 15 late in the day.
Thursday Wind northeast 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 AM EDT 22 June 2025 Today Tonight and Monday At 3:00 a.m. EDT today departing ridge located from Labrador to
Nova Scotia.

At 3:00 a.m. EDT today low 1002 mb located south of James Bay.
By 8:00 p.m. EDT tonight weakening low 1010 mb located over New
Brunswick.

At 3:00 a.m. EDT today warm front located on a line east-west over
the Great Lakes.
By 8:00 p.m. EDT Monday warm front located from James Bay to
Saguenay River.

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