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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 15 June 2025

Tonight and Monday.

Wind light tonight and Monday.

Extended Forecast

Issued 06:00 PM EDT 15 June 2025
Tuesday Wind light becoming southwest 15 knots in the afternoon.
Wednesday Wind southwest 10 to 15 knots.
Thursday Wind southwest 15 knots increasing to west 15 to 25.

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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 15 June 2025 Tonight and Monday At 3:00 p.m. EDT today quasi-stationary ridge located on a line
east-west over southern Quebec.

At 3:00 p.m. EDT today trough located on a line northeast-southwest
over northern Labrador.
By midnight EDT tonight departing trough located on a line
northeast-southwest over the Strait of Belle Isle.

At 6:00 a.m. EDT Monday trough located on a line northeast-southwest
over northern Quebec.
By 8:00 p.m. EDT Monday trough located on a line northeast-southwest
over southern Labrador.

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