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Pointe-des-Monts to Anticosti - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 27 July 2026

Tonight and Tuesday.

Wind east 10 to 15 knots becoming light near midnight. Wind light Tuesday.

Waves

Issued 03:00 PM EDT 27 July 2026
Tonight and Tuesday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 27 July 2026
Wednesday Wind easterly 10 to 15 knots.
Thursday Wind easterly 10 to 15 knots.
Friday Wind easterly 10 to 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 - Quai de St-Jean 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

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 27 July 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Labrador.
By 8:00 p.m. EDT Tuesday quasi-stationary trough located over Lake
Ontario to Pointe-des-Monts.

St. Lawrence - St. Lawrence River Area

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