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Chaleur - Miscou - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 15 September 2026

Today Tonight and Wednesday.

Wind northwest 10 to 15 knots diminishing to light this morning then becoming southwest 10 to 15 Wednesday morning.

Extended Forecast

Issued 03:00 AM ADT 15 September 2026
Thursday Wind northwest 15 to 20 knots diminishing to light in the afternoon.
Friday Wind southwest 20 to 25 knots increasing to northwest 35.
Saturday Wind northwest 30 knots diminishing to northwest 15.

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac 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 La Pocatière Miscou Island Mont-Joli Airport
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Ice Conditions

Ice Forecasts

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

Warnings (Ended)

Strong wind warning ended

Chaleur - Miscou - western half

Issued 03:00 AM ADT 15 September 2026
Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 15 September 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today departing trough located from Newfoundland
to Laurentian Fan.

At 3:00 a.m. ADT today ridge located from Quebec to New England.
By 8:00 p.m. ADT tonight ridge located from Newfoundland to the
Gulf of Maine.

St. Lawrence - St. Lawrence River Area

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