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Beauport to L'Isle-aux-Coudres

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 25 October 2026

Tonight and Monday.

Wind southwest 20 to 30 knots becoming southwest 20 this evening then veering to west 15 late Monday morning.

Scattered showers tonight.

Extended Forecast

Issued 06:00 PM EDT 25 October 2026
Tuesday Wind northwest 10 to 15 knots becoming light in the afternoon.
Wednesday Wind light.
Thursday Wind southwest 15 to 25 knots diminishing to light late in the day.

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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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buoy Buoy
land station Land Station
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 25 October 2026 Tonight and Monday At 3:00 p.m. EDT today departing ridge located on a line
northeast-southwest over Newfoundland.

At 3:00 p.m. EDT today trough located from Ungava Bay to Lake
Michigan.
By 8:00 p.m. EDT Monday trough located on a line northeast-southwest
over Nova Scotia.

At 8:00 p.m. EDT tonight ridge located on a line east-west over
Lake Superior.
By 8:00 p.m. EDT Monday ridge located on a line east-west over
southwestern Quebec.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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