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Pointe-des-Monts to Anticosti - southern half

Forecast

Marine Forecast

Issued 03:00 PM EDT 11 October 2026

Tonight and Monday.

Strong wind warning in effect.

Wind southerly 10 to 15 knots increasing to west 15 to 25 near midnight then becoming northeast 20 to 30 early Monday morning. Wind diminishing to northerly 15 to 20 Monday afternoon.

Scattered showers this afternoon. Periods of rain overnight and Monday.

Waves

Issued 03:00 PM EDT 11 October 2026
Tonight and Monday. Seas 1 metre or less building to 2 Monday morning.

Extended Forecast

Issued 06:00 AM EDT 11 October 2026
Tuesday Wind northeast 10 to 15 knots.
Wednesday Wind northeast 15 to 20 knots.
Thursday Wind northwest 15 to 25 knots.

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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 (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - southern half

Issued 3:00 PM EDT 11 October 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 11 October 2026 Tonight and Monday At 3:00 p.m. EDT today ridge located from Nova Scotia to Natashquan.
By 11:00 p.m. EDT tonight departing ridge located on a line
north-south over Newfoundland.

At 3:00 p.m. EDT today trough located from Labrador to Lake
Superior.
By 8:00 p.m. EDT Monday trough located from Nova Scotia to Cornwall.

At 3:00 a.m. EDT Monday ridge located from Hudson Bay to Labrador.
By 8:00 p.m. EDT Monday ridge located from Hudson Bay to Anticosti
Island.

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