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Pointe-des-Monts to Anticosti - northern half

Forecast

Marine Forecast

Issued 03:00 AM EDT 11 October 2026

Today Tonight and Monday.

Strong wind warning in effect.

Wind light becoming southerly 10 to 15 knots this morning then becoming light this evening. Wind increasing to northeast 20 to 30 overnight then diminishing to northerly 15 to 20 Monday afternoon.

Periods of rain today tonight and Monday morning.

Waves

Issued 03:00 AM EDT 11 October 2026
Today Tonight and Monday. Seas 1 metre or less building to 2 Monday morning then subsiding to 1 or less Monday evening.

Extended Forecast

Issued 06:00 PM EDT 10 October 2026
Monday Wind southwest 15 to 25 knots becoming northeast 20 to 30 in the morning.
Tuesday Wind northeast 10 to 15 knots.
Wednesday Wind northeast 15 to 20 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 - northern half

Issued 03:00 AM 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 AM EDT 11 October 2026 Today Tonight and Monday At 3:00 a.m. EDT today ridge located on a line north-south over
Rivière-du-Loup.
By 3:00 p.m. EDT today weakening ridge located on a line north-south
over Nova Scotia.

At 3:00 p.m. EDT today ridge located from Labrador to Lake Superior.
By 8:00 p.m. EDT Monday trough located on a line east-west over
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 New
Brunswick.

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