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Pointe-des-Monts to Anticosti - northern half

Forecast

Marine Forecast

Issued 03:00 AM EDT 08 October 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind easterly 10 to 15 knots veering to southerly 10 to 15 early this morning then increasing to westerly 20 to 30 near midnight. Wind westerly 20 to 30 Friday.

Showers ending Friday morning.

Waves

Issued 03:00 AM EDT 08 October 2026
Today Tonight and Friday. Seas 1 metre or less building to 1 to 2 overnight.

Extended Forecast

Issued 06:00 PM EDT 07 October 2026
Friday Wind southwest 10 to 15 knots increasing to southwest 25 to 35 in the morning.
Saturday Wind west 25 to 35 knots diminishing to west 15 to 25 late in the day.
Sunday Wind west 15 to 25 knots diminishing to east 10 to 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 (In effect)

Strong wind warning in effect

Pointe-des-Monts to Anticosti - northern half

Issued 03:00 AM EDT 08 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 8 October 2026 Today Tonight and Friday At 3:00 a.m. EDT today departing ridge located on a line
northwest-southeast over the Strait of Belle Isle.

At 3:00 a.m. EDT today trough located on a line north-south over
Cornwall.
By 8:00 p.m. EDT Friday trough located on a line northwest-southeast
over Labrador Sea.

At 3:00 a.m. EDT today approaching ridge located on a line
northwest-southeast over Lake Ontario.

St. Lawrence - St. Lawrence River Area

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