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Tadoussac to Pointe à Michel

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 19 August 2026

Tonight and Thursday.

Strong wind warning in effect.

Wind southwest 10 to 20 knots increasing to southwest 20 to 25 early Thursday afternoon then diminishing to southwest 10 to 15 Thursday evening.

Showers this afternoon and this evening with a risk of thunderstorms. Fog banks dissipating near noon Thursday.

Waves

Issued 03:00 PM EDT 19 August 2026
Tonight and Thursday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 19 August 2026
Friday Wind southwest 10 to 20 knots.
Saturday Wind light.
Sunday Wind northeast 15 knots increasing to northeast 20 to 30.

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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

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

Tadoussac to Pointe à Michel

Issued 3:00 PM EDT 19 August 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 19 August 2026 Tonight and Thursday At 3:00 p.m. EDT today trough located from the Ungava Peninsula
to the Strait of Belle Isle.
By 8:00 p.m. EDT Thursday trough located from the Quebec Lower
North Shore to Québec city.

At 2:00 a.m. EDT Thursday ridge located on a line
northeast-southwest over Lake Huron.
By 8:00 p.m. EDT Thursday ridge located on a line north-south over
western Quebec.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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