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Saguenay to Tadoussac

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Forecast

Marine Forecast

Issued 03:00 AM EDT 17 August 2026

Today Tonight and Tuesday.

Wind east 10 to 15 knots becoming west 10 to 15 near noon then becoming light early this evening. Wind light Tuesday.

Showers ending near noon. Fog banks forming overnight and dissipating Tuesday morning. Visibility as low as 1 mile in showers and 1 mile or less in fog banks.

Extended Forecast

Issued 06:00 AM EDT 17 August 2026
Wednesday Wind light.
Thursday Wind west 10 to 15 knots.
Friday Wind west 10 to 15 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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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 AM EDT 17 August 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today trough located on a line north-south over
Lake Ontario.
By 8:00 a.m. EDT Tuesday departing trough located from the Strait
of Belle Isle to New Brunswick.

At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over Lake Superior.
By 8:00 p.m. EDT Tuesday ridge located from Lake Ontario to
Labrador.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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