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Saguenay to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 28 July 2026

Today Tonight and Wednesday.

Wind east 10 to 15 knots increasing to east 15 to 20 near noon then diminishing to light early this evening. Wind increasing to east 10 to 20 near noon Wednesday.

Showers. Risk of thunderstorms today and this evening. Fog patches dissipating near noon. Fog patches forming after midnight and dissipating Wednesday morning.

Extended Forecast

Issued 06:00 PM EDT 27 July 2026
Wednesday Wind light increasing to east 10 to 20 knots in the morning.
Thursday Wind light.
Friday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île-d'Orléans - Quai de St-Jean Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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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 28 July 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today trough located from Lake Michigan to
Labrador.
By 8:00 p.m. EDT Wednesday quasi-stationary trough located over
Montréal to Sept-Îles.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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