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Saguenay to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 27 July 2026

Tonight and Tuesday.

Wind east 10 to 15 knots increasing to east 15 to 20 near noon Tuesday then diminishing to light Tuesday evening.

Showers with a risk of thunderstorms late this afternoon and this evening and Tuesday. Fog patches forming near midnight and dissipating near noon Tuesday. Visibility 1 mile or less in showers and in fog patches.

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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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 PM EDT 27 July 2026 Tonight and Tuesday At 3:00 p.m. EDT today quasi-stationary ridge located on a line
northeast-southwest over Newfoundland.

At 3:00 p.m. EDT today trough located on a line north-south over
Lake Michigan.
By 8:00 p.m. EDT Tuesday trough located from Lake Ontario to
Trois-Rivières.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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