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L'Isle-aux-Coudres to Tadoussac

Forecast

Marine Forecast

Issued 03:00 AM EST 15 January 2026

Today Tonight and Friday.

Wind light increasing to northeast 15 to 25 knots early this morning then becoming west 15 to 20 Friday morning.

Rain changing to snow early this morning and ending near noon Friday. Visibility 1 mile or less in precipitation.

Temperatures plus 1 falling to minus 13 Friday morning.

Waves

Issued 03:00 AM EST 15 January 2026
Today Tonight and Friday. Mainly ice covered.

Extended Forecast

Issued 06:00 AM EST 15 January 2026
Saturday Wind light.
Sunday Wind light.
Monday Wind southwest 10 to 20 knots.

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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Montréal Metropolitain Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts 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 Miscou Island Kouchibouguac La Pocatière
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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 EST 15 January 2026 Today Tonight and Friday At 3:00 a.m. EST today low 993 mb located southeast of Lake Ontario.
By 7:00 p.m. EST Friday low 966 mb located east of the Strait of
Belle Isle.

At 3:00 a.m. EST today ridge located on a line northeast-southwest
over northwestern Ontario.
By 7:00 p.m. EST Friday ridge located on a line north-south over
Montréal.

St. Lawrence - St. Lawrence River Area

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