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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EST 06 November 2025

Tonight and Friday.

Wind westerly 15 knots diminishing to light Friday evening.

Snow Friday evening. Visibility 1 mile or less in snow.

Temperatures plus 4 falling to minus 1 Friday morning.

Waves

Issued 03:00 PM EST 06 November 2025
Tonight and Friday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 PM EST 06 November 2025
Saturday Wind northeast 10 to 15 knots increasing to southwest 15 to 25 in the afternoon.
Sunday Wind light increasing to northeast 15 to 25 knots.
Monday Wind northeast 15 knots becoming southwest 10 to 15 late in the day.

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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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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 EST 6 November 2025 Tonight and Friday At 3:00 p.m. EST today ridge located on a line northwest-southeast
over the Great Lakes.
By 7:00 p.m. EST Friday ridge located on a line northwest-southeast
over Gaspé.

At 3:00 a.m. EST Friday low 997 mb located near Lake Superior.
By 7:00 p.m. EST Friday low 991 mb located near Lake Huron.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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