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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 22 January 2026

Today Tonight and Friday.

Wind easterly 10 to 15 knots becoming southwest 15 near noon then increasing to southwest 25 this afternoon. Wind diminishing to southwest 15 this evening then increasing to southwest 25 Friday morning. Wind veering to northwest 15 to 25 Friday afternoon.

Flurries. Visibility as low as 1 mile in flurries.

Temperatures minus 9 falling to minus 18 Friday evening.

Waves

Issued 03:00 AM EST 22 January 2026
Today Tonight and Friday. Over open water seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EST 22 January 2026
Saturday Wind northwest 15 knots backing to southwest 15 in the afternoon.
Sunday Wind light becoming northeast 15 knots late in the day.
Monday Wind northeast 15 to 25 knots.

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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 AM EST 22 January 2026 Today Tonight and Friday At 3:00 a.m. EST today departing ridge located on a line
northwest-southeast over Havre Saint-Pierre.

At 3:00 a.m. EST today trough located on a line northwest-southeast
over Cornwall.
By 7:00 p.m. EST Friday departing trough located on a line east-west
over Newfoundland.

At 7:00 p.m. EST Friday high 1049 mb located over the Midwestern
states.

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

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