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L'Isle-aux-Coudres to Tadoussac

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Marine Forecast

Issued 03:00 AM EST 10 December 2025

Today Tonight and Thursday.

Wind southwest 15 knots diminishing to light this morning then increasing to northeast 15 this afternoon. Wind increasing to northeast 15 to 25 near midnight then becoming northwest 15 Thursday afternoon.

Snow this afternoon tonight and Thursday. Visibility 1 mile or less in snow.

Temperatures minus 10 rising to minus 4 near midnight.

Waves

Issued 03:00 AM EST 10 December 2025
Today Tonight and Thursday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EST 10 December 2025
Friday Wind westerly 15 to 25 knots becoming westerly 15 late in the day.
Saturday Wind southwest 15 knots.
Sunday Wind light increasing to northerly 20 knots.

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

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Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 10 December 2025 Today Tonight and Thursday At 3:00 a.m. EST today ridge located on a line northwest-southeast
over Sept-Îles.
By 7:00 p.m. EST tonight departing ridge located on a line
northwest-southeast over the Quebec Lower North Shore.

At 3:00 a.m. EST today low 991 mb located over Lake Michigan.
By 7:00 p.m. EST Thursday low 982 mb located over Lake Ontario.

Atlantic - Maritimes Area

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Marine Weather for Canada

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