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L'Isle-aux-Coudres to Tadoussac

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Forecast

Marine Forecast

Issued 03:00 PM EST 06 December 2025

Tonight and Sunday.

Wind southerly 15 knots increasing to southwest 15 to 25 late this afternoon then veering to northwest 15 to 25 near midnight. Wind diminishing to light early Sunday morning.

Scattered flurries ending near midnight. Scattered flurries Sunday evening.

Temperatures minus 4 falling to minus 12 Sunday morning.

Waves

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

Extended Forecast

Issued 06:00 AM EST 06 December 2025
Monday Wind northwesterly 10 to 15 knots backing to southwest 15 to 20 in the afternoon.
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind southwest 15 knots diminishing to light.

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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 PM EST 6 December 2025 Tonight and Sunday At 3:00 p.m. EST today trough located on a line northeast-southwest
over southwestern Quebec.
By 7:00 p.m. EST Sunday trough located on a line northeast-southwest
over the Gulf of St. Lawrence.

At 3:00 p.m. EST today ridge located on a line east-west over
Lake Superior.
By 7:00 p.m. EST Sunday ridge located from Lake Superior to Lake
Saint-Jean.

Atlantic - Maritimes Area

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Marine Weather for Canada

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