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L'Isle-aux-Coudres to Tadoussac

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Marine Forecast

Issued 03:00 AM EST 14 December 2025

Today Tonight and Monday.

Wind light becoming southwest 10 to 15 knots near noon then veering to northwest 15 early this evening. Wind backing to southwest 15 Monday afternoon.

Flurries ending near midnight. Visibility as low as 1 mile in flurries.

Temperatures minus 6 falling to minus 11 Monday morning.

Waves

Issued 03:00 AM EST 14 December 2025
Today Tonight and Monday. Over open water seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EST 14 December 2025
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind southwest 20 to 30 knots.
Thursday Wind 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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 14 December 2025 Today Tonight and Monday At 3:00 a.m. EST today low 1010 mb located west of Lake Saint-Jean.
By 10:00 a.m. EST today dissipating low 1013 mb located near
Rivière-du-Loup.

At 3:00 a.m. EST today ridge located on a line north-south over
northern Ontario.
By 7:00 p.m. EST Monday ridge located on a line northeast-southwest
over Lake Saint-Jean.

At 3:00 a.m. EST today intensifying low 1011 mb located north of
Cape Hatteras.
By 7:00 p.m. EST Monday low 955 mb located over eastern
Newfoundland.

Atlantic - Maritimes Area

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Marine Weather for Canada

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