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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 20 September 2026

Tonight and Monday.

Wind southwest 10 to 15 knots diminishing to light this evening. Wind light Monday.

Scattered showers ending near midnight. Fog banks forming early this evening and dissipating Monday morning.

Waves

Issued 03:00 PM EDT 20 September 2026
Tonight and Monday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 PM EDT 20 September 2026
Tuesday Wind northeast 15 knots.
Wednesday Wind light.
Thursday Wind light.

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Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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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 PM EDT 20 September 2026 Tonight and Monday At 3:00 p.m. EDT today trough located on a line northeast-southwest
over western Lake Saint-Jean.
By 8:00 p.m. EDT Monday departing trough located on a line
northeast-southwest over Newfoundland.

At 3:00 p.m. EDT today high 1028 mb located over Ontario.
By 8:00 p.m. EDT Monday high 1036 mb located over Quebec.

Atlantic - Maritimes Area

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Marine Weather for Canada

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