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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 15 September 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind light increasing to southwest 10 to 15 knots near noon and to southwest 15 to 25 overnight. Wind diminishing to light Wednesday evening.

Scattered showers Wednesday late in the day.

Waves

Issued 03:00 AM EDT 15 September 2026
Today Tonight and Wednesday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 15 September 2026
Thursday Wind light.
Friday Wind southwest 15 knots veering to northwest 15.
Saturday 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

Warnings (In effect)

Strong wind warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 03:00 AM EDT 15 September 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 15 September 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today departing trough located over Newfoundland.

At 3:00 a.m. EDT today high 1027 mb located over southern Quebec.
By 8:00 p.m. EDT Wednesday high 1026 mb located near Cape Cod.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over the Midwestern states.
By 8:00 p.m. EDT Wednesday trough located on a line
northeast-southwest over the Gaspe Peninsula.

Atlantic - Maritimes Area

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Marine Weather for Canada

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