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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 10 August 2026

Tonight and Tuesday.

Wind southwest 10 to 20 knots becoming light this evening then becoming southwest 10 to 15 late overnight. Wind becoming light near noon Tuesday.

Scattered showers tonight and Tuesday with a risk of thunderstorms. Fog banks forming overnight and dissipating Tuesday morning. Visibility as low as 1 mile in showers and 1 mile or less in fog banks.

Waves

Issued 03:00 PM EDT 10 August 2026
Tonight and Tuesday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 PM EDT 10 August 2026
Wednesday Wind light.
Thursday Wind light becoming southwest 15 knots.
Friday Wind light becoming northwest 10 to 15 knots.

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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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land station Land Station
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 10 August 2026 Tonight and Tuesday At 3:00 p.m. EDT today departing trough located from Ungava Bay
to the Quebec Lower North Shore.

At 3:00 p.m. EDT today low 1011 mb located over southern Quebec.
By 8:00 p.m. EDT Tuesday low 1002 mb located over
Îles-de-la-Madeleine.

Atlantic - Maritimes Area

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Marine Weather for Canada

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