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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 09 August 2026

Today Tonight and Monday.

Wind southwest 10 to 15 knots becoming light near midnight. Wind light Monday.

Scattered showers ending near midnight. Risk of thunderstorms this afternoon and this evening. Scattered showers Monday late in the day with a risk of thunderstorms. Fog banks dissipating near noon. Visibility 1 mile or less in fog banks and as low as 1 mile in showers.

Waves

Issued 03:00 AM EDT 09 August 2026
Today Tonight and Monday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 09 August 2026
Tuesday Wind light increasing to west 10 to 20 knots in the morning.
Wednesday Wind southwest 10 to 15 knots.
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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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 AM EDT 9 August 2026 Today Tonight and Monday At 3:00 a.m. EDT today trough located on a line north-south over
central Quebec.
By 8:00 p.m. EDT Monday trough located from Labrador to Sept-Îles.

At 3:00 a.m. EDT today ridge located on a line north-south over
the Midwestern states.
By 11:00 a.m. EDT Monday departing ridge located from New England
to Lake Saint-Jean.

Atlantic - Maritimes Area

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Marine Weather for Canada

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