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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 20 July 2026

Tonight and Tuesday.

Wind southwest 15 to 20 knots diminishing to light near midnight then increasing to southwest 10 to 15 late Tuesday morning. Wind increasing to south 15 to 20 Tuesday afternoon.

Waves

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

Extended Forecast

Issued 06:00 PM EDT 20 July 2026
Wednesday Wind light increasing to southwest 15 to 20 knots in the morning and to southwest 20 to 30 in the afternoon.
Thursday Wind southwest 15 to 25 knots.
Friday Wind southwest 10 to 15 knots.

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine 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 20 July 2026 Tonight and Tuesday At 3:00 p.m. EDT today departing low 990 mb located off Labrador.

At 3:00 p.m. EDT today ridge located on a line north-south over
Cornwall.
By 8:00 p.m. EDT Tuesday dissipating ridge located from Newfoundland
to Natashquan.

At 8:00 p.m. EDT tonight trough located on a line north-south over
Lake Superior.
By 8:00 p.m. EDT Tuesday trough located on a line north-south over
Lake Ontario.

Atlantic - Maritimes Area

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Marine Weather for Canada

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