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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 16 September 2026

Today Tonight and Thursday.

Strong wind warning in effect.

Wind southwest 10 to 15 knots increasing to southwest 15 to 25 this morning then diminishing to southwest 10 to 15 early this evening. Wind becoming light late this evening then becoming northeast 10 to 15 Thursday morning. Wind becoming light Thursday afternoon.

Scattered showers ending this morning. Scattered showers this afternoon and this evening.

Waves

Issued 03:00 AM EDT 16 September 2026
Today Tonight and Thursday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EDT 16 September 2026
Friday Wind southwest 10 to 15 knots veering to northwest 15 in the morning.
Saturday Wind light.
Sunday 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

Warnings (In effect)

Strong wind warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 03:00 AM EDT 16 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 16 September 2026 Today Tonight and Thursday At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Huron.
By 8:00 a.m. EDT Thursday dissipating trough located on a line
northeast-southwest over Newfoundland.

At 3:00 a.m. EDT today high 1027 mb located over Manitoba.
By 8:00 p.m. EDT Thursday high 1020 mb located over the Gulf of
St. Lawrence.

At 8:00 p.m. EDT Thursday approaching trough located over James Bay.

Atlantic - Maritimes Area

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Marine Weather for Canada

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