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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 11 October 2026

Today Tonight and Monday.

Gale warning in effect.

Wind light increasing to southwest 10 to 15 knots early this morning and to southwest 15 to 25 late this morning. Wind increasing to southwest 25 to 35 near noon then diminishing to southwest 15 to 25 this evening. Wind increasing to northeast 25 to 35 Monday morning then diminishing to northeast 15 to 25 Monday afternoon. Wind diminishing to northeast 10 to 15 Monday evening.

Periods of rain Monday.

Waves

Issued 03:00 AM EDT 11 October 2026
Today Tonight and Monday. Seas 1 to 2 metres.

Extended Forecast

Issued 06:00 PM EDT 10 October 2026
Monday Wind southwest 15 to 25 knots increasing to northeast 25 to 35 in the afternoon then diminishing to northeast 15 to 25 late in the day.
Tuesday Wind northeast 15 to 25 knots.
Wednesday Wind northeast 15 to 25 knots diminishing to light late in the day.

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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)

Gale warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 03:00 AM EDT 11 October 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 11 October 2026 Today Tonight and Monday At 3:00 a.m. EDT today ridge located on a line north-south over
Rivière-du-Loup.
By 3:00 p.m. EDT today weakening ridge located on a line north-south
over Nova Scotia.

At 3:00 p.m. EDT today ridge located from Labrador to Lake Superior.
By 8:00 p.m. EDT Monday trough located on a line east-west over
Cornwall.

At 3:00 a.m. EDT Monday ridge located from Hudson Bay to Labrador.
By 8:00 p.m. EDT Monday ridge located from Hudson Bay to New
Brunswick.

Atlantic - Maritimes Area

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Marine Weather for Canada

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