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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 14 July 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 20 knots increasing to southwest 20 to 30 this morning with gusts to 50 near thunderstorms today. Wind diminishing to west 15 early this evening and to light near midnight. Wind increasing to west 15 Wednesday morning and to west 15 to 25 near noon Wednesday.

Showers this afternoon and this evening with a risk of thunderstorms. Scattered showers Wednesday late in the day. Fog patches dissipating this evening.

Waves

Issued 03:00 AM EDT 14 July 2026
Today Tonight and Wednesday. Seas 1 metre or less building to 1 to 2 late this morning then subsiding to 1 or less near midnight.

Extended Forecast

Issued 06:00 AM EDT 14 July 2026
Thursday Wind west 10 to 20 knots.
Friday Wind west 10 to 15 knots.
Saturday Wind light becoming southwest 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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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 14 July 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.

Watches (In effect)

Squall watch in effect

L'Isle-aux-Coudres to Tadoussac

Issued 09:29 AM EDT 14 July 2026 This afternoon and this evening, conditions are favourable for the development of squalls with wind gusts of up to 50 knots, frequent lightning, hail and poor to very poor visibilities due to rain showers at times heavy.

Consider delaying or postponing travel in areas under the Squall Watch.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 14 July 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today trough located on a line northwest-southeast
over western Quebec.
By 8:00 p.m. EDT Wednesday trough located on a line
northwest-southeast over Newfoundland.

Atlantic - Maritimes Area

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Marine Weather for Canada

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