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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 14 July 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 20 to 30 knots with gusts to 50 near thunderstorms. Wind diminishing to west 10 to 15 early this evening then increasing to west 15 to 25 near noon Wednesday.

Showers ending this evening with a risk of thunderstorms. Scattered showers Wednesday late in the day. Visibility as low as 1 mile in showers.

Waves

Issued 03:00 PM EDT 14 July 2026
Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 or less near midnight.

Extended Forecast

Issued 06:00 PM EDT 14 July 2026
Thursday Wind west 10 to 20 knots becoming west 15 to 25 in the morning.
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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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 3:00 PM 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 6:06 PM EDT 14 July 2026

Navigators in or near this marine area should be on the lookout for adverse weather conditions and take necessary safety precautions. 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 PM EDT 14 July 2026 Tonight and Wednesday At 3:00 p.m. EDT today trough located on a line north-south
over Quebec.
By 8:00 p.m. EDT Wednesday trough located on a line north-south
over the Gulf of St. Lawrence.

Atlantic - Maritimes Area

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Marine Weather for Canada

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