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L'Isle-aux-Coudres to Tadoussac

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Forecast

Marine Forecast

Issued 03:00 AM EST 09 December 2025

Today Tonight and Wednesday.

Gale warning in effect.

Wind southwest 25 to 35 knots diminishing to southwest 15 to 25 early this evening then becoming southwest 15 near midnight. Wind diminishing to light near noon Wednesday then becoming northeast 15 Wednesday evening.

Snow Wednesday late in the day. Visibility 1 mile or less in snow.

Risk of freezing spray today and this evening.

Temperatures minus 16 rising to minus 4 Wednesday afternoon.

Waves

Issued 03:00 AM EST 09 December 2025
Today Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 or less near midnight.

Extended Forecast

Issued 06:00 PM EST 08 December 2025
Wednesday Wind southwest 15 knots diminishing to light in the morning then increasing to northeast 20 to 30 late in the day.
Thursday Wind northeast 15 to 25 knots backing to northwesterly 15 to 25 late in the day.
Friday Wind westerly 15 to 25 knots.

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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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 EST 09 December 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 9 December 2025 Today Tonight and Wednesday At 3:00 a.m. EST today trough located on a line northeast-southwest
over Newfoundland.
By 3:00 a.m. EST Wednesday departing trough located northeast
of Newfoundland.

At 3:00 a.m. EST today ridge located on a line north-south over
southern Quebec.
By 7:00 p.m. EST Wednesday ridge located on a line
northwest-southeast over Anticosti Island.

Atlantic - Maritimes Area

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Marine Weather for Canada

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