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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 16 March 2026

Tonight and Tuesday.

Storm warning in effect.

Wind easterly 10 to 20 knots increasing to southerly 20 to 30 after midnight except south 50 near the coast. Wind becoming southwest 40 to 50 early Tuesday morning then diminishing to southwest 25 to 35 Tuesday evening.

Showers this afternoon and late this evening overnight and Tuesday morning changing to flurries Tuesday morning. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning Tuesday evening.

Temperatures plus 1 rising to plus 11 Tuesday morning then falling to minus 7 Tuesday evening.

Waves

Issued 03:00 PM EDT 16 March 2026
Tonight and Tuesday. Over open water seas 1 metre or less building to 1 to 2 late overnight and to 2 to 3 Tuesday morning.

Extended Forecast

Issued 06:00 AM EDT 16 March 2026
Wednesday Wind southwest 15 to 25 knots.
Thursday Wind southwest 10 to 15 knots.
Friday Wind light.

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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 Airport 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)

Storm warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 3:00 PM EDT 16 March 2026

'Storm' force winds of 48 to 63 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 or Weatheradio stations.

Freezing spray warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 3:00 PM EDT 16 March 2026

Moderate or severe freezing spray is 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 16 March 2026 Tonight and Tuesday At 3:00 p.m. EDT today departing ridge located on a line north-south
over Newfoundland.

At 3:00 p.m. EDT today low 989 mb located over Lake Huron.
By 8:00 p.m. EDT Tuesday low 953 mb located over southern Ungava
Bay.

At 2:00 a.m. EDT Tuesday ridge located on a line north-south over
western Ontario.
By 8:00 p.m. EDT Tuesday ridge located on a line north-south over
the Great Lakes.

Atlantic - Maritimes Area

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Marine Weather for Canada

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