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Donnacona to Beauport

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 28 April 2025

Tonight and Tuesday.

Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 early this evening then becoming light late this evening. Wind increasing to southwest 10 to 20 Tuesday morning and to southwest 20 to 30 Tuesday afternoon.

Scattered showers Tuesday afternoon and evening with a risk of thunderstorms. Visibility as low as 1 mile in showers.

Extended Forecast

Issued 06:00 AM EDT 28 April 2025
Wednesday Wind northwest 20 to 30 knots diminishing to light in the afternoon.
Thursday Wind light.
Friday Wind northeast 10 to 20 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Saint-Hubert Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac La Pocatière
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Ice Conditions

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 28 April 2025 Tonight and Tuesday At 3:00 p.m. EDT today ridge located from the East Coast of the
U.S. to Ungava Bay.
By 5:00 p.m. EDT Tuesday departing ridge located from Cape Hatteras
to Newfoundland.

At 8:00 p.m. EDT tonight intensifying trough located on a line
northeast-southwest over northwestern Ontario.
By 8:00 p.m. EDT Tuesday trough located on a line
northeast-southwest over Lake Saint-Jean.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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