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Donnacona to Beauport

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 11 February 2026

Today Tonight and Thursday.

Wind northeast 15 knots diminishing to light early this evening then becoming northwesterly 10 to 15 near midnight. Wind northwesterly 10 to 15 Thursday.

Snow ending this evening. Visibility as low as 1 mile in snow.

Temperatures minus 8 rising to minus 2 Thursday afternoon then falling to minus 13 Thursday evening.

Extended Forecast

Issued 06:00 AM EST 11 February 2026
Friday Wind southwest 10 to 15 knots.
Saturday Wind southwest 10 to 15 knots becoming light.
Sunday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Miramichi North Cape Port Menier Roberval Airport Normandin Mistook Jonquière CFB Bagotville Cap-Chat Île Bicquette Charlo North Bay Airport Yarmouth Airport Brier Island St. Stephen Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac Kouchibouguac Grand Manan Fundy Park (Alma) Bas Caraquet Bathurst Airport Lac Saint-Pierre Pointe-Noire Île d'Orléans Pointe-des-Monts L'Assomption Sept-Îles Airport Pointe Claveau Pointe de l'Islet Trois-Rivières Airport L'Isle-aux-Grues Deschambault Île Rouge Montréal-Trudeau Int'l Airport Montréal Metropolitain Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Cap-Rouge Saint-Anicet Baie-Comeau Airport La Pocatière Pointe-au-Père New Carlisle Mont-Joli Airport Gaspé Airport Lake Nipissing - 45152 Rivière-la-Madeleine Beauport Cap-d'Espoir
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land station Land Station
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 AM EST 11 February 2026 Today Tonight and Thursday At 3:00 a.m. EST today dissipating ridge located on a line
northwest-southeast over Anticosti Island.

At 3:00 a.m. EST today low 1003 mb located near Trois-Rivières.
By 7:00 p.m. EST Thursday low 984 mb located over Newfoundland.

At 3:00 a.m. EST today ridge located on a line north-south over
Manitoba.
By 7:00 p.m. EST Thursday ridge located on a line north-south over
the Great Lakes.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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