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Donnacona to Beauport

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 17 January 2026

Today Tonight and Sunday.

Wind light increasing to southwest 15 to 25 knots Sunday morning then diminishing to light Sunday afternoon.

Flurries today tonight and Sunday morning. Visibility as low as 1 mile in flurries.

Temperatures minus 15 rising to minus 3 Sunday morning then falling to minus 13 Sunday evening.

Extended Forecast

Issued 06:00 PM EST 16 January 2026
Sunday Wind light increasing to southwest 15 to 25 knots in the morning then diminishing to light late in the day.
Monday Wind light increasing to southwest 10 to 20 knots late in the day.
Tuesday Wind southwest 15 to 25 knots becoming west 15.

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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 Montréal Metropolitain 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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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 17 January 2026 Today Tonight and Sunday At 3:00 a.m. EST today ridge located on a line northwest-southeast
over Tadoussac.
By 7:00 a.m. EST Sunday departing ridge located on a line
northwest-southeast over Natashquan.

At 3:00 a.m. EST today low 1003 mb located over Lake Michigan.
By 7:00 p.m. EST Sunday weakening low 1009 mb located northwest
of Pointe-des-Monts.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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