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Donnacona to Beauport

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 09 June 2026

Today Tonight and Wednesday.

Wind light becoming southwest 10 to 15 knots late this morning then becoming light this evening. Wind light Wednesday.

Extended Forecast

Issued 06:00 AM EDT 09 June 2026
Thursday Wind light becoming southwest 10 to 15 knots in the morning.
Friday Wind light becoming southwest 15 knots late in the day.
Saturday Wind west 15 knots.

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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 - Quai de St-Jean 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 EDT 9 June 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line north-south over
Cornwall.
By 8:00 a.m. EDT Wednesday dissipating ridge located on a line
northwest-southeast over Québec city.

At 3:00 a.m. EDT today low 1012 mb located west of Lake Michigan.
By 8:00 p.m. EDT Wednesday low 1005 mb located northeast of
Lake Huron.

At 8:00 p.m. EDT tonight building low 1007 mb located near
Sept-Îles.
By 8:00 p.m. EDT Wednesday low 1007 mb located over New Brunswick.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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