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Donnacona to Beauport

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 23 March 2025

Today Tonight and Monday.

Wind west 15 to 25 knots diminishing to west 10 to 15 this morning then becoming light early this evening. Wind becoming northeast 15 Monday morning.

Snow Monday afternoon and evening. Visibility 1 mile or less in snow.

High today minus 3. Low tonight minus 12. High Monday minus 2.

Extended Forecast

Issued 06:00 AM EDT 23 March 2025
Tuesday Wind southwest 15 to 25 knots.
Wednesday Wind southwest 15 knots becoming northeast 10 to 15.
Thursday Wind light.

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Map of St. Lawrence - St. Lawrence River marine weather areas Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-aux-Grues Lac Saint-Pierre Montréal-Trudeau Int'l Airport Saint-Hubert Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Saint-Anicet Baie-Comeau Airport Cap-Rouge Île Rouge Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Kouchibouguac Miscou Island Greater Moncton Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape
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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 23 March 2025 Today Tonight and Monday At 3:00 a.m. EDT today cold front located on a line north-south
over Tadoussac.
By 8:00 p.m. EDT tonight departing cold front located on a line
north-south over the Gulf of St. Lawrence.

At 3:00 a.m. EDT today ridge located on a line north-south over
the Great Lakes.
By 8:00 p.m. EDT Monday ridge located on a line north-south over
Cabot Strait.

At 3:00 a.m. EDT today low 998 mb located over the Midwestern
states.
By 8:00 p.m. EDT Monday low 1002 mb located northeast of Lake Huron.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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