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Montréal to Trois-Rivières


Marine Forecast

Issued 03:00 AM EST 01 December 2023

Today Tonight and Saturday.

Wind southwest 10 to 20 knots becoming light early this afternoon then becoming northeast 10 to 15 near midnight. Wind northeast 10 to 15 Saturday.

Showers today. Rain beginning this evening changing to periods of snow after midnight and ending near noon Saturday. Visibility 1 mile or less in snow.

Temperatures plus 4 falling to minus 1 Saturday evening.

Extended Forecast

Issued 06:00 AM EST 01 December 2023
Sunday Wind northeast 15 to 25 knots.
Monday Wind northeast 15 to 25 knots becoming southwest 15 to 20.
Tuesday Wind north 15 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy – 44490 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
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EST 1 December 2023 Today Tonight and Saturday At 3:00 a.m. EST today trough located from Labrador to Lake Ontario.
By 1:00 a.m. EST Saturday dissipating trough located on a line
northwest-southeast over Labrador Sea.

At 7:00 a.m. EST today high 1017 mb located over the Great Lakes.
By 7:00 p.m. EST Saturday high 1029 mb located near Labrador.

At 3:00 a.m. EST today approaching low 989 mb located over Lake

St. Lawrence - St. Lawrence River Area

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