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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM AST 17 November 2025

Tonight and Tuesday.

Wind northwest 25 knots backing to west 30 early this evening. Wind west 25 Tuesday.

Rain ending this evening.

Extended Forecast

Issued 03:30 PM AST 17 November 2025
Wednesday Wind west 15 to 20 knots.
Thursday Wind southwest 10 to 15 knots diminishing to light.
Friday Wind southeast 10 to 15 knots increasing to southeast 25.

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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

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM AST 17 November 2025 Tonight and Tuesday At 3:30 p.m. AST today low 978 mb located over the western Gulf
of St. Lawrence.
By 3:00 a.m. AST Tuesday low 978 mb located over Labrador.

Marine Weather Statement

Issued 3:14 PM AST 17 November 2025 A low pressure system over the Western Gulf of St. Lawrence will
slowly track eastward before moving northward into Labrador
overnight. Strong to gale force westerlies are forecast across the
marine district as the low progresses northward.

Marine interests are advised that gale warnings are in effect for all
waters except Northumberland Strait - western half. Gulf-Magdalen -
western half, Chaleur-Miscou and Anticosti - eastern half.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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