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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 09 June 2026

Today Tonight and Wednesday.

Wind southwesterly 15 knots diminishing to light near noon then becoming southerly 15 this evening. Wind becoming variable 10 to 15 near noon Wednesday.

Extended Forecast

Issued 03:00 AM ADT 09 June 2026
Thursday Wind light.
Friday Wind southerly 15 knots diminishing to light.
Saturday Wind easterly 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 9 June 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today ridge located west of the Marine District.
By 8:00 p.m. ADT Wednesday departing ridge located south of the
Marine District.

At 3:00 a.m. ADT today trough located on a line northeast-southwest
over Anticosti Island.
By 3:30 p.m. ADT today trough located on a line northeast-southwest
over Nova Scotia.

St. Lawrence - St. Lawrence River Area

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