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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 14 July 2025

Today Tonight and Tuesday.

Wind southwest 15 to 20 knots diminishing to southwest 10 to 15 overnight. Wind southwest 10 to 15 Tuesday.

Extended Forecast

Issued 03:00 AM ADT 14 July 2025
Wednesday Wind light increasing to southwest 15 to 20 knots in the afternoon.
Thursday Wind light increasing to easterly 15 to 20 knots.
Friday Wind southerly 20 to 25 knots becoming northwest 20 to 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 Saint-Hubert 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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buoy Buoy
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 3:00 AM ADT 14 July 2025 Today Tonight and Tuesday At 3:00 a.m. ADT today ridge located over the eastern Marine
District.
By 8:00 p.m. ADT tonight ridge located over the Grand Banks.

At 10:00 a.m. ADT today low 1015 mb located over southern Georges
Bank.
By 10:00 a.m. ADT Tuesday low 1015 mb located over southern
Banquereau.

St. Lawrence - St. Lawrence River Area

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