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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 12 June 2026

Tonight and Saturday.

Wind northeast 15 knots veering to southeasterly 10 to 15 late this evening then increasing to southeast 15 to 20 Saturday morning. Wind diminishing to light Saturday evening.

Scattered showers. Risk of thunderstorms overnight and Saturday morning.

Extended Forecast

Issued 03:30 PM ADT 12 June 2026
Sunday Wind light becoming southeast 15 knots late in the day.
Monday Wind south 15 knots.
Tuesday Wind variable 10 to 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 8:00 PM ADT 12 June 2026 Tonight and Saturday At 8:00 p.m. ADT tonight ridge located over the northern Marine
District.
By 3:30 p.m. ADT Saturday ridge located from Labrador to the
Grand Banks.

At 8:00 p.m. ADT tonight trough located on a line
northwest-southeast over the Gulf of Maine.
By 8:00 p.m. ADT Saturday trough located from Quebec to East
Scotian Slope.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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