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Forecast

Marine Forecast

Issued 08:00 PM ADT 08 June 2026

Tonight and Tuesday.

Wind northwest 15 knots diminishing to light late this evening then becoming southwest 15 late overnight. Wind southwest 15 Tuesday.

Waves

Issued 05:00 PM ADT 08 June 2026
Tonight and Tuesday. Seas 1 metre or less.

Extended Forecast

Issued 03:30 PM ADT 08 June 2026
Wednesday Wind southwest 15 to 20 knots.
Thursday Wind south 20 knots becoming northeast 20.
Friday Wind northeasterly 15 to 20 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 8 June 2026 Tonight and Tuesday At 8:00 p.m. ADT tonight departing trough located over the Grand
Banks.

At 8:00 p.m. ADT tonight ridge located from Quebec to Long Island.
By 10:00 a.m. ADT Tuesday quasi-stationary ridge located southwest
of the Marine District.

St. Lawrence - St. Lawrence River Area

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