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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 PM EDT 12 June 2025

Tonight and Friday.

Strong wind warning in effect.

Wind west 15 to 25 knots becoming northwest 15 early this evening then diminishing to light near midnight. Wind light Friday.

Extended Forecast

Issued 06:00 PM EDT 12 June 2025
Saturday Wind light.
Sunday Wind light.
Monday Wind light.

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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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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Strong wind warning in effect

Cornwall to Montréal

Issued 3:00 PM EDT 12 June 2025

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 12 June 2025 Tonight and Friday At 3:00 p.m. EDT today trough located from Labrador Sea to
Sept-Îles.
By 8:00 a.m. EDT Friday departing trough located on a line
northeast-southwest over Newfoundland.

At 3:00 p.m. EDT today ridge located from Manitoba to the Great
Lakes.
By 8:00 p.m. EDT Friday ridge located from James Bay to Maine.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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