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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 09 July 2025

Today Tonight and Thursday.

Wind light today tonight and Thursday.

Scattered showers tonight with a risk of thunderstorms. Scattered showers Thursday late in the day with a risk of thunderstorms.

Extended Forecast

Issued 03:00 AM EDT 09 July 2025
Friday Wind light.
Saturday Wind light.
Sunday Wind light becoming southwest 15 knots.

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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

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 9 July 2025 Today Tonight and Thursday At 3:00 a.m. EDT today trough located on a line east-west over
northern Lower Michigan.
By 3:00 a.m. EDT Thursday trough located on a line east-west
over Pennsylvania.

At 3:00 a.m. EDT today ridge located from Quebec to Lake of
the Woods.
By 3:00 a.m. EDT Thursday ridge located on a line
northeast-southwest over northeastern Ontario.

By 3:00 a.m. EDT Thursday approaching trough located on a line
northeast-southwest over western North Dakota.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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