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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 09 September 2026

Today Tonight and Thursday.

Wind south 10 knots increasing to southwest 15 this afternoon then diminishing to west 10 Thursday evening.

Showers ending near midnight with a risk of thunderstorms.

Extended Forecast

Issued 03:00 AM EDT 09 September 2026
Friday Wind light.
Saturday Wind light becoming south 15 knots late in the day.
Sunday Wind southwest 15 knots diminishing to light late in the day.

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac 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 La Pocatière Miscou Island Mont-Joli Airport
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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 10:30 AM EDT 9 September 2026 Today Tonight and Thursday At 10:30 a.m. EDT today departing ridge located on a line
northeast-southwest over the Gulf of St. Lawrence.

At 10:30 a.m. EDT today low 986 mb located over southern Hudson Bay.
By 10:30 a.m. EDT Thursday low 982 mb located east of Hudson Bay.

At 10:30 a.m. EDT today cold front from low located on a line
northeast-southwest over eastern Lake Superior.
By 10:30 a.m. EDT Thursday cold front from low located on a line
northeast-southwest over New England.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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