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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 13 October 2026

Today Tonight and Wednesday.

Wind northeast 10 knots becoming light near noon then becoming west 10 Wednesday morning. Wind veering to northwest 10 Wednesday evening.

Showers ending near noon Wednesday. Risk of thunderstorms today and this evening. Fog patches dissipating this evening.

Extended Forecast

Issued 03:00 AM EDT 13 October 2026
Thursday Wind light.
Friday Wind light becoming northwest 15 knots.
Saturday Wind northwest 20 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 3:00 AM EDT 13 October 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line east-west over
James Bay.
By 3:00 a.m. EDT Wednesday ridge located on a line
northwest-southeast over eastern Quebec.

At 3:00 a.m. EDT today low 1002 mb located over Wisconsin.
By 3:00 a.m. EDT Wednesday low 1006 mb located over the St. Lawrence
River.

By 3:00 a.m. EDT Wednesday low 990 mb located over Hudson Bay.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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