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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 16 July 2026

Tonight and Friday.

Wind northwest 10 knots becoming light near midnight. Wind light Friday.

Extended Forecast

Issued 06:30 PM EDT 16 July 2026
Saturday Wind light becoming southwest 15 knots in the morning then diminishing to light late in the day.
Sunday Wind light.
Monday Wind light.

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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

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 16 July 2026 Tonight and Friday At 6:30 p.m. EDT tonight ridge located on a line northwest-southeast
over northern Ontario.
By 6:30 p.m. EDT Friday ridge located on a line north-south over
eastern Lake Ontario.

At 6:30 p.m. EDT tonight low 1007 mb located over South Dakota.
By 6:30 p.m. EDT Friday low 1007 mb located over Lake Superior.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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