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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 11 October 2026

Today Tonight and Monday.

Wind south 10 knots becoming light early this evening then becoming northeast 15 Monday evening.

Scattered showers this evening and Monday evening.

Extended Forecast

Issued 03:00 AM EDT 11 October 2026
Tuesday Wind light becoming northeast 15 knots late in the day.
Wednesday Wind northeast 15 knots diminishing to light.
Thursday Wind light.

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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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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 11 October 2026 Today Tonight and Monday At 10:30 a.m. EDT today Post-tropical Storm Isaias 1012 mb located
over Arkansas.
By 10:30 a.m. EDT Monday departing low 1005 mb located south of
Nova Scotia.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over northern Ontario.
By 10:30 a.m. EDT Monday trough located on a line east-west over
northeastern Ontario.

By 10:30 a.m. EDT Monday ridge located on a line northeast-southwest
over southern Ontario.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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