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Kingston to Cornwall


Marine Forecast

Issued 03:00 AM EDT 31 July 2021

Today Tonight and Sunday.

Wind light becoming southwest 10 knots near noon then becoming light overnight. Wind light Sunday.

Scattered showers overnight and Sunday with a risk of thunderstorms.

Extended Forecast

Issued 03:00 AM EDT 31 July 2021
Monday Wind light becoming southwest 15 knots in the afternoon.
Tuesday Wind southwest 15 knots.
Wednesday Wind light.

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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport Île aux-Grues Lac Saint-Pierre Montréal-Trudeau Int'l Airport Saint-Hubert Airport Lac Memphrémagog Sainte-Anne-de-Bellevue Saint-Anicet Baie-Comeau Airport Cap-Rouge Île Rouge Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat CFB Bagotville Jonquière Mistook Normandin Roberval Airport Bas Caraquet Bathurst Airport Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac Miscou Island Greater Moncton Roméo LeBlanc Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape
buoy Buoy
land station Land Station
Ice Conditions

There is no ice forecast issued for this area.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EDT 31 July 2021 Today Tonight and Sunday At 3:00 a.m. EDT today high 1021 mb located over Illinois.
By 3:00 a.m. EDT Sunday high 1018 mb located over Pennsylvania.

At 3:00 a.m. EDT today low 1012 mb located over northwestern
By 3:00 a.m. EDT Sunday low 1008 mb located over central Lake Huron.

By 3:00 a.m. EDT Sunday building ridge located on a line
northeast-southwest over South Dakota.

St. Lawrence - St. Lawrence River Area

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