Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 09:27 AM EDT 20 April 2019

Today Tonight and Sunday.

Wind northeast 15 to 25 knots diminishing to east 10 to 15 this evening then becoming southwest 10 to 15 Sunday morning. Wind diminishing to light Sunday evening.

Showers ending this evening. Risk of thunderstorms this afternoon. Mist forming this evening and dissipating Sunday morning. Visibility as low as 1 mile in showers and in mist.

Extended Forecast

Issued 06:00 AM EDT 20 April 2019
Monday Wind northeast 10 to 20 knots.
Tuesday Wind northeast 10 to 20 knots.
Wednesday Wind northeast 15 to 20 knots.

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Map of St. Lawrence - St. Lawrence River marine weather areas 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
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Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 20 April 2019 Today Tonight and Sunday At 3:00 a.m. EDT today high 1017 mb located east of James Bay.
By 8:00 p.m. EDT tonight departing high 1027 mb located near the
Strait of Belle Isle.

At 3:00 a.m. EDT today low 994 mb located south of Lake Erie.
By 2:00 a.m. EDT Sunday dissipating low 1006 mb located near
Lake Ontario.

At 2:00 a.m. EDT Sunday trough located on a line northeast-southwest
over western Lake Saint-Jean.
By 8:00 p.m. EDT Sunday trough located on a line northeast-southwest
over Saguenay River.

St. Lawrence - St. Lawrence River Area

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