Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EDT 23 March 2017

Today Tonight and Friday

Wind westerly 10 to 15 knots becoming light early this evening then becoming southeast 10 to 15 Friday morning. Wind becoming light Friday evening.

Snow beginning Friday morning changing to rain Friday evening. Visibility as low as 1 mile in precipitation.

High today minus 1. Low tonight minus 6. High Friday plus 2.

Extended Forecast

Issued 06:00 AM EDT 23 March 2017
Saturday Wind northerly 15 knots.
Sunday Wind northeast 15 knots.
Monday Wind east 15 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 L'Assomption Trois-Rivières Airport Saint-Hubert Airport Baie-Comeau Airport Cap-Rouge Pointe de l'Islet Sept-Îles Airport Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier 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 Int'l Airport Point Lepreau Saint John Airport St. Stephen Brier Island Yarmouth Airport North Cape Île d'Orléans Île aux-Grues Lac Saint-Pierre Lac Memphremagog Sainte-Anne-de-Bellevue Saint-Anicet Île Rouge Pointe Claveau Pointe-des-Monts Pointe-Noire Île Bicquette Cap-Chat Montréal-Trudeau Int'l Airport
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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 23 March 2017 Today Tonight and Friday At 3:00 a.m. EDT today intensifying low 998 mb located south
of Newfoundland.
By 8:00 p.m. EDT tonight departing low 982 mb located over
Labrador Sea.

At 3:00 a.m. EDT today ridge located on a line north-south over
Lake Erie.
By 8:00 p.m. EDT Friday ridge located on a line north-south over
Newfoundland.

At 8:00 p.m. EDT tonight trough located on a line
northeast-southwest over western Ontario.
By 8:00 p.m. EDT Friday trough located from Labrador to Lake Huron.

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