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Marine Forecast

Issued 10:00 AM AST 05 December 2019

Today Tonight and Friday.

Wind light increasing to northwest 10 to 15 knots this afternoon then backing to westerly 20 near midnight. Wind westerly 20 Friday.

Showers or flurries ending this afternoon. Flurries Friday evening.

Temperatures near plus 2.


Issued 05:00 AM AST 05 December 2019
Today Tonight and Friday. Seas 1 metre or less.

Extended Forecast

Issued 03:00 AM AST 05 December 2019
Saturday Wind northwest 20 to 25 knots.
Sunday Wind northwest 15 knots backing to southwest 15 to 20.
Monday Wind southwest 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EST 4 December 2019 Today Tonight and Thursday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 4 December 2019 Today Tonight and Thursday

Ice Edge

Ice edge estimated from New Brunswick near 4630N 6440W to 4850N
6335W to 4850N 6110W to 5115N 5725W then northeastward. Sea ice
northwest of the ice edge.

Ice Coverage

Ice free.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 10:00 AM AST 5 December 2019 Today Tonight and Friday At 10:00 a.m. AST today low 990 mb located over eastern Banquereau.
By 8:00 p.m. AST tonight departing low 98 mb located over the
northeastern Grand Banks.

At 8:00 p.m. AST Friday approaching low 1014 mb located over
Cape Cod.

Marine Weather Statement

Issued 9:48 AM AST 5 December 2019 A low pressure system over Eastern Banquereau will track northeast to
lie over the Northeastern Grand Banks this evening. This low is
expected to bring gale force southwesterlies westerlies and
northwesterlies for Laurentian Fan and Banquereau.

Marine interests are advised that gale warnings are in effect for
Laurentian Fan - eastern half and Banquereau.

St. Lawrence - St. Lawrence River Area

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