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Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 22 January 2020

Today Tonight and Thursday.

Wind light increasing to southwest 10 to 15 knots this evening and to southwest 20 Thursday morning. Wind veering to west 10 to 15 Thursday evening.

Temperatures minus 4 rising to plus 5 Thursday morning.

Waves

Issued 05:00 AM AST 22 January 2020
Today Tonight and Thursday. Seas 1 metre or less building to 2 Thursday morning.

Extended Forecast

Issued 03:00 AM AST 22 January 2020
Friday Wind northeast 15 to 20 knots.
Saturday Wind east 15 knots increasing to easterly 25.
Sunday Wind southeast 25 to 35 knots becoming west 25.

Ice Forecast

Issued 10:00 AM EST 21 January 2020 Today Tonight and Wednesday 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 21 January 2020 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Cape Breton Island near 4650N 6020W to 4710N
6015W to 4840N 6150W to 5020N 5805W to 4750N 5950W to 4725N 5920W to
Newfoundland near 4720N 5515W. Sea ice west then east then north of
the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 22 January 2020 Today Tonight and Thursday At 3:00 a.m. AST today quasi-stationary ridge located on a line
northeast-southwest over the Maritimes.

At 3:30 p.m. AST today low 1010 mb located south of Laurentian Fan.
By 8:00 p.m. AST tonight low 1002 mb located over the southern
Grand Banks.

At 10:00 a.m. AST Thursday trough located over northern Quebec.
By 8:00 p.m. AST Thursday trough located north of the Gaspe
Peninsula.

Marine Weather Statement

Issued 2:45 AM AST 22 January 2020 A high pressure system will remain stationary over southern waters
today and Thursday. A weak low pressure system will pass south of the
region today bringing moderate to strong northeasterlies over eastern
portions of the Scotian Slope and Laurentian Fan. On Thursday, a
through will approach the Northern Gulf of St. Lawrence bringing
strong southwesterlies over northern waters. Winds will shift to
west-northwest Thursday evening.

Marine interests are advised that a freezing spray warning is in
effect for Anticosti.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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