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Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 12 February 2026

Today Tonight and Friday.

Wind northerly 20 knots backing to northwest 15 near noon Friday.

Snow ending early this morning. Visibility 1 mile or less in snow.

Temperatures near minus 1.

Waves

Issued 05:00 AM AST 12 February 2026
Today Tonight and Friday. Seas 1 to 2 metres subsiding to 1 or less Friday evening.

Extended Forecast

Issued 03:00 AM AST 12 February 2026
Saturday Wind west 15 knots.
Sunday Wind northwest 25 to 30 knots.
Monday Wind variable 15 knots.

Ice Forecast

Issued 10:00 AM EST 11 February 2026 Today Tonight and Thursday Open water. Consolidated grey-white ice in a few sheltered bays. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EST 11 February 2026 Today Tonight and Thursday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4600N 5845W to 4715N 5915W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

Open water. Consolidated grey-white ice in a few sheltered bays.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 12 February 2026 Today Tonight and Friday At 3:00 a.m. AST today low 984 mb located over Eastern Shore.
By 3:30 p.m. AST today low 982 mb located south of Newfoundland.

At 3:00 a.m. AST Friday departing low 980 mb located northeast
of Newfoundland.

At 3:30 p.m. AST Friday ridge located over the eastern United
States.

Marine Weather Statement

Issued 2:44 AM AST 12 February 2026 A low pressure system over eastern shore will continue to move
northeastward towards Newfoundland today and depart into the Labrador
Sea Friday morning. Strong to gale force east to southeast winds
ahead of the low shift to strong to gale force westerlies south of
it. Strong to gale force northwesterlies increase over northern areas
this afternoon.

Marine interests are advised that gale warnings are in effect for
LaHave Bank, West Scotian Slope, eastern shore, Sable, East Scotian
Slope, Fourchu, Banquereau, Laurentian Fan, Cabot Strait,
Northumberland Strait - eastern half, Gulf-Magdalen, and Anticosti.

Marine interest are also advised that freezing spray warnings are in
effect for Gulf-Magdalen and Anticosti.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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