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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 11 February 2026

Tonight and Thursday.

Wind northeast 20 knots increasing to north 25 to 30 late overnight then backing to northwest 30 early Thursday evening.

Snow changing to scattered flurries Thursday morning. Visibility 1 mile or less in precipitation.

Temperatures near minus 4.

Extended Forecast

Issued 03:30 PM AST 11 February 2026
Friday Wind westerly 25 knots diminishing to northwest 15 late in the day.
Saturday Wind west 15 knots becoming variable 10 to 15.
Sunday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EST 11 February 2026 Today Tonight and Thursday 9 tenths grey-white ice including 3 tenths first-year ice. Consolidated first-year ice along parts of the coasts. 

[ 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

9 tenths grey-white ice including 3 tenths first-year ice.
Consolidated first-year ice along parts of the coasts.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM AST 11 February 2026 Tonight and Thursday At 8:00 p.m. AST tonight deepening low 988 mb located over LaHave
Bank.
By 10:00 a.m. AST Thursday low 984 mb located over Banquereau.

At 8:00 p.m. AST Thursday departing low 984 mb located over
Newfoundland.

Marine Weather Statement

Issued 7:48 PM AST 11 February 2026 A low pressure system over LaHave Bank will continue to deepen as it
passes south of Nova Scotia tonight. Strong to gale force east to
southeast winds ahead of and north of the track of the low shift to
strong to gale force westerlies south of it. Strong to gale force
northwesterlies increase over northern areas tomorrow afternoon.

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

St. Lawrence - St. Lawrence River Area

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