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Anticosti - eastern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 17 November 2025

Today Tonight and Tuesday.

Wind northeast 30 knots except south 20 over southern sections. Wind diminishing to south 15 to 20 early this afternoon then veering to southwesterly 10 to 15 this evening. Wind increasing to southwest 30 after midnight then veering to westerly 25 Tuesday afternoon.

Rain changing to scattered showers this afternoon.

Waves

Issued 05:00 AM AST 17 November 2025
Today Tonight and Tuesday. Seas 3 to 4 metres subsiding to 2 to 3 near noon and to 1 to 2 this evening. Seas building to 2 to 3 after midnight.

Extended Forecast

Issued 03:00 AM AST 17 November 2025
Wednesday Wind west 30 knots.
Thursday Wind west 20 knots.
Friday Wind south 15 knots increasing to southeast 35.

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

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 1:30 PM EST 17 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 18 Nov estimated from Newfoundland near
5009N 5609W to 5015N 5030W to 5100N 4915W to 5445N 5030W to 5945N
5730W to 6100N 5310W to 6000N 4940W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM AST 17 November 2025 Today Tonight and Tuesday At 10:00 a.m. AST today low 974 mb located over the western Gulf
of St. Lawrence.
By 3:00 a.m. AST Tuesday low 978 mb located over Labrador.

Marine Weather Statement

Issued 9:29 AM AST 17 November 2025 A low pressure system over the Western Gulf of St. Lawrence will
slowly track eastward today before moving northward into Labrador
Tuesday morning. Strong to gale force westerlies are forecast across
the marine district as the low progresses northward.

Marine interests are advised that gale warnings are in effect for all
waters except Northumberland Strait - western half. Gulf-Magdalen -
western half, Chaleur-Miscou and Anticosti - eastern half.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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