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Anticosti - eastern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 18 March 2025

Tonight and Wednesday.

Wind northeast 15 knots increasing to northeast 20 late overnight then diminishing to northeast 10 to 15 near noon Wednesday.

Temperatures near minus 2.

Waves

Issued 05:00 PM ADT 18 March 2025
Tonight and Wednesday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:30 PM ADT 18 March 2025
Thursday Wind southeast 20 knots veering to south 25 in the afternoon.
Friday Wind southeast 20 knots.
Saturday Wind variable 15 knots increasing to northwest 30.

Ice Forecast

Issued 10:00 AM EDT 18 March 2025 Today Tonight and Wednesday Open water except 7 tenths grey ice along the Quebec coast in the northeastern section. Consolidated first-year ice in a few bays in the northeastern section. 

[ Canadian Ice Service ]

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Map of St. Lawrence - St. Lawrence River marine weather areas Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport L'Isle-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 Charlo Miramichi Fundy Park (Alma) Grand Manan Kouchibouguac 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 EDT 18 March 2025 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from New Brunswick near 4523N 6527W to
4515N 6515W to 4430N 6615W to Nova Scotia near 4407N 6612W. Sea ice
east of the ice edge.

Second ice edge estimated from Nova Scotia near 4430N 6332W to 4515N
5830W to 4715N 5700W to Newfoundland near 4707N 5538W. Sea ice north
of the ice edge.

Ice Coverage

Open water except 7 tenths grey ice along the Quebec coast in the
northeastern section. Consolidated first-year ice in a few bays in
the northeastern section.

 

Iceberg Bulletin

Issued 3:35 PM EDT 18 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 19 Mar estimated from Newfoundland near
4643N 5307W to 4650N 4700W to 5100N 4620W to 5400N 4700W to 5900N
5620W to 6020N 5530W to 5715N 4235W then eastwards.

Western iceberg limit at 0000 UTC 19 Mar estimated from Quebec near
5045N 5925W to Newfoundland near 4920N 5745W.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 18 March 2025 Tonight and Wednesday At 8:00 p.m. ADT tonight trough located from Georges Bank to
Fourchu then to Newfoundland.
By 3:00 a.m. ADT Wednesday trough located from West Scotian Slope
to Banquereau.

At 3:30 p.m. ADT Wednesday departing trough located from East
Scotian Slope to Banquereau.

Marine Weather Statement

Issued 9:49 AM ADT 18 March 2025 A trough of low pressure extending from Browns Bank to Cabot Strait
will move slowly southeastward to lie from East Scotian Slope to
Banquereau by Wednesday afternoon.

Northeast winds in the wake of the low are no longer expected to
approach gale force.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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