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Marine Forecast

Issued 10:00 AM AST 03 March 2024

Today Tonight and Monday.

Wind southeast 25 knots diminishing to variable 10 to 15 this afternoon then becoming northeast 10 to 15 this evening. Wind increasing to north 20 to 25 late overnight then veering to northeast 25 to 30 Monday morning. Wind veering to southeast 20 to 25 Monday afternoon.

Periods of rain ending this evening. Fog patches dissipating Monday morning.


Issued 05:00 AM AST 03 March 2024
Today Tonight and Monday. Seas 3 to 4 metres subsiding to 3 Monday morning.

Extended Forecast

Issued 03:00 AM AST 03 March 2024
Tuesday Wind east 20 knots veering to southeasterly 15 to 20 in the afternoon.
Wednesday Wind southwest 20 to 25 knots diminishing to northwesterly 10 to 15.
Thursday Wind northeast 25 to 35 knots veering to east 35 to 45.

Ice Forecast

Issued 10:00 AM EST 3 March 2024 Today Tonight and Monday Open water. 

[ Canadian Ice Service ]

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Weather Conditions

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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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 3 March 2024 Today Tonight and Monday

Ice Edge

Ice edge estimated from Cape Breton near 4558N 5948W to 4622N 5930W
to 4717N 6013W to 4823N 6206W to 4942N 6018W to 5021N 5757W to 4831N
5931W to 4725N 5928W to Newfoundland near 4707N 5547W. Sea ice
southwest then north of the ice edge.

Ice Coverage

Open water.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 10:00 AM AST 3 March 2024 Today Tonight and Monday At 10:00 a.m. AST today low 1017 mb located over Cape Cod.
By 10:00 a.m. AST Monday departing low 1019 mb located over

At 3:30 p.m. AST today ridge located over Labrador.
By 3:30 p.m. AST Monday ridge located over the Gulf of St. Lawrence.

Marine Weather Statement

Issued 9:55 AM AST 3 March 2024 Marine interests are advised that freezing spray warnings are in
effect for Gulf - Magdalen, Chaleur - Miscou - eastern half, and
Anticosti - eastern half.

St. Lawrence - St. Lawrence River Area

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