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Forecast

Marine Forecast

Issued 08:00 PM AST 17 February 2025

Tonight and Tuesday.

Storm warning in effect.

Wind west 50 knots diminishing to northwest 40 to 45 after midnight and to northwest 30 early Tuesday evening.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning after midnight.

Temperatures near minus 4.

Waves

Issued 05:00 PM AST 17 February 2025
Tonight and Tuesday. Seas 6 to 8 metres subsiding to 4 to 6 Tuesday afternoon.

Extended Forecast

Issued 03:30 PM AST 17 February 2025
Wednesday Wind northwest 30 knots.
Thursday Wind light increasing to northeast 25 knots.
Friday Wind north 30 knots diminishing to northwest 20.

Ice Forecast

Issued 10:00 AM EST 17 February 2025 Today Tonight and Tuesday Open water except 2 tenths grey ice along parts of the coast. Consolidated grey ice in a few bays. 

[ 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 EST 17 February 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from 4417N 6722W to 4300N 6530W to 4556N 5900W to
4718N 5902W to 4715N 5700W to 4630N 5630W to 4625N 5530W. Sea ice
north of the ice edge.

Ice Coverage

Open water except 2 tenths grey ice along parts of the coast.
Consolidated grey ice in a few bays.

Warnings

Warnings (In effect)

Storm warning in effect

Lurcher

Issued 8:00 PM AST 17 February 2025

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Freezing spray warning in effect

Lurcher

Issued 8:00 PM AST 17 February 2025

Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM AST 17 February 2025 Tonight and Tuesday At 8:00 p.m. AST tonight low 963 mb located over the Gulf of
St. Lawrence.
By 10:00 a.m. AST Tuesday low 969 mb located northeast of
Newfoundland.

Marine Weather Statement

Issued 7:53 PM AST 17 February 2025 An intense low pressure system over the Gulf of St. Lawrence will
continue tracking northeastward tonight to lie northeast of
Newfoundland Tuesday morning. Gale to storm force westerly winds will
begin to gradually diminish late in the day on Tuesday as the low
pulls away from the region.

Marine interests are advised that storm warnings are in effect for
all waters except Fundy, Grand Manan, Banquereau, Cabot Strait -
southern half, Northumberland Strait - eastern half, Gulf - Magdalen
- northern half and Anticosti. Gale warnings are in effect for all
remaining waters except Anticosti northeastern half.

Freezing spray warnings are in effect for all regions with open water
except Georges Bank, West Scotian Slope, East Scotian Slope,
Laurentian Fan and Anticosti.

St. Lawrence - St. Lawrence River Area

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