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Forecast

Marine Forecast

Issued 03:00 AM AST 09 December 2024

Today Tonight and Tuesday.

Wind northwest 25 knots diminishing to northwest 15 early this morning and to light late this morning. Wind increasing to east 15 this evening and to east 25 overnight. Wind diminishing to variable 15 to 20 Tuesday afternoon and to light Tuesday evening.

Periods of rain overnight and Tuesday.

Waves

Issued 05:00 AM AST 09 December 2024
Today Tonight and Tuesday. Seas 2 to 3 metres subsiding to 1 to 2 this morning then building to 2 to 3 Tuesday morning. Seas subsiding to 1 to 2 Tuesday evening.

Extended Forecast

Issued 03:00 AM AST 09 December 2024
Wednesday Wind south 15 knots increasing to south 30 in the afternoon.
Thursday Wind south 40 to 50 knots diminishing to southwest 30.
Friday Wind southwest 30 knots diminishing to northwest 15 late in the day.

Ice Forecast

Issued 10:00 AM EST 8 December 2024 Today Tonight and Monday Ice free. 

[ 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 8 December 2024 Today Tonight and Monday

Ice Edge

First ice edge estimated from Nova Scotia near 4541N 6220W to Prince
Edward Island near 4627N 6158W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4626N 6308W
to 4729N 6428W to 4838N 6357W to Gaspe Peninsula near 4851N 6412W.
Sea ice west of the ice edge.

Third ice edge estimated from Quebec near 4845N 6750W to 4853N 6830W
to 4959N 6512W to 4942N 6429W to Anticosti Island near 4946N 6417W.
Sea ice north of the ice edge.

Fourth ice edge estimated from Anticosti Island near 4956N 6403W to
4958N 6010W to Quebec near 5126N 5733W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 9 December 2024 Today Tonight and Tuesday At 3:00 a.m. AST today low 999 mb located over Newfoundland.
By 8:00 p.m. AST tonight departing low 988 mb located near
Labrador Coast.

At 10:00 a.m. AST Tuesday approaching low 1017 mb located near
Cape Cod.

At 3:30 p.m. AST today ridge located over Quebec.
By 3:00 a.m. AST Tuesday ridge located on a line northwest-southeast
over the Marine District.

Marine Weather Statement

Issued 2:41 AM AST 9 December 2024 A low pressure system over Newfoundland will continue to track
northeastward today departing the region. Strong to gale force
northwest winds will gradually diminish tonight.

Marine interests are advised that gale warnings are in effect for
Cabot Strait, Gulf-Magdalen - northeastern half and Anticosti.
Freezing spray warnings are in effect for Northumberland Strait -
western half, Chaleur-Miscou, and Anticosti.

St. Lawrence - St. Lawrence River Area

Another Region

Marine Weather for Canada

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