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Northumberland Strait - western half

Forecast

Marine Forecast

Issued 03:00 AM AST 27 February 2021

Today Tonight and Sunday.

Wind southwest 15 knots increasing to southerly 20 to 25 near noon then backing to southeast 15 to 20 near midnight. Wind diminishing to light overnight then increasing to northwest 25 Sunday morning. Wind diminishing to northwest 15 Sunday afternoon and to light Sunday evening.

Snow tonight. Visibility 1 mile or less in snow.

Temperatures minus 11 rising to zero Sunday afternoon then falling to minus 10 Sunday evening.

Extended Forecast

Issued 03:00 AM AST 27 February 2021
Monday Wind southeast 25 to 30 knots increasing to southeast 35 in the afternoon.
Tuesday Wind westerly 35 knots.
Wednesday Wind westerly 35 knots.

Ice Forecast

Issued 10:00 AM EST 26 February 2021 Today Tonight and Saturday 9 tenths grey ice including 2 tenths grey-white ice except 9 plus tenths grey-white ice in the eastern section and along the western coast of Prince Edward Island. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of St. Lawrence - St. Lawrence River marine weather areas West Bay of Fundy - 44490 Mont-Louis - 45138 Lake Nipissing - 45152 North Bay Airport Beauport Deschambault Île d'Orléans L'Assomption Trois-Rivières Airport Île 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 Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan 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 26 February 2021 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Cape Breton near 4615N 6000W to 4710N 6015W
to 4700N 6105W to 4935N 6130W to 4950N 5820W to 4810N 5935W to 4725N
5920W to Newfoundland near 4730N 5610W. Sea ice west then north then
east of the ice edge.

Ice Coverage

9 tenths grey ice including 2 tenths grey-white ice except 9 plus
tenths grey-white ice in the eastern section and along the western
coast of Prince Edward Island.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM AST 27 February 2021 Today Tonight and Sunday At 10:00 a.m. AST today ridge located over the central Marine
District.
By 8:00 p.m. AST tonight departing ridge located east of the
Marine District.

At 8:00 p.m. AST tonight low 1010 mb located over southern Maine.
By 10:00 a.m. AST Sunday intensifying low 995 mb located near Port
aux Basques.

Marine Weather Statement

Issued 9:48 AM AST 27 February 2021 A low pressure system will develop over Southern Maine this evening
and intensify as it tracks eastward across the marine district
tonight and Sunday. Strong to gale force southerly winds will develop
ahead of the low tonight, shifting to strong to gale force west to
northwesterlies in its wake.

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

St. Lawrence - St. Lawrence River Area

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