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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 01 March 2021

Today Tonight and Tuesday.

Gale warning in effect.

Wind light increasing to southeasterly 25 knots early this morning then diminishing to variable 15 this evening. Wind increasing to westerly 40 after midnight. Wind westerly 40 Tuesday.

Snow or rain beginning near noon changing to flurries after midnight. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Over open water freezing spray beginning overnight.

Temperatures minus 5 rising to zero this afternoon then falling to minus 12 Tuesday morning.

Extended Forecast

Issued 03:00 AM AST 01 March 2021
Wednesday Wind westerly 25 to 35 knots.
Thursday Wind west 25 knots diminishing to west 15 to 20.
Friday Wind west 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EST 28 February 2021 Today Tonight and Monday 2 tenths grey-white ice except 9 plus tenths grey-white ice along the western and southern coasts of Prince Edward Island. 

[ Canadian Ice Service ]

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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 28 February 2021 Today Tonight and Monday

Ice Edge

Ice edge estimated from Cape Breton near 4702N 6024W to 4801N 6117W
to 4801N 6258W to 4915N 6100W to 5003N 5814W to Newfoundland near
4833N 5912W. Sea ice southwest then north then east of the ice edge.

Ice Coverage

2 tenths grey-white ice except 9 plus tenths grey-white ice along
the western and southern coasts of Prince Edward Island.

Warnings

Warnings (In effect)

Gale warning in effect

Northumberland Strait - western half

Issued 03:00 AM AST 01 March 2021

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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

Northumberland Strait - western half

Issued 03:00 AM AST 01 March 2021

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 3:00 AM AST 1 March 2021 Today Tonight and Tuesday At 3:00 a.m. AST today ridge located over the central Marine
District.
By 3:30 p.m. AST today departing ridge located over Laurentian Fan.

At 3:30 p.m. AST today deepening low 993 mb located over the Gulf
of Maine.
By 10:00 a.m. AST Tuesday low 966 mb located near Anticosti Island.

Marine Weather Statement

Issued 2:50 AM AST 1 March 2021 An area of low pressure will develop over the Gulf of Maine this
afternoon and intensify tonight as it moves to lie near Anticosti
Island Tuesday morning. Winds will increase to strong to gale force
southeasterlies ahead of the low then shift to gale to storm force
northwesterlies in its wake.

Marine interests are advised that storm warnings are in effect for
Cabot Strait, Gulf-Magdalen, Chaleur-Miscou and
Anticosti-western-half. Gale warnings are in effect for all remaining
waters. Freezing spray warnings are in effect for all waters except
Anticosti-eastern-half.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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