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Northumberland Strait

Forecast

Marine Forecast

Issued 03:30 PM ADT 18 October 2021

Tonight and Tuesday.

Strong wind warning in effect.

Wind west 15 knots increasing to west 20 late this evening then diminishing to variable 10 to 15 Tuesday afternoon.

Extended Forecast

Issued 03:30 PM ADT 18 October 2021
Wednesday Wind northwest 15 knots.
Thursday Wind northwest 15 to 20 knots.
Friday Wind southeast 15 to 20 knots increasing to southeast 20 to 25.

Ice Forecast

Issued 10:00 AM EDT 25 April 2021 Forecasts available to mariners upon request. 

[ 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 EDT 25 April 2021

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 3:30 PM ADT 18 October 2021

'Strong' winds of 20 to 33 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.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 18 October 2021 Tonight and Tuesday At 3:30 p.m. ADT today cold front located from Anticosti Island
to Laurentian Fan.
By 3:00 a.m. ADT Tuesday departing cold front located from Anticosti
Island to Banquereau.

At 3:00 a.m. ADT Tuesday trough located on a line
northeast-southwest over Georges Bank.
By 3:30 p.m. ADT Tuesday trough located over East Scotian Slope.

Marine Weather Statement

Issued 3:20 PM ADT 18 October 2021 A cold front extending from Anticosti Island to Laurentian Fan will
sweep northeast to lie east-west over Anticosti Island on Tuesday
morning. Strong to gale force southeasterlies ahead of the front will
gradually diminish this afternoon and evening.

Marine interests are advised that gale warnings are in effect for
Banquereau - eastern half and Cabot Strait - northern half.

Waterspouts are possible this afternoon or this evening for Georges
Bank and West Scotian Slope. They are expected to expand eastward
into East Scotian Slope on Tuesday. They may produce intense and
highly variable wind gusts.

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