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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 22 April 2026

Today Tonight and Thursday.

Wind light becoming variable 10 to 15 knots this afternoon. Wind variable 10 to 15 tonight and Thursday.

Scattered flurries overnight and Thursday morning.

Temperatures near minus 1.

Extended Forecast

Issued 03:00 AM ADT 22 April 2026
Friday Wind light increasing to northerly 20 knots in the afternoon.
Saturday Wind northerly 20 knots.
Sunday Wind north 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 22 April 2026 Today Tonight and Thursday Open water. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Airport Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 22 April 2026 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Cape Breton Island near 4702N 6025W to 4746N
6117W to 4730N 6400W to 4900N 6330W to 4845N 6145W to 5045N 5800W to
4830N 5930W to Newfoundland near 4806N 5905W. Sea ice southwest then
northeast of the ice edge.

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 22 April 2026 Today Tonight and Thursday At 10:00 a.m. ADT today low 1004 mb located east of Laurentian Fan.
By 3:00 a.m. ADT Thursday low 1000 mb located northeast of
Newfoundland.

At 10:00 a.m. ADT today ridge located from Anticosti Island to
Georges Bank.
By 3:00 a.m. ADT Thursday ridge located from Anticosti Island to
East Scotian Slope.

At 8:00 p.m. ADT Thursday approaching low 991 mb located south of
Laurentian Fan.

Marine Weather Statement

Issued 9:46 AM ADT 22 April 2026 Late on Thursday, a low pressure system will intensify and approach
southeastern waters. Strong to possibly gale force northeasterlies
are likely over Laurentian Fan Thursday evening.

Marine interests are advised that all gale warnings have been ended.

Atlantic - Maritimes Area

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Marine Weather for Canada

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