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Northumberland Strait - eastern half

Forecast

Marine Forecast

Issued 03:00 AM ADT 17 August 2026

Today Tonight and Tuesday.

Wind southerly 10 to 15 knots increasing to southerly 15 to 20 this afternoon then diminishing to light Tuesday morning. Wind increasing to southeast 15 to 20 Tuesday evening.

Periods of rain and fog patches Tuesday evening.

Extended Forecast

Issued 03:00 AM ADT 17 August 2026
Wednesday Wind southeasterly 20 knots diminishing to variable 10 to 15 in the afternoon.
Thursday Wind variable 10 to 15 knots diminishing to light.
Friday Wind light becoming southerly 15 knots late in the day.

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Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts 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 19 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 17 August 2026 Today Tonight and Tuesday At 3:00 a.m. ADT today quasi-stationary ridge located over the
southeastern Marine District.

At 3:00 a.m. ADT today trough located over the Great Lakes.
By 3:30 p.m. ADT today trough located from Quebec to New England.

At 3:00 a.m. ADT Tuesday building low located near Cape Cod.
By 3:30 p.m. ADT Tuesday low 1008 mb located west of Browns Bank.

Atlantic - Maritimes Area

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