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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 11 August 2026

Tonight and Wednesday.

Wind variable 10 to 15 knots increasing to northwest 15 to 20 late this evening then diminishing to light Wednesday afternoon.

Showers and fog patches ending Wednesday morning. Risk of thunderstorms late this afternoon and this evening.

Extended Forecast

Issued 03:30 PM ADT 11 August 2026
Thursday Wind southwest 10 to 15 knots.
Friday Wind variable 15 knots increasing to northwest 25.
Saturday Wind northwest 25 knots.

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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 3:30 PM ADT 11 August 2026 Tonight and Wednesday At 3:30 p.m. ADT today trough located from Northumberland Strait
to West Scotian Slope.
By 3:00 a.m. ADT Wednesday trough located from Anticosti Island
to Laurentian Fan.

At 8:00 p.m. ADT Wednesday departing trough located over the
Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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