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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 14 July 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 20 to 25 knots diminishing to westerly 15 after midnight then increasing to southwest 20 Wednesday evening.

Showers or thunderstorms tonight. Showers Wednesday evening with a risk of thunderstorms.

Extended Forecast

Issued 03:30 PM ADT 14 July 2026
Thursday Wind west 15 knots.
Friday Wind westerly 15 to 20 knots.
Saturday Wind west 15 to 20 knots.

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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 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 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 6:40 PM ADT 14 July 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 14 July 2026 Tonight and Wednesday At 3:30 p.m. ADT today trough located from Labrador to New England.
By 8:00 p.m. ADT tonight intensifying trough located from Anticosti
Island to the Gulf of Maine.

At 3:30 p.m. ADT Wednesday trough located over Newfoundland to
Georges Bank.

Marine Weather Statement

Issued 3:17 PM ADT 14 July 2026 A trough of low pressure northwest of the region will intensify as it
tracks across the Maritimes tonight to lie over southeastern waters
Wednesday afternoon. Strong southwest winds will strengthen to gale
force over southeastern waters on Wednesday ahead of the approaching
trough.

Marine interests are advised that gale warnings are in effect for
Georges Bank, West Scotian Slope, Sable, East Scotian Slope,
Banquereau, and Laurentian Fan.

Atlantic - Maritimes Area

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Marine Weather for Canada

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