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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 13 September 2026

Tonight and Monday.

Strong wind warning in effect.

Wind southwesterly 20 knots diminishing to variable 10 to 15 early Monday morning then becoming westerly 15 near noon Monday. Wind increasing to northwest 25 Monday evening.

Periods of rain overnight and Monday. Fog patches forming overnight and dissipating Monday afternoon.

Extended Forecast

Issued 03:30 PM ADT 13 September 2026
Tuesday Wind northwesterly 20 knots diminishing to light in the afternoon.
Wednesday Wind southwest 15 to 20 knots.
Thursday Wind northwest 15 to 20 knots diminishing to light.

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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

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 3:30 PM ADT 13 September 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 13 September 2026 Tonight and Monday At 3:30 p.m. ADT today trough located from Quebec to New England.
By 3:30 p.m. ADT Monday trough located from Anticosti Island to
East Scotian Slope.

At 8:00 p.m. ADT Monday approaching ridge located over southern
Ontario.

Atlantic - Maritimes Area

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Marine Weather for Canada

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