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Cabot Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 22 September 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind northerly 25 knots diminishing to northerly 15 to 20 late overnight and to light Wednesday morning. Wind becoming northwesterly 15 early Wednesday evening.

Waves

Issued 05:00 PM ADT 22 September 2026
Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 or less Wednesday afternoon.

Extended Forecast

Issued 03:30 PM ADT 22 September 2026
Thursday Wind west 15 knots.
Friday Wind west 15 knots diminishing to light.
Saturday Wind light becoming east 15 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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 22 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 23 Sep estimated from Newfoundland near
4930N 5510W to 5130N 5330W to 5400N 5330W to 6000N 5800W to 6125N
5435W to 5905N 4745W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait

Issued 8:00 PM ADT 22 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 8:00 PM ADT 22 September 2026 Tonight and Wednesday At 8:00 p.m. ADT tonight quasi-stationary ridge located over the
Maritimes extending eastward.

At 8:00 p.m. ADT tonight quasi-stationary low 1012 mb located east
of Cape Hatteras.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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