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Cabot Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 12 July 2026

Tonight and Monday.

Strong wind warning in effect.

Wind northwest 15 knots diminishing to light near midnight then increasing to southerly 15 near noon Monday. Wind increasing to southwest 20 early Monday evening.

Waves

Issued 05:00 PM ADT 12 July 2026
Tonight and Monday. Seas 1 metre or less building to 1 to 2 Monday evening.

Extended Forecast

Issued 03:30 PM ADT 12 July 2026
Tuesday Wind southwest 25 knots.
Wednesday Wind southwest 25 knots veering to west 15 to 20.
Thursday Wind westerly 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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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 12 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Jul estimated from Newfoundland near
4805N 5255W to 4645N 4700W to 4700N 4530W to 4815N 4500W to 5200N
4900W to 5815N 5515W to 5800N 5340W to 5825N 4825W to 5745N 4550W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait

Issued 8:00 PM ADT 12 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 8:00 PM ADT 12 July 2026 Tonight and Monday At 8:00 p.m. ADT tonight ridge located on a line east-west over
the Gulf of Maine.
By 3:00 a.m. ADT Monday ridge located on a line east-west over
the southern Marine District.

At 10:00 a.m. ADT Monday trough located from Labrador to the
St. Lawrence River.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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