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Cabot Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 08 November 2025

Today Tonight and Sunday.

Strong wind warning in effect.

Wind west 20 knots diminishing to southwest 15 early this morning then increasing to southerly 20 to 25 near noon. Wind veering to southwest 15 to 20 this evening then becoming northwest 15 near midnight. Wind increasing to northwest 20 Sunday morning then diminishing to northwest 15 Sunday evening.

Showers this afternoon and this evening. Fog patches forming this evening and dissipating near midnight.

Waves

Issued 05:00 AM AST 08 November 2025
Today Tonight and Sunday. Seas 2 to 3 metres subsiding to 1 to 2 this morning.

Extended Forecast

Issued 03:00 AM AST 08 November 2025
Monday Wind light increasing to southeast 25 knots in the morning and to southeast 35 late in the day.
Tuesday Wind southeast 40 knots diminishing to south 25.
Wednesday Wind west 40 knots diminishing to southwest 25 late in the day.

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 1:30 PM EST 7 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 8 Nov estimated from Newfoundland near
5026N 5623W to 5100N 4900W to 5300N 4900W to 5945N 5645W to 6030N
5330W to 5920N 5035W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait

Issued 03:00 AM AST 08 November 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 8 November 2025 Today Tonight and Sunday At 3:00 a.m. AST today low 992 mb located over southern Quebec.
By 3:00 a.m. AST Sunday low 1002 mb located over Newfoundland.

At 3:00 a.m. AST Sunday ridge located west of the Marine District.
By 8:00 p.m. AST Sunday ridge located over the central Marine
District.

At 8:00 p.m. AST Sunday approaching low 1006 mb located near the
East Coast of the U.S.

Marine Weather Statement

Issued 2:31 AM AST 8 November 2025 A low pressure system over Southern Quebec will track eastward
pushing a trough across the marine district today and tonight.
Strong to gale force south to southwest winds ahead of the trough
will shift to strong northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Georges Bank, southwestern shore, LaHave Bank, West Scotian Slope,
eastern shore, Sable - western half, Fourchu, East Scotian Slope
And Laurentian Fan.

Outlook for the start-up of the Southwest New Brunswick lobster
fishery.

Lfa 36
Sunday..Winds northwest 15 knots diminishing to light in the morning.
Winds increasing to east 15 knots in the evening. Seas less than
1 metre.

Lfa 38
Sunday..Winds northwest 15 knots diminishing to light in the morning.
Winds increasing to east 20 knots in the evening. Seas near 1 metre
subsiding to less than 1 metre in the morning. Seas building to near
1 metre in the evening.

Atlantic - Maritimes Area

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Marine Weather for Canada

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