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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 10 October 2026

Tonight and Sunday.

Gale warning in effect.

Wind northwest 35 knots diminishing to northwest 25 late overnight. Wind northwest 25 Sunday.

Showers.

Waves

Issued 06:00 AM NDT 10 October 2026
Today Tonight and Sunday. Seas 3 to 5 metres subsiding to 2 to 3 Sunday evening.

Extended Forecast

Issued 03:30 PM NDT 10 October 2026
Monday Wind west 25 knots increasing to southwest 25 to 35 in the afternoon then diminishing to variable 15 to 20 late in the day.
Tuesday Wind northeast 25 to 35 knots.
Wednesday Wind light increasing to southeast 25 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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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 10 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 11 Oct estimated from Newfoundland near
4925N 5400W to 5100N 5230W to 5345N 5100W to 5430N 5100W to 6000N
5800W to 6050N 5615W to 5945N 5340W to 6000N 5000W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 10 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 11 Oct estimated from Newfoundland near
4925N 5400W to 5100N 5230W to 5345N 5100W to 5430N 5100W to 6000N
5800W to 6050N 5615W to 5945N 5340W to 6000N 5000W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 3:30 PM NDT 10 October 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 NDT 10 October 2026 Tonight and Sunday At 3:30 p.m. NDT today trough located on a line east-west over
northeastern Newfoundland.
By 3:30 p.m. NDT Sunday trough located southeast of the Grand Banks.

At 10:00 a.m. NDT Sunday approaching ridge located over the
Maritimes.

Marine Weather Statement

Issued 3:28 PM NDT 10 October 2026 A trough of low pressure will continue to swing southeastwards across
the district tonight before departing to the southeast on Sunday, as
a ridge of high pressure slowly builds towards the district from the
west. Strong to gale force northwesterlies will persist over most
waters between these features.

Marine interests are advised that gale warnings are in effect for
Belle Isle Bank, Funk Island Bank, and the Southern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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