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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 10 October 2026

Today Tonight and Sunday.

Gale warning in effect.

Wind northwest 35 knots diminishing to northwest 25 this evening. Wind northwest 25 Sunday.

Showers. Risk of thunderstorms late this morning and this afternoon.

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 03:00 AM NDT 10 October 2026
Monday Wind west 25 to 35 knots.
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 9 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 10 Oct estimated from Newfoundland near
4933N 5430W to 5100N 5300W 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 9 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 10 Oct estimated from Newfoundland near
4933N 5430W to 5100N 5300W 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 10:00 AM 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 10:00 AM NDT 10 October 2026 Today Tonight and Sunday At 10:00 a.m. NDT today trough located on a line east-west over
the Great Northern Peninsula.
By 10:00 a.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 10:00 AM NDT 10 October 2026 A trough of low pressure will swing southeastwards across the
district today and 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

Another Region

Marine Weather for Canada

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