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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 22 September 2026

Tonight and Wednesday.

Wind northwest 25 knots veering to north 15 to 20 near midnight then diminishing to north 10 to 15 Wednesday morning. Wind becoming light Wednesday afternoon.

Waves

Issued 06:00 AM NDT 22 September 2026
Today Tonight and Wednesday. Seas 1 to 2 metres building to 2 to 3 this afternoon then subsiding to 1 to 2 Wednesday morning.

Extended Forecast

Issued 03:30 PM NDT 22 September 2026
Thursday Wind light.
Friday Wind east 20 knots.
Saturday Wind east 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 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.

Iceberg Bulletin

Tail of the Grand Banks

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

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 22 September 2026 Tonight and Wednesday At 3:30 p.m. NDT today intensifying low 1002 mb located over the
northern Grand Banks.
By 3:30 p.m. NDT Wednesday low 970 mb located northeast of the
Marine District.

At 3:30 p.m. NDT today ridge located over Quebec.
By 3:30 p.m. NDT Wednesday ridge located on a line east-west over
the southern Grand Banks.

Marine Weather Statement

Issued 3:24 PM NDT 22 September 2026 A low pressure system over the Northern Grand Banks will intensify as
it tracks northeastward to lie northeast of the marine district
tonight. Strong to gale force north to northwesterlies in its wake
will diminish on Wednesday as the low moves away.

Marine interests are advised that gale warnings are in effect for
Funk Island Bank, Northern Grand Banks and Southeastern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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