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Southeastern Grand Banks

Forecast

Marine Forecast

Issued 08:00 PM NDT 12 September 2026

Tonight and Sunday.

Wind northwest 15 to 20 knots diminishing to variable 10 to 15 near midnight. Wind variable 10 to 15 Sunday.

Showers this evening.

Waves

Issued 06:00 PM NDT 12 September 2026
Tonight and Sunday. Seas 2 to 3 metres.

Extended Forecast

Issued 03:30 PM NDT 12 September 2026
Monday Wind south 20 knots increasing to south 25 to 35 in the afternoon.
Tuesday Wind south 25 knots diminishing to variable 15 to 20.
Wednesday Wind southwest 15 to 20 knots.

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Weather Conditions

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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

Southeastern 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

Southeastern Grand Banks

Issued 2:30 PM EDT 12 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Sep estimated from Newfoundland near
4930N 5510W to 5445N 5145W to 6000N 5730W to 6130N 5420W to 5850N
4610W then northeastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 12 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Sep estimated from Newfoundland near
4930N 5510W to 5445N 5145W to 6000N 5730W to 6130N 5420W to 5850N
4610W then northeastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 12 September 2026 Tonight and Sunday At 8:00 p.m. NDT tonight departing trough located on a line
east-west over the southeastern Grand Banks.

At 8:00 p.m. NDT tonight ridge located on a line north-south over
western Newfoundland.
By 8:00 p.m. NDT Sunday ridge located southeast of the Grand Banks.

At 10:00 a.m. NDT Sunday approaching trough located on a line
northeast-southwest over Ontario.

Marine Weather Statement

Issued 7:57 PM NDT 12 September 2026 Marine interests are advised that all gale warnings have been ended.

Atlantic - Maritimes Area

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