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Southeastern Grand Banks

Forecast

Marine Forecast

Issued 03:30 PM NDT 16 September 2026

Tonight and Thursday.

Wind southwest 15 to 20 knots except southwest 25 over northern sections overnight and Thursday morning and variable 10 to 15 over northwestern sections Thursday. Wind becoming variable 10 to 15 Thursday evening.

Showers and fog banks.

Waves

Issued 06:00 AM NDT 16 September 2026
Today Tonight and Thursday. Seas 1 to 2 metres subsiding to 1 or less Thursday evening.

Extended Forecast

Issued 03:30 PM NDT 16 September 2026
Friday Wind variable 10 to 15 knots increasing to south 15 to 20 late in the day.
Saturday Wind west 25 to 35 knots veering to northwest 35 to 45.
Sunday Wind northwest 25 to 35 knots diminishing to northwest 10 to 15.

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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 16 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Sep estimated from Newfoundland near
4930N 5510W to 5415N 5100W to 6000N 5730W to 6125N 5435W to 5850N
4610W then northeastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 16 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 17 Sep estimated from Newfoundland near
4930N 5510W to 5415N 5100W to 6000N 5730W to 6125N 5435W 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 3:30 PM NDT 16 September 2026 Tonight and Thursday At 3:30 p.m. NDT today trough located over eastern Newfoundland.
By 3:30 p.m. NDT Thursday departing trough located east of the
Grand Banks.

At 3:30 p.m. NDT today low 995 mb located over northern Quebec.
By 3:30 p.m. NDT Thursday low 992 mb located over southern
Greenland.

At 3:30 p.m. NDT today departing ridge located southeast of the
Grand Banks.

Marine Weather Statement

Issued 3:20 PM NDT 16 September 2026 A low pressure system over Northern Quebec will continue tracking
eastward across Labrador Sea tonight and Thursday. Strong
southwesterly winds ahead of the low will shift to strong to gale
force northwesterlies over northern waters in its wake on Thursday.

Marine interests are advised that a gale warning is in effect for
Belle Isle Bank.

Atlantic - Maritimes Area

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