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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 03:00 AM NDT 14 August 2026

Today Tonight and Saturday.

Wind south 15 to 20 knots veering to southwest 10 to 15 this afternoon then to west 15 to 20 Saturday morning. Wind veering to northwest 25 Saturday afternoon.

Rain and fog patches with a risk of thunderstorms changing to showers this afternoon.

Waves

Issued 06:00 AM NDT 14 August 2026
Today Tonight and Saturday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM NDT 14 August 2026
Sunday Wind northwest 15 knots diminishing to light in the afternoon.
Monday Wind light.
Tuesday Wind light increasing to southeast 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

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 13 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Aug estimated from Newfoundland near
4825N 5310W to 4840N 5220W to 5030N 5130W to 5900N 5500W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 13 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Aug estimated from Newfoundland near
4825N 5310W to 4840N 5220W to 5030N 5130W to 5900N 5500W to 6020N
5200W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 14 August 2026 Today Tonight and Saturday At 3:00 a.m. NDT today departing low 1002 mb located over eastern
Labrador Sea.

At 3:00 a.m. NDT today trough located over the Gulf of St. Lawrence.
By 3:00 a.m. NDT Saturday low 1004 mb located near the Burin
Peninsula.

Atlantic - Maritimes Area

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