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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 12 July 2025

Today Tonight and Sunday.

Wind southeast 25 knots veering to southwest 15 to 20 this afternoon then diminishing to southwest 10 to 15 this evening. Wind increasing to north 25 Sunday morning.

Rain with a risk of thunderstorms changing to showers this evening and ending Sunday afternoon. Fog patches becoming fog banks this morning and dissipating Sunday afternoon.

Waves

Issued 06:00 PM NDT 11 July 2025
Tonight and Saturday. Seas 1 metre building to 2 early Saturday morning then subsiding to 1 Saturday evening.

Extended Forecast

Issued 03:00 AM NDT 12 July 2025
Monday Wind north 25 knots diminishing to northwest 10 to 15 in the morning.
Tuesday Wind light increasing to southwest 15 to 20 knots.
Wednesday Wind southwest 25 knots veering to west 15 to 20.

Ice Forecast

Issued 10:00 AM EDT 11 July 2025 Today Tonight and Saturday Ice free.  

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

Ice Forecasts

Southeastern Grand Banks

Issued 10:00 AM EDT 11 July 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Labrador near 5959N 6409W to 6200N 6028W
then northeastward. Sea ice northwest of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 11 July 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Labrador near 5959N 6409W to 6200N 6028W
then northeastward. Sea ice northwest of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southeastern Grand Banks

Issued 2:46 PM EDT 11 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 12 Jul estimated from Newfoundland near
4640N 5310W to 4555N 4505W to 4910N 4205W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6035N 5330W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:46 PM EDT 11 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 12 Jul estimated from Newfoundland near
4640N 5310W to 4555N 4505W to 4910N 4205W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6035N 5330W 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 12 July 2025 Today Tonight and Sunday At 3:00 a.m. NDT today low 1010 mb located over eastern Banquereau.
By 3:00 a.m. NDT Sunday low 1008 mb located over the southeastern
Grand Banks.

At 3:00 a.m. NDT today ridge located on a line northwest-southeast
over northeastern Newfoundland.
By 3:00 a.m. NDT Sunday ridge located on a line northeast-southwest
over Newfoundland.

Atlantic - Maritimes Area

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Marine Weather for Canada

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