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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 19 July 2025

Tonight and Sunday.

Wind variable 15 knots diminishing to light this evening. Wind light Sunday.

Waves

Issued 06:00 AM NDT 19 July 2025
Today Tonight and Sunday. Seas 2 to 3 metres subsiding to 1 to 2 this evening.

Extended Forecast

Issued 03:30 PM NDT 19 July 2025
Monday Wind variable 10 to 15 knots increasing to south 15 to 20 in the afternoon.
Tuesday Wind west 25 knots.
Wednesday Wind northwest 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 19 July 2025 Today Tonight and Sunday 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

Southwestern Grand Banks

Issued 10:00 AM EDT 19 July 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 6138N 6337W to 6201N 6209W 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 19 July 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 6138N 6337W to 6201N 6209W then
northeastward. Sea ice northwest of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 19 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jul estimated from Newfoundland near
4709N 5256W to 4715N 4615W to 4920N 4400W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6100N 5310W to 5840N 4615W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 19 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jul estimated from Newfoundland near
4709N 5256W to 4715N 4615W to 4920N 4400W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6100N 5310W to 5840N 4615W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 19 July 2025 Tonight and Sunday At 3:30 p.m. NDT today low 980 mb located over southeastern
Labrador Sea.
By 10:00 a.m. NDT Sunday low 989 mb located over northwestern
Labrador Sea.

At 3:30 p.m. NDT today ridge located on a line northeast-southwest
over Banquereau.
By 3:30 p.m. NDT Sunday ridge located on a line northeast-southwest
over the southern Grand Banks.

Marine Weather Statement

Issued 3:14 PM NDT 19 July 2025 A low pressure system over the Southeastern Labrador Sea will track
away from the district tonight. Strong to gale force westerlies over
northern waters will diminish this evening as the low drifts away.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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