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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 11 July 2026

Today Tonight and Sunday.

Wind southwest 10 to 15 knots becoming variable 10 to 15 near noon then becoming north 10 to 15 late overnight. Wind increasing to north 15 to 20 Sunday morning.

Showers and fog ending Sunday morning. Risk of thunderstorms today.

Waves

Issued 06:00 AM NDT 11 July 2026
Today Tonight and Sunday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM NDT 11 July 2026
Monday Wind variable 10 to 15 knots.
Tuesday Wind light increasing to southwest 15 to 20 knots.
Wednesday Wind south 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 11 July 2026 Today Tonight and Sunday Ice free.  

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine 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 11 July 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Labrador near 6015N 6422W to 6100N 6202W to
6200N 6020W 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 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Labrador near 6015N 6422W to 6100N 6202W to
6200N 6020W 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 10 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 11 Jul estimated from Newfoundland near
4805N 5255W to 4645N 4700W to 4700N 4530W to 4800N 4500W to 5200N
4900W to 5815N 5515W to 5800N 5340W to 5825N 4825W to 5745N 4550W
then northeastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 10 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 11 Jul estimated from Newfoundland near
4805N 5255W to 4645N 4700W to 4700N 4530W to 4800N 4500W to 5200N
4900W to 5815N 5515W to 5800N 5340W to 5825N 4825W to 5745N 4550W
then northeastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 11 July 2026 Today Tonight and Sunday At 10:00 a.m. NDT today trough located over the Great Northern
Peninsula.
By 8:00 p.m. NDT tonight dissipating trough located over Funk
Island Bank.

At 10:00 a.m. NDT today low 1005 mb located south of Laurentian Fan.
By 10:00 a.m. NDT Sunday low 1007 mb located over the southeastern
Grand Banks.

At 3:00 a.m. NDT Sunday approaching ridge located on a line
northeast-southwest over Quebec.

Atlantic - Maritimes Area

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Marine Weather for Canada

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