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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NST 10 November 2025

Today Tonight and Tuesday.

Gale warning in effect.

Wind light increasing to southeast 25 knots near midnight and to southeast 35 near noon Tuesday.

Periods of rain Tuesday.

Waves

Issued 06:00 AM NST 10 November 2025
Today Tonight and Tuesday. Seas 2 to 3 metres building to 3 to 4 Tuesday morning.

Extended Forecast

Issued 03:00 AM NST 10 November 2025
Wednesday Wind south 45 knots veering to west 25 to 35 in the morning.
Thursday Wind southeast 15 to 20 knots increasing to southeast 35.
Friday Wind southwest 15 to 20 knots increasing to southeast 35.

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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 23 July 2025 Forecasts have ended for the season.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 23 July 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Southwestern Grand Banks

Issued 1:30 PM EST 9 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 10 Nov estimated from Newfoundland near
5026N 5623W to 5015N 4930W to 5100N 4800W to 5315N 4900W to 5945N
5730W to 6030N 5330W to 5920N 5035W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 9 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 10 Nov estimated from Newfoundland near
5026N 5623W to 5015N 4930W to 5100N 4800W to 5315N 4900W to 5945N
5730W to 6030N 5330W to 5920N 5035W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 10:00 AM NST 10 November 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NST 10 November 2025 Today Tonight and Tuesday At 8:00 p.m. NST tonight deepening low 997 mb located near Cape Cod.
By 8:00 p.m. NST Tuesday low 982 mb located south of Ungava Bay.

At 10:00 a.m. NST today ridge located on a line northwest-southeast
over southwestern Newfoundland.
By 10:00 a.m. NST Tuesday departing ridge located on a line
north-south over the eastern Grand Banks.

Marine Weather Statement

Issued 9:55 AM NST 10 November 2025 A low pressure system over Cape Cod will track northward across the
Gaspé Peninsula tonight and deepen as it moves to lie south of Ungava
Bay by Tuesday evening. Strong to gale force southeasterlies will
spread across all waters ahead of the low tonight.

Marine interests are advised that gale warnings are in effect for all
waters except Southeastern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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