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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 13 October 2026

Tonight and Wednesday.

Wind light increasing to southeast 10 to 15 knots Wednesday afternoon and to southeast 25 Wednesday evening.

Waves

Issued 06:00 PM NDT 13 October 2026
Tonight and Wednesday. Seas 3 to 5 metres subsiding to 2 to 3 near midnight.

Extended Forecast

Issued 03:30 PM NDT 13 October 2026
Thursday Wind southeast 35 knots becoming west 25 to 35 in the afternoon.
Friday Wind northwest 35 knots diminishing to west 15 to 20.
Saturday Wind south 35 knots.

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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 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Oct estimated from Newfoundland near
4918N 5337W to 5200N 5030W to 5330N 5030W to 6000N 5800W to 6125N
5445W to 6000N 5000W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 13 October 2026

Iceberg Limit

Iceberg limit at 0000 UTC 14 Oct estimated from Newfoundland near
4918N 5337W to 5200N 5030W to 5330N 5030W to 6000N 5800W to 6125N
5445W to 6000N 5000W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 13 October 2026 Tonight and Wednesday At 8:00 p.m. NDT tonight low 977 mb located southeast of Greenland.
By 10:00 a.m. NDT Wednesday departing low 931 mb located east
of Greenland.

At 10:00 a.m. NDT Wednesday low 1006 mb located over New England.
By 8:00 p.m. NDT Wednesday low 1000 mb located over
Îles-de-la-Madeleine.

At 8:00 p.m. NDT tonight ridge located on a line northwest-southeast
over the Gulf of St. Lawrence.
By 8:00 p.m. NDT Wednesday ridge located on a line
northwest-southeast over the northern Grand Banks.

Marine Weather Statement

Issued 8:41 PM NDT 13 October 2026 A low pressure system southeast of Greenland will depart to the east
by Wednesday morning. Strong to gale force northwesterlies will
diminish tonight as the low departs.

Another low pressure system will approach the marine district from
the southwest on Wednesday. Strong to gale force southeasterlies can
be expected over southwestern waters ahead of the low Wednesday
evening.

Marine interests are advised that gale warnings are in effect for
Southwest Coast, Belle Isle Bank, and Funk Island Bank.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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