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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 12 September 2026

Tonight and Sunday.

Wind northwest 15 to 20 knots diminishing to light this evening then increasing to southwest 15 to 20 Sunday morning. Wind increasing to southwest 25 Sunday evening.

Waves

Issued 06:00 PM NDT 12 September 2026
Tonight and Sunday. Seas 1 to 2 metres subsiding to 1 or less late overnight then building to 1 to 2 Sunday afternoon.

Extended Forecast

Issued 03:30 PM NDT 12 September 2026
Monday Wind south 25 knots increasing to south 35 in the afternoon.
Tuesday Wind northwest 25 knots diminishing to variable 10 to 15.
Wednesday Wind light.

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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

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 12 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Sep estimated from Newfoundland near
4930N 5510W to 5445N 5145W to 6000N 5730W to 6130N 5420W to 5850N
4610W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 12 September 2026 Tonight and Sunday At 3:30 p.m. NDT today trough located on a line northeast-southwest
over the Grand Banks.
By 8:00 p.m. NDT tonight departing trough located east of the
Marine District.

At 10:00 a.m. NDT Sunday approaching trough located on a line
northeast-southwest over Ontario.

At 3:30 p.m. NDT today ridge located from the Maritimes to
Labrador Coast.
By 3:30 p.m. NDT Sunday ridge located over the Grand Banks.

Marine Weather Statement

Issued 3:18 PM NDT 12 September 2026 A trough of low pressure over the Grand Banks will depart to the east
this evening. Strong to gale force northwesterlies in its wake will
diminish as the trough departs.

Marine interests are advised a gale warning is in effect for Funk
Island Bank.

Atlantic - Maritimes Area

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Marine Weather for Canada

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