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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 18 November 2025

Today Tonight and Wednesday.

Wind westerly 25 knots diminishing to westerly 15 near midnight and to light Wednesday evening.

Waves

Issued 05:00 AM AST 18 November 2025
Today Tonight and Wednesday. Seas 1 to 2 metres subsiding to 1 or less near noon Wednesday.

Extended Forecast

Issued 03:00 AM AST 18 November 2025
Thursday Wind light.
Friday Wind light increasing to southerly 25 knots late in the day.
Saturday Wind west 20 knots.

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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

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 18 November 2025 Today Tonight and Wednesday At 3:00 a.m. AST today low 978 mb located over Labrador.
By 3:00 a.m. AST Wednesday low 983 mb located over Labrador.

At 8:00 p.m. AST Wednesday departing low 989 mb located north
of Labrador.

At 8:00 p.m. AST Wednesday approaching ridge located over New
England.

Marine Weather Statement

Issued 2:46 AM AST 18 November 2025 A low pressure system over Labrador will move very slowly north today
and Wednesday. Strong to gale force westerly winds are expected to
persist over Anticosti in the wake of the low.

Marine interests are advised that a gale warning is in effect for
Anticosti - western half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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