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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 18 August 2026

Tonight and Wednesday.

Wind light becoming southwest 15 knots Wednesday afternoon.

Scattered showers this evening. Fog patches.

Waves

Issued 05:00 PM ADT 18 August 2026
Tonight and Wednesday. Seas 1 metre or less.

Extended Forecast

Issued 03:30 PM ADT 18 August 2026
Thursday Wind southwest 10 to 15 knots.
Friday Wind light.
Saturday Wind light becoming east 15 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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land station Land Station
Ice Conditions

Ice Forecasts

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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 18 August 2026 Tonight and Wednesday At 8:00 p.m. ADT tonight trough located from the Gulf of
St. Lawrence to Georges Bank.
By 3:30 p.m. ADT Wednesday trough located from the Gulf of
St. Lawrence to East Scotian Slope.

Atlantic - Maritimes Area

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Marine Weather for Canada

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