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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 16 October 2026

Tonight and Saturday.

Strong wind warning in effect.

Wind south 20 to 25 knots veering to southwesterly 30 late this evening then to northwest 30 late overnight. Wind veering to northerly 25 near noon Saturday.

Rain ending after midnight with a risk of thunderstorms.

Waves

Issued 05:00 PM ADT 16 October 2026
Tonight and Saturday. Seas 1 to 2 metres building to 2 to 3 early this evening then subsiding to 1 to 2 Saturday morning.

Extended Forecast

Issued 03:30 PM ADT 16 October 2026
Sunday Wind northwest 20 knots diminishing to light in the afternoon.
Monday Wind southerly 15 knots.
Tuesday Wind light becoming northeast 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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Ice Conditions

Ice Forecasts

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

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 8:00 PM ADT 16 October 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 16 October 2026 Tonight and Saturday At 8:00 p.m. ADT tonight low located over Maine.
By 8:00 p.m. ADT Saturday low located northeast of Newfoundland.

At 8:00 p.m. ADT Saturday approaching ridge located over the Great
Lakes extending eastward.

Marine Weather Statement

Issued 7:42 PM ADT 16 October 2026 A low pressure system over Eastern Ontario will continue to track
eastward across the Maritimes tonight through Saturday morning to lie
north of Newfoundland Saturday afternoon. Strong to gale force
southerly winds will veer to strong to gale force northwesterlies in
its wake.

Marine interests are advised that gale warnings are in effect for
eastern shore, Sable, East Scotian Slope, Fourchu, Banquereau,
Laurentian Fan, Cabot Strait, Gulf - Magdalen, Chaleur - Miscou and
Anticosti.

Atlantic - Maritimes Area

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Marine Weather for Canada

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