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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 09 March 2026

Tonight and Tuesday.

Wind southwest 20 to 25 knots diminishing to southwest 15 early Tuesday morning and to light near noon Tuesday. Wind becoming southwest 15 Tuesday evening.

Fog patches dissipating near midnight. Fog patches reforming Tuesday evening.

Waves

Issued 05:00 AM ADT 09 March 2026
Today Tonight and Tuesday. Seas 1 to 2 metres subsiding to 1 or less Tuesday afternoon.

Extended Forecast

Issued 03:30 PM ADT 09 March 2026
Wednesday Wind northeast 25 to 30 knots.
Thursday Wind southwest 35 knots diminishing to southwest 25 late in the day.
Friday Wind west 35 knots diminishing to southwest 25.

Ice Forecast

Issued 10:00 AM EDT 9 March 2026 Today Tonight and Tuesday Open water. Consolidated grey-white ice in a few sheltered bays. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Airport Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine 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 9 March 2026 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4600N 5749W to 4708N 5834W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

Open water. Consolidated grey-white ice in a few sheltered bays.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 9 March 2026 Tonight and Tuesday At 3:30 p.m. ADT today trough located over the Great Lakes.
By 8:00 p.m. ADT tonight approaching trough located over Quebec.

At 3:00 a.m. ADT Tuesday trough located over the St. Lawrence River.
By 10:00 a.m. ADT Tuesday departing trough located over southeastern
Labrador.

Marine Weather Statement

Issued 3:18 PM ADT 9 March 2026 A trough of low pressure over the Great Lakes will move eastward
tonight passing just north of the marine district Tuesday morning.
Increasing southwesterly winds will reach strong to gale force ahead
of the trough. Diminishing winds are expected through the day Tuesday
as the trough pulls away and a weak ridge builds into the district.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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