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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 07 March 2026

Today Tonight and Sunday.

Wind south 15 knots increasing to southerly 25 this afternoon then veering to southwest 30 near midnight. Wind diminishing to southwest 20 Sunday afternoon then veering to westerly 15 Sunday evening.

Showers this afternoon tonight and Sunday. Fog patches forming this afternoon and dissipating Sunday evening.

Waves

Issued 05:00 AM AST 07 March 2026
Today Tonight and Sunday. Seas 1 metre or less building to 1 to 2 this morning and to 2 to 3 late overnight. Seas subsiding to 1 to 2 Sunday evening.

Extended Forecast

Issued 03:00 AM AST 07 March 2026
Monday Wind southwest 10 to 15 knots increasing to southwest 25 late in the day.
Tuesday Wind southwest 15 to 20 knots.
Wednesday Wind easterly 25 knots.

Ice Forecast

Issued 10:00 AM EST 7 March 2026 Today Tonight and Sunday Open water. 

[ 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 EST 7 March 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4549N 5807W to 4708N 5834W to 4630N 5615W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM AST 7 March 2026 Today Tonight and Sunday At 10:00 a.m. AST today low located south of East Scotian Slope.
By 8:00 p.m. AST tonight dissipating low located south of East
Scotian Slope.

At 8:00 p.m. AST tonight trough located over Quebec.
By 3:30 p.m. ADT Sunday trough located over the Gulf of
St. Lawrence.

At 10:00 a.m. AST today departing ridge located east of the Marine
District.

Marine Weather Statement

Issued 9:36 AM AST 7 March 2026 A trough of low pressure will approach from the west today and
tonight to lie over the Gulf of St. Lawrence Sunday afternoon.
Winds will increase to strong to gale force southwesterlies ahead of
the trough.

Marine interests are advised that gale warnings are in effect for
Banquereau northern half, Cabot Strait, Gulf-Magdalen - northeastern
half and Anticosti - southeastern half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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