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Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 12 March 2026

Tonight and Friday.

Wind southwest 25 knots veering to northwest 20 early this evening then increasing to northwest 30 after midnight. Wind backing to west 25 near noon Friday then to southwest 15 to 20 Friday evening.

Showers and occasional fog patches changing to flurries this evening and ending near midnight.

Temperatures plus 6 falling to minus 2 near noon Friday then rising to plus 3 Friday evening.

Waves

Issued 05:00 AM ADT 12 March 2026
Today Tonight and Friday. Seas 2 to 3 metres subsiding to 1 to 2 Friday evening.

Extended Forecast

Issued 03:30 PM ADT 12 March 2026
Saturday Wind south 35 knots veering to west 25 to 35 in the afternoon.
Sunday Wind northwest 25 knots diminishing to light.
Monday Wind southeast 25 knots increasing to south 35.

Ice Forecast

Issued 10:00 AM EDT 12 March 2026 Today Tonight and Friday 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 EDT 12 March 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from 4420N 6720W to 4430N 6635W to 4330N 6615W to
4315N 6515W to 4603N 5814W to 4722N 5805W to 4643N 5628W to
Newfoundland near 4640N 5530W. Sea ice north of the ice edge.

Ice Coverage

Open water.

Warnings

Warnings (Ended)

Gale warning ended

Lurcher

Issued 3:30 PM ADT 12 March 2026
Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 12 March 2026 Tonight and Friday At 3:30 p.m. ADT today departing low 994 mb located over the Gulf
of St. Lawrence.

At 3:00 a.m. ADT Friday trough from low located on a line
northeast-southwest over the eastern Marine District.
By 8:00 p.m. ADT Friday departing trough located east of the
Grand Banks.

Marine Weather Statement

Issued 3:13 PM ADT 12 March 2026 A low pressure system is currently over the Gulf waters and will
Progress into the Gulf of St. Lawrence by this evening. Winds are
forecast to become strong to gale force northwesterlies in its wake
this afternoon and into the evening.

Marine interests are advised that gale warnings are in effect for all
waters except for Fundy, Grand Manan, Lurcher, Browns Bank, Georges
Bank, southwestern shore, West Scotian Slope, Northumberland Strait,
and Chaleur - Miscou - western half.

Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait - northern half and all Gulf of St. Lawrence
waters except Northumberland Strait.

Atlantic - Maritimes Area

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Marine Weather for Canada

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