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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 29 March 2025

Today Tonight and Sunday.

Wind northwest 15 to 20 knots veering to northerly 10 to 15 early this morning then becoming light near noon. Wind light tonight and Sunday.

Flurries Sunday morning. Snow or rain Sunday evening.

Temperatures plus 1 falling to minus 4 near noon then rising to plus 2 near midnight.

Waves

Issued 05:00 PM ADT 28 March 2025
Tonight and Saturday. Seas 1 to 2 metres subsiding to 1 near noon Saturday.

Extended Forecast

Issued 03:00 AM ADT 29 March 2025
Monday Wind southeast 15 to 20 knots veering to southwest 25 in the afternoon then increasing to southwest 35 late in the day.
Tuesday Wind southwest 25 knots veering to northwest 30.
Wednesday Wind northwest 25 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 28 March 2025 Today Tonight and Saturday Ice free. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 28 March 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Nova Scotia near 4548N 6005W to 4555N 5919W
to Newfoundland near 4734N 5908W. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 29 March 2025 Today Tonight and Sunday At 3:00 a.m. ADT today trough located from Anticosti Island to
Laurentian Fan.
By 8:00 p.m. ADT tonight trough located over Newfoundland.

At 3:00 a.m. ADT today ridge located over New Brunswick.
By 8:00 p.m. ADT tonight quasi-stationary ridge located from New
Brunswick to Laurentian Fan.

Marine Weather Statement

Issued 2:49 AM ADT 29 March 2025 A trough of low pressure extending from Anticosti Island to
Laurentian Fan will move eastward today and depart the marine
district by this evening. Strong to gale force northwesterlies in its
wake will diminish today.

Marine interests are advised that gale warnings are in effect for
Gulf Magdalen - northeastern half and Anticosti - southwestern half.
Marine interests are advised that freezing spray warnings are in
effect for all Gulf of St. Lawrence waters except Anticosti -
northeastern half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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