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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 11 March 2025

Today Tonight and Wednesday.

Wind light increasing to southeast 15 to 20 knots early this morning and to southerly 25 to 30 near noon. Wind becoming northwest 25 Wednesday morning then diminishing to north 15 Wednesday afternoon.

Temperatures plus 3 falling to minus 1 Wednesday afternoon.

Waves

Issued 05:00 AM ADT 11 March 2025
Today Tonight and Wednesday. Seas 1 metre or less building to 1 to 2 this morning and to 2 to 3 early this evening. Seas subsiding to 1 to 2 Wednesday morning and to 1 or less Wednesday evening.

Extended Forecast

Issued 03:00 AM ADT 11 March 2025
Thursday Wind easterly 10 to 15 knots diminishing to light in the morning.
Friday Wind light becoming southerly 10 to 15 knots late in the day.
Saturday Wind light becoming southwesterly 15 knots.

Ice Forecast

Issued 9:59 AM EDT 10 March 2025 Today Open water. 

[ 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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Ice Conditions

Ice Forecasts

Issued 9:59 AM EDT 10 March 2025 Today

Ice Edge

First ice edge estimated from New Brunswick near 4523N 6527W to
4511N 6517W to 4409N 6639W to Nova Scotia near 4417N 6608W. Sea ice
northeast of the ice edge.

Second ice edge estimated from Nova Scotia near 4519N 6058W to 4547N
5829W to 4720N 5632W to Newfoundland near 4706N 5547W. Sea ice north
of the ice edge.

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 11 March 2025 Today Tonight and Wednesday At 3:00 a.m. ADT today ridge located from Labrador to West Scotian
Slope.
By 3:00 a.m. ADT Wednesday ridge located east of the Marine
District.

At 10:00 a.m. ADT today trough located from Quebec to the Great
Lakes.
By 10:00 a.m. ADT Wednesday trough located from the Quebec Lower
North Shore to West Scotian Slope.

At 8:00 p.m. ADT Wednesday departing trough located from Labrador
Coast to Laurentian Fan.

Marine Weather Statement

Issued 2:38 AM ADT 11 March 2025 A low pressure system will approach the district from the west today
and its associated trough will move over marine waters tonight.
Strong to gale force southerly winds ahead of the trough will shift
to strong to gale force westerlies in its wake.

Marine interests are advised that gale warnings are in effect for
Cabot Strait - northern half, Gulf-Magdalen, Chaleur-Miscou and
Anticosti. Freezing spray warnings are in effect for Gulf-Magdalen,
Chaleur-Miscou and Anticosti.

Atlantic - Maritimes Area

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Marine Weather for Canada

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