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Halifax Harbour and Approaches


Marine Forecast

Issued 08:00 PM ADT 23 October 2021

Tonight and Sunday.

Wind variable 10 to 15 knots increasing to west 15 to 20 late overnight with gusts to 25 in the Approaches Sunday.

Fog patches dissipating late overnight.

Low tonight plus 8. High Sunday plus 13.

Extended Forecast

Issued 03:30 PM ADT 23 October 2021
Monday Wind northwest 20 to 25 knots diminishing to northwest 15 in the afternoon.
Tuesday Wind southeast 15 to 20 knots increasing to southeast 25.
Wednesday Wind southeast 35 knots diminishing to southwest 15 to 20 late in the day.

Ice Forecast

Issued 10:00 AM EDT 25 April 2021 Forecasts available to mariners upon request. 

[ Canadian Ice Service ]

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Weather Conditions

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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 West Bay of Fundy - 44490 Mont-Louis - 45138 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 Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan 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
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 April 2021

Ice Coverage

Forecasts available to mariners upon request.


No watches or warnings in effect.


Technical Marine Synopsis

Issued 8:00 PM ADT 23 October 2021 Tonight and Sunday At 8:00 p.m. ADT tonight trough from 1010 mb low located on a line
north-south over West Scotian Slope.
By 3:00 a.m. ADT Sunday trough from 1002 mb low located from Cape
Breton Island to East Scotian Slope.

At 10:00 a.m. ADT Sunday trough from 997 mb low located on a line
north-south over Laurentian Fan.
By 8:00 p.m. ADT Sunday departing trough from 987 mb low located
from Newfoundland to the Grand Banks.

Marine Weather Statement

Issued 7:42 PM ADT 23 October 2021 A developing low over Southwest Nova Scotia with a trough extending
south to Georges Bank will intensify as it tracks northeast to the
Cabot Strait early Sunday morning, and will then pass east of our
forecast waters Sunday afternoon. Strong westerly winds in the wake
of the system will reach gale force on Sunday over eastern Atlantic
waters and portions of the Gulf of St Lawrence.

Marine interest are advised that gale warnings are in effect for
Sable, East Scotian Slope, Banquereau, Laurentian Fan, Cabot Strait,
Northumberland Strait, Gulf - Magdalen, and Chaleur - Miscou -
eastern half.

Atlantic - Maritimes Area

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