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Halifax Harbour and Approaches


Marine Forecast

Issued 03:00 AM ADT 25 October 2021

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwest 20 to 25 knots diminishing to northwest 15 this morning and to light this evening. Wind increasing to easterly 15 Tuesday morning and to northeast 20 to 25 Tuesday evening with gusts to 30 in the Approaches.

High today plus 13. Low tonight plus 8. High Tuesday plus 13.

Extended Forecast

Issued 03:00 AM ADT 25 October 2021
Wednesday Wind northeast 35 to 45 knots.
Thursday Wind northeast 35 to 45 knots diminishing to northeast 25.
Friday Wind northeast 15 to 20 knots veering to east 10 to 15.

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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 April 2021

Ice Coverage

Forecasts available to mariners upon request.


Warnings (In effect)

Strong wind warning in effect

Halifax Harbour and Approaches

Issued 03:00 AM ADT 25 October 2021

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.


Technical Marine Synopsis

Issued 3:00 AM ADT 25 October 2021 Today Tonight and Tuesday At 3:00 a.m. ADT today low 986 mb located northeast of Newfoundland.
By 10:00 a.m. ADT today departing low 986 mb located east of

By 3:30 p.m. ADT Tuesday approaching trough from 985 mb low located
southwest of Georges Bank.

At 3:00 a.m. ADT today ridge located on a line northwest-southeast
over the Gulf of Maine.
By 3:00 a.m. ADT Tuesday weakening ridge located on a line
northwest-southeast over Nova Scotia.

Marine Weather Statement

Issued 2:44 AM ADT 25 October 2021 Strong to gale force westerly to northwesterly winds over most of the
region will slowly diminish today as a low northeast of Newfoundland
pulls out to sea.

On Tuesday, a second low pressure system will intensify southeast of
Cape Cod, with a trough extending well to its east. This trough will
approach the southwestern marine district causing gale to storm force
easterly winds late on Tuesday for western waters. These gale to
storm force winds will likely affect all southern waters on

Marine interest are advised that storm warnings are in effect for
Georges Bank and West Scotian Slope. Gale warnings are in effect for
all remaining waters except Chaleur - Miscou - western half and

Atlantic - Maritimes Area

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