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Halifax Harbour and Approaches

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 19 April 2025

Tonight and Sunday.

Strong wind warning in effect.

Wind southwest 25 to 30 knots veering to northwest 30 near noon Sunday.

Drizzle beginning near midnight changing to showers Sunday morning and ending near noon Sunday. Fog patches forming after midnight and dissipating near noon Sunday.

Low tonight plus 4. High Sunday plus 9.

Extended Forecast

Issued 03:30 PM ADT 19 April 2025
Monday Wind northwest 25 knots diminishing to westerly 15 in the afternoon.
Tuesday Wind light becoming southerly 15 knots.
Wednesday Wind westerly 15 knots.

Ice Forecast

Issued 10:00 AM EDT 19 April 2025 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 19 April 2025 Today Tonight and Sunday

Ice Edge

First ice edge estimated from New Brunswick near 4700N 6449W to
4836N 6358W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 5013N 6023W to 4956N
5932W to Newfoundland near 5022N 5732W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Halifax Harbour and Approaches

Issued 8:00 PM ADT 19 April 2025

'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.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 19 April 2025 Tonight and Sunday At 8:00 p.m. ADT tonight low 1003 mb located over Maine.
By 3:00 a.m. ADT Sunday intensifying low 1000 mb located near the
Gaspe Peninsula.

At 10:00 a.m. ADT Sunday low 996 mb located over the northeastern
Gulf of St. Lawrence.
By 8:00 p.m. ADT Sunday low 983 mb located over Newfoundland.

Marine Weather Statement

Issued 7:23 PM ADT 19 April 2025 A low pressure system over Maine will move to lie over the Gaspé
Peninsula overnight tonight. The low will then intensify on Sunday as
it moves slowly eastward across the Northern Gulf of St. Lawrence.

Winds will be strong to gale force southwesterlies over southern
waters tonight. On Sunday, winds will become strong to gale force
west or northwesterlies over the entire marine district as the low
intensifies.

On Sunday evening, winds over most of the Gulf of St. Lawrence are
forecast to increase to gale to possibly storm force northwesterlies.

Marine interests are advised that gale warnings are in effect for all
waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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