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Halifax Harbour and Approaches

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 08 December 2025

Today Tonight and Tuesday.

Wind light increasing to southwest 25 knots this morning then veering to northwest 25 near noon with gusts to 35 in the Approaches today. Wind diminishing to northwest 15 to 20 overnight then backing to west 15 Tuesday afternoon.

Snow today. Visibility 1 mile or less in snow.

Risk of freezing spray late this afternoon and tonight.

High today plus 2. Low tonight minus 7. High Tuesday minus 2.

Extended Forecast

Issued 03:00 AM AST 08 December 2025
Wednesday Wind southwest 25 knots.
Thursday Wind southwest 25 to 35 knots becoming northwest 25.
Friday Wind west 35 knots.

Ice Forecast

Issued 10:00 AM EST 7 December 2025 Today Tonight and Monday 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 EST 7 December 2025 Today Tonight and Monday

Ice Edge

First ice edge estimated from New Brunswick near 4511N 6609W to
4508N 6549W to 4518N 6513W to Nova Scotia near 4510N 6445W. Sea ice
northeast of the ice edge.

Second ice edge estimated from Nova Scotia near 4546N 6254W to 4558N
6310W to Prince Edward Island near 4558N 6250W. Sea ice west of the
ice edge.

Third ice edge estimated from 4723N 6136W to 4738N 6112W to 4744N
6124W to 4734N 6159W to 4706N 6212W to 4706N 6147W to 4723N 6136W.
Sea ice within the ice edge.

Fourth ice edge estimated from Prince Edward Island near 4630N 6319W
to 4741N 6431W to 4827N 6402W to 4904N 6404W to 4925N 6516W to 4916N
6703W to 4956N 6635W to Anticosti Island near 4924N 6336W. Sea ice
west then north of the ice edge.

Fifth ice edge estimated from Anticosti Island near 4949N 6317W to
4946N 5954W to Quebec near 5125N 5736W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM AST 8 December 2025 Today Tonight and Tuesday At 3:00 a.m. AST today intensifying low 1009 mb located over the
Gulf of Maine.
By 3:00 a.m. AST Tuesday low 975 mb located east of Newfoundland.

At 8:00 p.m. AST tonight approaching ridge located over the
Great Lakes.

Marine Weather Statement

Issued 2:50 AM AST 8 December 2025 A low pressure system over the Gulf of Maine will track south of Nova
Scotia today and lie near Southeastern Newfoundland this evening.
Gale to storm force northwesterlies will develop across the district
today in the wake of the low. In addition, freezing spray is expected
over most northern waters late Monday as these northwesterlies usher
in cold air.

Marine interests are advised that a storm warning is in effect for
Banquereau - northern half. Gale warnings are in effect for all
remaining waters except Fundy and Northumberland Strait - western
half.

Freezing spray warnings are in effect for Fundy, Grand Manan,
Lurcher, southwestern shore, eastern shore, Fourchu, and all Gulf of
St. Lawrence waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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