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Forecast

Marine Forecast

Issued 08:00 PM NST 16 December 2025

Tonight and Wednesday.

Wind northwest 25 knots backing to southwest 25 Wednesday morning.

Flurries ending overnight.

Risk of freezing spray tonight and Wednesday morning.

Temperatures minus 4 to zero rising to plus 2 near noon Wednesday.

Waves

Issued 06:00 PM NST 16 December 2025
Tonight and Wednesday. Seas 4 to 6 metres subsiding to 3 to 4 Wednesday morning and to 2 to 3 Wednesday afternoon.

Extended Forecast

Issued 03:30 PM NST 16 December 2025
Thursday Wind southwest 25 to 35 knots veering to northwest 25 to 35 in the afternoon.
Friday Wind west 15 knots increasing to south 25.
Saturday Wind south 35 to 45 knots.

Ice Forecast

Issued 10:00 AM EST 16 December 2025 Today Tonight and Wednesday Bergy water. 

[ 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 16 December 2025 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4927N 5356W to 4944N 5358W
to 5012N 5536W to 5125N 5504W to 5349N 5528W to 5633N 6011W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Bergy water.

 

Iceberg Bulletin

Issued 1:30 PM EST 16 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 17 Dec estimated from Newfoundland near
5020N 5628W to 5030N 5515W to 5330N 5200W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NST 16 December 2025 Tonight and Wednesday At 8:00 p.m. NST tonight low 943 mb located southeast of Greenland.
By 10:00 a.m. NST Wednesday departing low 945 mb located southeast
of Greenland.

At 10:00 a.m. NST Wednesday approaching trough located over Quebec
extending southwestward.

At 8:00 p.m. NST tonight ridge located on a line north-south over
the Gulf of St. Lawrence.
By 8:00 p.m. NST Wednesday ridge located east of the Marine
District.

Marine Weather Statement

Issued 7:50 PM NST 16 December 2025 An intense low pressure system southeast of Greenland will continue
tracking northeastwards tonight. Gale force west to northwesterlies
over northeastern waters behind the low will gradually diminish
tonight and Wednesday as it departs the marine district.

A trough of low pressure will approach from the west on Wednesday.
Strong to gale force southwesterlies will spread across the marine
district ahead of the trough.

Marine interests are advised that gale warnings are in effect for all
waters except the East Coast, Northeast Coast and the Southern Grand
Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Northeast Coast, Belle
Isle Bank, and Funk Island Bank.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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