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Forecast

Marine Forecast

Issued 03:00 AM EST 14 December 2025

Today Tonight and Monday.

Wind light increasing to northeast 10 to 15 knots early this morning and to northwest 15 to 25 near midnight. Wind becoming northwest 15 Monday evening.

Flurries ending this evening. Visibility as low as 1 mile in flurries.

Temperatures minus 5 falling to minus 11 Monday afternoon.

Waves

Issued 03:00 AM EST 14 December 2025
Today Tonight and Monday. Seas 1 metre or less.

Extended Forecast

Issued 06:00 AM EST 14 December 2025
Tuesday Wind west 15 to 25 knots.
Wednesday Wind southwest 25 to 35 knots becoming northwest 20 to 30 late in the day.
Thursday Wind west 15 to 25 knots backing to south 15 to 25.

Ice Forecast

Issued 10:00 AM EST 13 December 2025 Today Tonight and Sunday 1 tenth grey ice except 7 tenths new ice including 3 tenths grey ice along parts of the southern coast. 

[ 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 13 December 2025 Today Tonight and Sunday

Ice Edge

First 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.

Second ice edge estimated from Nova Scotia near 4551N 6201W to
Prince Edward Island near 4621N 6211W. Sea ice west of the ice edge.

Third ice edge estimated from Prince Edward Island near 4628N 6231W
to 4640N 6329W to 4736N 6409W 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.

Fourth ice edge estimated from Anticosti Island near 4945N 6301W to
4946N 5954W to 5106N 5804W to Newfoundland near 5029N 5728W. Sea ice
north of the ice edge.

Ice Coverage

1 tenth grey ice except 7 tenths new ice including 3 tenths grey ice
along parts of the southern coast.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 14 December 2025 Today Tonight and Monday At 3:00 a.m. EST today low 1010 mb located west of Lake Saint-Jean.
By 10:00 a.m. EST today dissipating low 1013 mb located near
Rivière-du-Loup.

At 3:00 a.m. EST today ridge located on a line north-south over
northern Ontario.
By 7:00 p.m. EST Monday ridge located on a line northeast-southwest
over Lake Saint-Jean.

At 3:00 a.m. EST today intensifying low 1011 mb located north of
Cape Hatteras.
By 7:00 p.m. EST Monday low 955 mb located over eastern
Newfoundland.

Atlantic - Maritimes Area

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Marine Weather for Canada

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