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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NST 07 December 2025

Today Tonight and Monday.

Gale warning in effect.

Wind light increasing to west 25 knots this afternoon then diminishing to west 15 near midnight. Wind diminishing to light Monday morning then increasing to east 25 Monday afternoon. Wind increasing to northwest 35 Monday evening.

Flurries this afternoon and this evening. Snow Monday. Visibility 1 mile or less in snow.

Temperatures minus 4 rising to plus 2 this afternoon then falling to minus 3 overnight.

Waves

Issued 06:00 AM NST 07 December 2025
Today Tonight and Monday. Seas 1 metre building to 2 this evening then subsiding to 1 late overnight. Seas building to 2 to 3 Monday evening.

Extended Forecast

Issued 03:00 AM NST 07 December 2025
Tuesday Wind northwest 25 to 35 knots.
Wednesday Wind west 25 knots.
Thursday Wind southwest 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EST 6 December 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 EST 6 December 2025 Today Tonight and Sunday

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.

 

Iceberg Bulletin

Issued 1:30 PM EST 6 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 7 Dec estimated from Newfoundland near
4830N 5310W to 4900N 4815W to 5000N 4700W to 5100N 4730W to 5945N
5730W to 6120N 5340W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Southwest Coast

Issued 03:00 AM NST 07 December 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 3:00 AM NST 7 December 2025 Today Tonight and Monday At 3:00 a.m. NST today quasi-stationary trough located east of
the Marine District.

At 3:00 a.m. NST today ridge located on a line north-south over
Cape Breton Island.
By 8:00 p.m. NST tonight dissipating ridge located on a line
northwest-southeast over Newfoundland.

Marine Weather Statement

Issued 2:49 AM NST 7 December 2025 A trough of low pressure east of the marine district will remain
stationary today before slowing moving eastward on Monday. Strong to
gale force northwesterlies are expected over eastern waters today and
tonight before weakening on Monday.

Meanwhile a low pressure system will approach the region from the
southwest on Monday. Over southern waters strong southeasterlies
ahead of the low will increase to gale force south to southwesterlies
as it nears. Gale force northwesterlies are expected behind the low.

Marine interests are advised that gale warnings are in effect for the
Southwest Coast, South Coast, Belle Isle Bank, Funk Island Bank, and
the Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle - eastern half, Northeast Coast, and
Belle Isle Bank.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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