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Colour-coded Weather Alerts

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Southwest Coast

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NST 06 December 2025

Today Tonight and Sunday.

Gale warning in effect.

Wind northwest 25 to 35 knots with gusts to 45 over eastern sections late this morning. Wind becoming northwest 25 this afternoon then diminishing to northwest 15 this evening. Wind diminishing to light late overnight then increasing to southwest 15 to 20 near noon Sunday. Wind veering to west 25 Sunday afternoon.

Flurries ending this afternoon. Showers Sunday afternoon and evening. Visibility 1 mile or less in flurries.

Risk of freezing spray late this morning and this afternoon.

Temperatures minus 3 rising to plus 3 Sunday morning.

Waves

Issued 06:00 AM NST 06 December 2025
Today Tonight and Sunday. Seas 5 to 7 metres subsiding to 3 to 5 this morning and to 2 to 3 this afternoon. Seas subsiding to 1 to 2 near midnight and to 1 or less Sunday morning then building to 1 to 2 Sunday afternoon. Seas building to 2 to 3 Sunday evening.

Extended Forecast

Issued 03:00 AM NST 06 December 2025
Monday Wind northwest 15 to 20 knots diminishing to variable 10 to 15 in the morning then increasing to north 25 to 35 late in the day.
Tuesday Wind northwest 25 to 35 knots.
Wednesday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 5 December 2025 Today Tonight and Saturday 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 5 December 2025 Today Tonight and Saturday

Ice Edge

First ice edge estimated from New Brunswick near 4705N 6450W to
4758N 6416W to Gaspe Peninsula near 4830N 6413W. Sea ice east of the
ice edge.

Second ice edge estimated from Gaspe Peninsula near 4856N 6712W to
4956N 6635W to 4958N 6014W to Quebec near 5125N 5737W. Sea ice north
of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 1:30 PM EST 5 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 6 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 10:00 AM NST 06 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 10:00 AM NST 6 December 2025 Today Tonight and Sunday At 10:00 a.m. NST today low 961 mb located southeast of Funk
Island Bank.
By 10:00 a.m. NST Sunday low 963 mb located east of the Marine
District.

At 10:00 a.m. NST today quasi-stationary trough from low located
over southern Labrador Sea.

At 10:00 a.m. NST today ridge located on a line north-south over
the Maritimes.
By 10:00 a.m. NST Sunday dissipating ridge located on a line
northwest-southeast over Newfoundland.

Marine Weather Statement

Issued 2:55 AM NST 6 December 2025 A low pressure system southeast of Funk Island Bank will move to lie
east of the marine district by this afternoon. Storm to hurricane
force west to northwesterlies will diminish to gale to storm force
this morning before diminishing to strong to gale force this evening.

Marine interests are advised that hurricane force wind warnings are
in effect for Funk Island Bank and Northern Grand Banks.
Storm warnings are in effect for South Coast, East Coast, and
Southern Grand Banks. Gale warnings are in effect for all remaining
waters except Strait of Belle Isle - western half and Northeast Gulf.

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

Marine interests are also advised that water levels are expected to
exceed the highest astronomical tide with high waves and pounding
surf, impacting some coastal areas of Southwest Coast, South Coast
and East Coast this morning, most significant near high tide.

Atlantic - Maritimes Area

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Marine Weather for Canada

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