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Colour-coded Weather Alerts

Colour-coded Weather Alerts

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East Coast - Cape St. Francis and south

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NST 05 December 2025

Today Tonight and Saturday.

Storm warning in effect.

Wind west 35 to 45 knots except west 50 to 60 over southern sections. Wind becoming west 50 to 60 this evening then diminishing to northwest 35 to 45 Saturday morning. Wind diminishing to northwest 25 to 35 Saturday evening.

Rain or snow changing to flurries near noon. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray over northwestern sections late this afternoon tonight and Saturday morning.

Temperatures zero falling to minus 5 to minus 2 this afternoon.

Waves

Issued 06:00 AM NST 05 December 2025
Today Tonight and Saturday. Seas 3 to 5 metres building to 5 to 7 near noon and to 8 to 11 this evening. Seas subsiding to 5 to 7 Saturday morning and to 3 to 5 Saturday evening.

Extended Forecast

Issued 03:00 AM NST 05 December 2025
Sunday Wind northwest 25 knots diminishing to northwest 15 to 20 in the morning.
Monday Wind west 15 to 20 knots becoming variable 15.
Tuesday Wind west 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 Newfoundland near 5039N 5607W to 5042N
5551W to 5141N 5511W to 5142N 5511W to 5147N 5545W to Newfoundland
near 5137N 5557W. Sea ice west then south of the ice edge.

Second ice edge estimated from Labrador near 5347N 5630W to 5445N
5700W to 5547N 5953W to 5646N 6052W to 5928N 6239W to Labrador near
6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 1:30 PM EST 4 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 5 Dec estimated from Newfoundland near
4900N 5350W to 4900N 4815W to 5000N 4700W to 5100N 4730W to 5945N
5730W to 6120N 5340W then eastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs north of the
iceberg limit.
Warnings

Warnings (In effect)

Storm warning in effect

East Coast

Issued 10:00 AM NST 05 December 2025

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Freezing spray warning in effect

East Coast

Issued 10:00 AM NST 05 December 2025

Moderate or severe freezing spray is occurring or expected to occur in this marine area. 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 5 December 2025 Today Tonight and Saturday At 10:00 a.m. NST today deepening low 979 mb located northeast
of Newfoundland.
By 3:00 a.m. NST Saturday low 956 mb located east of Funk Island
Bank.

At 3:00 a.m. NST Saturday approaching ridge located on a line
north-south over the Maritimes.

Marine Weather Statement

Issued 10:06 AM NST 5 December 2025 An intensifying low pressure system northeast of Newfoundland will
move to lie and meander over Funk Island Bank this afternoon and
evening. Strong to gale force southeasterly to northeasterly winds
will spread over eastern and northern waters ahead of the low while
gale to storm force west to northwesterlies will spread over most
waters in its wake. Winds will further intensify to storm to
hurricane force west to northwesterlies tonight as the low deepens,
before slowly diminishing on Saturday as the low moves east of the
marine district.

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 Gulf - Port au Port, Southwest
Coast, South Coast, East Coast, Northeast Coast, and Southern Grand
Banks. Gale warnings are in effect for Strait of Belle Isle - eastern
half, Northeast Gulf, and Belle Isle Bank.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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