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Northwest Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 PM NST 04 December 2025

Tonight and Friday.

Gale warning in effect.

Wind south 25 knots diminishing to south 15 to 20 this evening then becoming variable 15 late overnight. Wind increasing to northwest 25 near noon Friday and to northwest 35 Friday evening.

Flurries becoming showers or flurries Friday evening. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Freezing spray over western sections late this afternoon and this evening. Freezing spray over northwestern sections Friday afternoon.

Temperatures minus 5 to zero rising to minus 3 to plus 3 Friday evening.

Waves

Issued 06:00 PM NST 04 December 2025
Tonight and Friday. Seas 2 to 3 metres subsiding to 1 to 2 this evening then building to 2 to 3 Friday afternoon except 4 to 6 over southeastern sections Friday late in the day.

Extended Forecast

Issued 04:00 PM NST 04 December 2025
Saturday Wind northwest 25 to 35 knots diminishing to north 20 in the afternoon then veering to east 25 late in the day.
Sunday Wind variable 15 to 20 knots.
Monday Wind variable 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EST 4 December 2025 Today Tonight and Friday Bergy water. 

[ Canadian Ice Service ]

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Map of Hudson - Hudson Bay marine weather areas Akulivik Airport Coral Harbour Airport Eastmain Airport Inukjuak Airport La Grande Rivière Airport Moosonee Airport Peawanuck Airport Fort Severn Airport Waskaganish Airport Churchill Airport Wemindji Airport Baker Lake Airport Rankin Inlet Airport Sanikiluaq Airport Whale Cove Airport Kinngait (Cape Dorset Airport) Iqaluit Airport Wager Bay Kimmirut Airport Cape Kakkiviak Tasiujaq Airport Salluit Airport Quaqtaq Airport Kuujjuaq Airport Kangiqsualujjuaq Airport Kangirsuk Airport Kangiqsujuaq Airport Kuujjuarapik Airport Puvirnituq Airport Aupaluk Airport Chesterfield Inlet Airport Ivujivik Airport Umiujaq Airport Arviat Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 4 December 2025 Today Tonight and Friday

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

Bergy water.

 

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

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Northwest Labrador Sea

Issued 4:00 PM NST 04 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.

Freezing spray warning in effect

Northwest Labrador Sea

Issued 4:00 PM NST 04 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 4:00 PM NST 4 December 2025 Tonight and Friday At 9:30 p.m. NST tonight trough located south of Greenland.
By 9:30 p.m. NST Friday trough located on a line northwest-southeast
over Labrador Sea.

At 4:00 p.m. NST today ridge located on a line north-south over
the East Labrador Sea.
By 9:30 a.m. NST Friday dissipating ridge located on a line
northwest-southeast over Labrador Sea.

Marine Weather Statement

Issued 3:57 PM NST 4 December 2025 A trough of low pressure south of Greenland will approach from the
east tonight. Strong to gale force southeasterlies will develop to
the east of the trough Friday morning. As the trough intensifies,
strong to gale force north to northwesterlies will develop to its
west Friday afternoon.

Marine interests are advised that gale warnings are in effect for Mid
Labrador Coast - north of Hopedale, North Labrador Coast, and the
Labrador Sea.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except Lake Melville, South Labrador Coast, and
East Labrador Sea.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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