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Northwest Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 AM NST 17 December 2025

Today Tonight and Thursday.

Gale warning in effect.

Wind west 15 to 20 knots backing to south 15 to 20 this morning then increasing to south 25 near noon. Wind increasing to northwest 35 near midnight. Wind northwest 35 Thursday.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray over western sections today. Freezing spray Thursday.

Temperatures minus 7 to minus 3 rising to minus 2 this evening then falling to minus 11 to minus 5 Thursday morning.

Waves

Issued 06:00 AM NST 17 December 2025
Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 5 late overnight.

Extended Forecast

Issued 04:00 AM NST 17 December 2025
Friday Wind west 25 to 35 knots becoming southwest 25 in the afternoon then diminishing to southwest 15 late in the day.
Saturday Wind east 35 to 45 knots increasing to northeast 45 to 55.
Sunday Wind northwest 50 to 60 knots diminishing to northwest 35 to 45.

Ice Forecast

Issued 10:00 AM EST 16 December 2025 Today Tonight and Wednesday 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 16 December 2025 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4927N 5356W to 4944N 5358W
to 5012N 5536W to 5125N 5504W to 5349N 5528W to 5633N 6011W 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 16 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 17 Dec estimated from Newfoundland near
5020N 5628W to 5030N 5515W to 5330N 5200W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Northwest Labrador Sea

Issued 04:00 AM NST 17 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 04:00 AM NST 17 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 AM NST 17 December 2025 Today Tonight and Thursday At 4:00 a.m. NST today low 943 mb located southeast of Greenland.
By 9:30 a.m. NST today departing low 945 mb located southeast
of Greenland.

At 4:00 a.m. NST today trough located on a line northeast-southwest
over Ontario.
By 4:00 a.m. NST Thursday trough located on a line north-south
over Labrador Sea.

At 4:00 a.m. NST today ridge located on a line north-south over
the Mid Labrador Coast.
By 4:00 a.m. NST Thursday departing ridge located east of the East
Labrador Sea.

Marine Weather Statement

Issued 3:55 AM NST 17 December 2025 An intense low pressure system southeast of Greenland will depart to
the east this morning. Strong to gale force northwesterlies over the
East Labrador Sea will diminish this morning as the low departs.

A trough of low pressure currently over Ontario will cross the marine
district tonight and Thursday. Strong to gale force northwesterlies
will develop behind the trough tonight.

Marine interests are advised that gale warnings are in effect for all
waters except Lake Melville.

Marine interests are also advised that freezing spray warnings are in
effect for all waters.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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