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Northwest Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 AM NDT 12 March 2026

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 35 knots diminishing to northwest 25 this afternoon. Wind northwest 25 tonight and Friday.

Flurries. Visibility as low as 1 mile in flurries.

Freezing spray warning in effect.

Over open water freezing spray.

Temperatures minus 15 to minus 7.

Waves

Issued 06:00 AM NDT 12 March 2026
Today Tonight and Friday. Outside the ice edge seas 4 to 6 metres subsiding to 3 to 4 near noon and to 2 to 3 early this evening. Seas subsiding to 1 to 2 late overnight then building to 2 to 3 Friday afternoon.

Extended Forecast

Issued 04:00 AM NDT 12 March 2026
Saturday Wind northwest 35 knots diminishing to northwest 25 in the afternoon.
Sunday Wind west 15 to 20 knots veering to northwest 25.
Monday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 11 March 2026 Today Tonight and Thursday 1 tenth first-year ice including a trace of old ice except 7 tenths first-year ice including a trace of old ice in the western section. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 11 March 2026 Today Tonight and Thursday

Ice Edge

First ice edge estimated from 4640N 5530W to 4628N 5339W to
Newfoundland near 4638N 5314W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 4746N 5243W to
4845N 5230W to 5001N 5302W to 5141N 4911W to 5500N 5130W to 5700N
5600W to 6000N 5815W to 6159N 5721W then northeastward. Sea ice west
of the ice edge.

Ice Coverage

1 tenth first-year ice including a trace of old ice except 7 tenths
first-year ice including a trace of old ice in the western section.

 

Iceberg Bulletin

Issued 2:59 PM EDT 11 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Mar estimated from Newfoundland near
4640N 5310W to 4520N 4930W to 4555N 4410W to 4815N 4300W to 5930N
5700W to 6120N 5400W to 5825N 4900W then eastward.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Northwest Labrador Sea

Issued 04:00 AM NDT 12 March 2026

'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 NDT 12 March 2026

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 NDT 12 March 2026 Today Tonight and Friday At 4:00 a.m. NDT today low 984 mb located over the East Labrador
Sea.
By 4:00 p.m. NDT today departing low 994 mb located southeast
of Greenland.

At 4:00 a.m. NDT Friday deepening low 993 mb located over western
Newfoundland.
By 9:30 p.m. NDT Friday low 963 mb located over Belle Isle Bank.

At 4:00 a.m. NDT today ridge located from the Grand Banks to
Hudson Bay.
By 4:00 a.m. NDT Friday ridge located on a line northwest-southeast
over the East Labrador Sea.

Marine Weather Statement

Issued 3:56 AM NDT 12 March 2026 An intense low pressure system over the East Labrador Sea will track
southeastward to lie southeast of Greenland by this afternoon.
Gale to storm force northwesterly winds south of and on the back side
of the low will gradually ease today as a ridge of high pressure
builds in from the west.

A deepening low pressure system will approach the marine district
from the southwest on Friday. Gale to storm force northwesterlies to
northerlies will develop over southern waters on Friday ahead of the
low.

Marine interests are advised that storm warnings are in effect for
South Labrador Coast, South Labrador Sea, and East Labrador Sea.
Gale warnings are in effect for all remaining waters except Lake
Melville and North Labrador Coast - Saglek and south.

Marine interests are also advised that freezing spray warnings are in
effect for the Labrador Sea.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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