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Northwest Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 09:30 PM NDT 20 April 2026

Tonight and Tuesday.

Gale warning in effect.

Wind south 35 knots except northwest 35 over western sections. Wind diminishing to northwest 25 late overnight and to northwest 15 to 20 near noon Tuesday.

Snow or rain changing to flurries overnight. Visibility 1 mile or less in precipitation.

Temperatures minus 3 to plus 2 falling to minus 7 to zero Tuesday morning.

Waves

Issued 06:00 PM NDT 20 April 2026
Tonight and Tuesday. Outside the ice edge seas 3 to 5 metres subsiding to 2 to 3 Tuesday evening.

Extended Forecast

Issued 04:00 PM NDT 20 April 2026
Wednesday Wind north 20 knots.
Thursday Wind northeast 25 knots.
Friday Wind north 20 knots.

Ice Forecast

Issued 10:00 AM EDT 20 April 2026 Today Tonight and Tuesday 1 tenth first-year ice including a trace of old ice except 6 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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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 20 April 2026 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4745N 5243W to 4641N 4618W
to 5530N 5230W to 5700N 5600W to 6045N 5800W to 6200N 5700W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

1 tenth first-year ice including a trace of old ice except 6 tenths
first-year ice including a trace of old ice in the western section.

 

Iceberg Bulletin

Issued 2:30 PM EDT 20 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 21 Apr estimated from Newfoundland near
4655N 5400W to 4415N 5210W to 4340N 4630W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Northwest Labrador Sea

Issued 9:30 PM NDT 20 April 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.

Synopsis

Technical Marine Synopsis

Issued 9:30 PM NDT 20 April 2026 Tonight and Tuesday At 9:30 p.m. NDT tonight trough located on a line north-south over
the Northwest Labrador Sea.
By 9:30 p.m. NDT Tuesday trough located on a line
northwest-southeast over the East Labrador Sea.

At 9:30 p.m. NDT tonight quasi-stationary ridge located over
eastern Greenland.

Marine Weather Statement

Issued 9:19 PM NDT 20 April 2026 A trough of low pressure over the Northwest Labrador Sea will slowly
move eastward to lie over the East Labrador Sea by Tuesday morning,
while a ridge of high pressure over Eastern Greenland remains nearly
stationary. Gale to storm force south to southeasterlies ahead of the
trough will shift to strong to gale force northwesterlies in its
wake.

Marine interests are advised that a storm warning is in effect for
East Labrador Sea. A gale warning is in effect for Northwest Labrador
Sea.

Hudson - Hudson Bay Area

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Marine Weather for Canada

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