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South Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 AM NDT 22 April 2026

Today Tonight and Thursday.

Wind northwest 20 knots except variable 10 to 15 over northeastern sections. Wind increasing to north 25 this evening then becoming southeast 25 late overnight. Wind backing to east 15 to 20 Thursday evening.

Periods of snow or rain changing to periods of freezing rain or rain this afternoon then to periods of rain or snow Thursday morning and ending Thursday afternoon. Fog patches forming overnight. Visibility 1 mile or less in precipitation and in fog patches.

Temperatures minus 5 to plus 2 rising to zero to plus 5 overnight.

Waves

Issued 06:00 AM NDT 22 April 2026
Today Tonight and Thursday. Outside the ice edge seas 1 to 2 metres building to 2 to 3 early this evening.

Extended Forecast

Issued 04:00 AM NDT 22 April 2026
Friday Wind northeast 15 to 20 knots backing to north 25 in the afternoon.
Saturday Wind northeast 25 knots.
Sunday Wind north 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 21 April 2026 Today Tonight and Wednesday 1 tenth first-year ice including a trace of old ice except 5 tenths first-year ice including a trace of old ice in the western section. 

[ Canadian Ice Service ]

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Map of Arctic - Eastern Arctic marine weather areas Tasiujaq Airport Saglek Nain Airport Cape Kiglapait Chesterfield Inlet Airport Cape Kakkiviak Coral Harbour Airport Salluit Airport Quaqtaq Airport Kangiqsualujjuaq Airport Kangirsuk Airport Akulivik Airport Kangiqsujuaq Airport Aupaluk Airport Ivujivik Airport Puvirnituq Airport Cape Liverpool Igloolik Airport Sanirajak (Hall Beach Airport) Grise Fiord Airport Fort Ross Cape Mercy Clyde River Airport Shepherd Bay Airport Whale Cove Airport Iqaluit Airport Cape Hooper Cape Dyer Kinngait (Cape Dorset Airport) Baker Lake Airport Arctic Bay Qikiqtarjuaq Airport Brevoort Island Pangnirtung Airport Wager Bay Taloyoak Airport Rowley Island Airport Resolute Airport Naujaat Pond Inlet Airport Gjoa Haven Airport Longstaff Bluff Kimmirut Airport Kugaaruk Airport Rankin Inlet Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 21 April 2026 Today Tonight and Wednesday

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 5 tenths
first-year ice including a trace of old ice in the western section.

 

Iceberg Bulletin

Issued 2:30 PM EDT 21 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 22 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 5740N 4850W
then eastward.

Iceberg Count

Unknown number of icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 4:00 AM NDT 22 April 2026 Today Tonight and Thursday At 4:00 a.m. NDT today intensifying storm 1018 mb located over
the northwestern South Labrador Sea.
By 4:00 p.m. NDT today dissipating low 1022 mb located over the
southern Northwest Labrador Sea.

At 4:00 a.m. NDT today trough located on a line north-south over
Funk Island Bank.
By 4:00 a.m. NDT Thursday trough located on a line north-south
over Labrador Sea.

At 4:00 a.m. NDT today ridge located on a line north-south over
western Labrador.
By 4:00 p.m. NDT today quasi-stationary ridge located on a line
north-south over the Torngat Mountains.

Marine Weather Statement

Issued 3:53 AM NDT 22 April 2026 A trough of low pressure is forecast to approach the district from
the southeast this evening and move to lie along the Labrador coast
on Thursday afternoon. Strong to gale force northerlies will develop
to the west of the trough.

Marine interests are advised that gale warnings are in effect for Mid
Labrador Coast and North Labrador Coast.

Arctic - Eastern Arctic Area

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Marine Weather for Canada

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