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Government of Canada / Gouvernement du Canada

South Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 09:30 AM NDT 19 March 2026

Today Tonight and Friday.

Wind northwest 25 knots backing to southwest 15 to 20 this evening then diminishing to variable 10 to 15 Friday morning.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray ending Friday morning.

Temperatures minus 16 to minus 8 rising to minus 12 to minus 5 Friday afternoon.

Waves

Issued 06:00 AM NDT 19 March 2026
Today Tonight and Friday. Outside the ice edge seas 3 to 5 metres subsiding to 2 to 3 this evening and to 1 to 2 Friday morning. Seas subsiding to 1 or less Friday evening.

Extended Forecast

Issued 04:00 AM NDT 19 March 2026
Saturday Wind southwest 15 to 20 knots increasing to southwest 25 in the afternoon then veering to northwest 25 late in the day.
Sunday Wind northwest 25 to 35 knots.
Monday Wind northwest 25 to 35 knots becoming northwest 25.

Ice Forecast

Issued 10:00 AM EDT 18 March 2026 Today Tonight and Thursday Bergy water except 4 tenths first-year ice including a trace of old ice in the western section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 18 March 2026 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4746N 5243W to 5131N 4848W
to 5511N 5207W to 5652N 5608W to 6000N 5815W to 6159N 5721W then
northeastward. Sea ice west of the ice edge.

Ice Coverage

Bergy water except 4 tenths first-year ice including a trace of old
ice in the western section.

 

Iceberg Bulletin

Issued 3:08 PM EDT 18 March 2026

Iceberg Limit

Iceberg limit at 0000 UTC 19 Mar estimated from Newfoundland near
4640N 5310W to 4530N 4530W to 4530N 4400W to 4815N 4240W to 5200N
4700W to 5650N 5345W to 5930N 5700W to 6120N 5400W to 5815N 4855W
then eastward.

Iceberg Count

Unknown number of icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 9:30 AM NDT 19 March 2026 Today Tonight and Friday At 9:30 a.m. NDT today low 972 mb located east of Greenland.
By 9:30 p.m. NDT tonight departing low 972 mb located east of
Greenland.

At 9:30 a.m. NDT today ridge located on a line northwest-southeast
over western Labrador.
By 4:00 a.m. NDT Friday ridge located on a line northwest-southeast
over Labrador Coast.

Arctic - Eastern Arctic Area

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