South Labrador Sea

Forecast

Marine Forecast

Issued 09:30 AM NDT 21 March 2019

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 25 knots backing to southwest 25 this afternoon then increasing to southwest 35 this evening. Wind veering to northwest 25 to 35 Friday evening.

Flurries ending this afternoon. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray ending overnight. Freezing spray beginning Friday evening.

Temperatures minus 14 to minus 6 rising to plus 1 overnight then falling to minus 6 Friday evening.

Waves

Issued 06:00 AM NDT 21 March 2019

South Labrador Sea - eastern half

Today Tonight and Friday. Outside the ice edge seas 4 to 6 metres subsiding to 3 to 4 early this evening then building to 4 to 6 near midnight. Seas subsiding to 3 to 4 Friday evening.

South Labrador Sea - western half

Today Tonight and Friday. Outside the ice edge seas 2 to 3 metres subsiding to 1 to 2 this afternoon then building to 2 to 3 late overnight. Seas building to 3 to 4 Friday afternoon.

Extended Forecast

Issued 04:00 AM NDT 21 March 2019
Saturday Wind east 25 to 35 knots.
Sunday Wind west 25 to 35 knots.
Monday Wind west 35 knots.

Ice Forecast

Issued 10:00 AM EDT 21 March 2019 Today Tonight and Friday Bergy water except 7 tenths first-year ice including a trace of old ice in the extreme western and southwestern sections. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 21 March 2019 Today Tonight and Friday

Ice Edge

Ice edge estimated from near 4650N 5540W to 4620N 5245W to 4835N
5140W to 4710N 4800W to 4315N 5030W to 4235N 4840W to 4720N 4500W to
4820N 4505W to 4915N 4715W to 5050N 4750W to 5520N 5200W to 5625N
5710W to 5800N 5830W then northward. Sea ice is north then west of
the ice edge.

Ice Coverage

Bergy water except 7 tenths first-year ice including a trace of old
ice in the extreme western and southwestern sections.

 

Iceberg Bulletin

Issued 11:00 AM EDT 20 March 2019

Iceberg Limit

Iceberg limit at 0000 UTC 20 Mar estimated from Newfoundland near
4640N 5310W to 4230N 5000W to 4230N 4840W to 4615N 4225W to 4900N
4225W to 5400N 4835W to 5650N 5400W to 5940N 5800W to 6130N 5500W to
5900N 4900W then eastwards.

Western iceberg limit at 0000 UTC 20 Mar estimated from Quebec near
5045N 5925W to Newfoundland near 4945N 5745W.

Iceberg Count

51 to 100 icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 09:30 AM NDT 21 March 2019

'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

South Labrador Sea

Issued 09:30 AM NDT 21 March 2019

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 9:30 AM NDT 21 March 2019 Today Tonight and Friday At 9:30 a.m. NDT today ridge located over the Mid Labrador Coast.
By 9:30 p.m. NDT tonight departing ridge located over the East
Labrador Sea.

At 4:00 p.m. NDT today low 986 mb located over northern Quebec.
By 9:30 a.m. NDT Friday low 986 mb located over the East Labrador
Sea.

Marine Weather Statement

Issued 9:26 AM NDT 21 March 2019 A low pressure system will move over northern waters overnight
tonight and then move eastward to lie near the Greenland coast by
Friday evening. Strong to gale force southwesterlies ahead of the low
will shift to strong to gale force northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect North
Labrador Coast and the Labrador Sea.

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

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