South Labrador Sea - western half


Marine Forecast

Issued 09:30 PM NDT 28 April 2016

Tonight and Friday

Gale warning in effect.

Wind north 25 to 35 knots becoming northeast 25 near midnight then increasing to northeast 35 to 45 Friday morning except southwest 35 over southern sections Friday morning and afternoon.

Snow and rain. Fog patches forming late overnight and dissipating Friday morning. Visibility 1 mile or less in snow and in fog patches.

Temperatures minus 2 to plus 3.


Issued 06:00 PM NDT 28 April 2016
Tonight and Friday Outside the ice edge seas 3 to 5 metres building to 6 to 8 near noon Friday then subsiding to 4 to 6 Friday evening.

Extended Forecast

Issued 04:00 PM NDT 28 April 2016
Saturday Wind north 25 knots.
Sunday Wind northwest 25 knots diminishing to northwest 15 to 20.
Monday Wind west 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 28 April 2016 Today Tonight and Friday 8 tenths of first-year ice including a trace of old ice in the extreme northwestern section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 28 April 2016 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland 4840N 5300W to 4920N 5140W to
5140N 4950W to 5520N 5215W to 5605N 5520W to 5800N 5730W then
northward. Sea ice west of the ice edge.

Ice Coverage

8 tenths of first-year ice including a trace of old ice in the
extreme northwestern section.


Iceberg Bulletin

Issued 11:00 AM EDT 28 April 2016

Iceberg Limit

Iceberg limit at 0000 UTC 28 Apr estimated from Newfoundland near
4644N 5305W to 4400N 4945W to 4400N 4745W to 4515N 4245W to 4700N
4130W to 4845N 4215W to 5000N 4315W to 5300N 4730W to 5600N 4900W
then eastwards.

Western iceberg limit at 0000 UTC 28 Apr estimated from Quebec near
5119N 5759W to Newfoundland near 5042N 5723W.

Iceberg Count

Unknown number of icebergs.

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 9:30 PM NDT 28 April 2016

'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.


Technical Marine Synopsis

Issued 9:30 PM NDT 28 April 2016 Tonight and Friday At 9:30 p.m. NDT tonight low 993 mb located over the South
Labrador Sea.
By 4:00 a.m. NDT Friday merging low 979 mb located northeast of
Belle Isle Bank.

At 9:30 p.m. NDT tonight intensifying low 995 mb located east of
Belle Isle Bank.
By 4:00 p.m. NDT Friday low 976 mb located over southwestern
Labrador Sea.

Marine Weather Statement

Issued 9:21 PM NDT 28 April 2016 A low pressure system over the South Labrador Sea and a low pressure
system east of Belle Isle Bank will track northeastwards to merge
into one system northeast of Belle Isle Bank overnight tonight.
The resulting low will intensify as it moves back southwestwards
towards the South Labrador Coast on Friday. Strong to gale force
northeast to northwesterlies will continue to develop tonight ahead
of these features.

Marine interests are advised that gale warnings are in effect for all
waters except Lake Melville.

Marine interests are also advised that freezing spray warnings are in
effect for the South Labrador Coast and Mid Labrador Coast.

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