Northwest Labrador Sea - western half

Forecast

Marine Forecast

Issued 09:30 AM NDT 24 March 2017

Today Tonight and Saturday

Wind northwest 25 knots diminishing to variable 15 to 20 near noon then increasing to south 30 early this evening. Wind veering to west 25 late overnight then backing to southwest 15 to 20 Saturday morning. Wind diminishing to variable 10 to 15 Saturday afternoon.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray ending Saturday afternoon.

Temperatures minus 14 to minus 6 rising to minus 4 overnight then falling to minus 16 to minus 8 Saturday morning.

Waves

Issued 06:00 AM NDT 24 March 2017
Today Tonight and Saturday Outside the ice edge seas 2 to 3 metres subsiding to 1 to 2 this afternoon then building to 3 to 4 near midnight. Seas subsiding to 2 to 3 Saturday morning and to 1 to 2 Saturday afternoon.

Extended Forecast

Issued 04:00 AM NDT 24 March 2017
Sunday Wind variable 10 to 15 knots increasing to north 35 to 45 in the morning.
Monday Wind north 25 to 35 knots.
Tuesday Wind northwest 15 to 20 knots.

Ice Forecast

Issued 11:00 AM EDT 24 March 2017 Today Tonight and Saturday 7 tenths of first-year ice including a trace of old ice except 9 plus tenths of first-year ice including 1 tenth of old ice in the northwestern section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 24 March 2017 Today Tonight and Saturday

Ice Edge

Ice edge estimated from 5800N 5700W to 6025N 5805W to 6100N 5725W
then northeastward. Sea ice west of the ice edge.

Ice Coverage

7 tenths of first-year ice including a trace of old ice except 9
plus tenths of first-year ice including 1 tenth of old ice in the
northwestern section.

 

Iceberg Bulletin

Issued 11:00 AM EDT 24 March 2017

Iceberg Limit

Iceberg limit at 0000 UTC 24 Mar estimated from Newfoundland near
4700N 5304W to 4515N 4800W to 4515N 4600W to 4715N 4200W to 4945N
4200W to 5130N 4630W to 5300N 5000W to 5600N 5200W then eastwards.

Western iceberg limit at 0000 UTC 24 Mar estimated from Quebec near
5015N 5958W to Newfoundland near 4922N 5814W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Freezing spray warning in effect

Northwest Labrador Sea

Issued 09:30 AM NDT 24 March 2017

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 24 March 2017 Today Tonight and Saturday At 9:30 a.m. NDT today low 979 mb located south of Greenland.
By 4:00 p.m. NDT today departing low 974 mb located southeast
of Greenland.

At 9:30 a.m. NDT today low 994 mb located over northern Quebec.
By 9:30 a.m. NDT Saturday low 990 mb located over the Northwest
Labrador Sea.

At 9:30 a.m. NDT today trough from 994 mb low located over Quebec.
By 9:30 a.m. NDT Saturday trough from 990 mb low located over
Labrador Sea.

At 9:30 a.m. NDT today ridge located over central Labrador.
By 4:00 a.m. NDT Saturday departing ridge located east of Labrador
Sea.

Marine Weather Statement

Issued 9:23 AM NDT 24 March 2017 Strong to gale force northwesterlies associated with a departing low
pressure system south of Greenland will diminish today.

A trough of low pressure will sweep across the Labrador Sea tonight
ahead of another low pressure system approaching from Northern
Quebec. Strong to gale force westerlies are expected with the passage
of the trough. Gale to storm force northwesterlies will develop over
the North Labrador Coast late on Friday behind the low as it tracks
into the Northwest Labrador Sea.

Marine interests are advised that a storm warning is in effect for
the North Labrador Coast - north of Saglek. Gale warnings are in
effect for all remaining waters except Lake Melville and the
Northwest Labrador Sea.

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

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