South Labrador Sea - northwestern half

Forecast

Marine Forecast

Issued 04:00 AM NST 03 March 2015

Today Tonight and Wednesday

Gale warning in effect.

Wind variable 10 to 15 knots increasing to north 25 this morning and to northwest 35 to 45 this afternoon. Wind diminishing to northwest 25 to 35 late overnight then becoming west 25 Wednesday afternoon. Wind diminishing to west 10 to 15 Wednesday evening.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water occasional freezing spray beginning this morning and ending Wednesday evening.

Temperatures minus 5 to zero falling to minus 12 to minus 6 Wednesday morning.

Waves

Issued 06:00 PM NST 02 March 2015
Tonight and Tuesday Outside the ice edge seas 1 to 2 metres building to 2 to 3 Tuesday afternoon and to 4 to 6 Tuesday evening.

Extended Forecast

Issued 04:00 AM NST 03 March 2015
Thursday Wind variable 10 to 15 knots increasing to northeast 25 in the morning and to northwest 25 to 35 late in the day.
Friday Wind northwest 35 to 45 knots.
Saturday Wind west 25 to 35 knots.

Ice Forecast

South Labrador Sea - northern half

Issued 10:00 AM EST 2 March 2015 Today Tonight and Tuesday Bergy water except 9 tenths of first-year ice including a trace of multi-year ice in the extreme western section. 

South Labrador Sea - southern half

Issued 10:00 AM EST 2 March 2015 Today Tonight and Tuesday Bergy water except 9 tenths of first-year ice in the extreme southwestern section. 

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Ice Conditions

Ice Forecasts

South Labrador Sea - northern half

Issued 10:00 AM EST 2 March 2015 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4735N 5240W to 4710N 4645W
to 5110N 4805W to 5450N 5200W to 5550N 5505W to 5800N 5730W then
northward. Sea ice north and west of the ice edge.

Ice Coverage

Bergy water except 9 tenths of first-year ice including a trace of
multi-year ice in the extreme western section.

Ice Forecasts

South Labrador Sea - southern half

Issued 10:00 AM EST 2 March 2015 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4735N 5240W to 4710N 4645W
to 5110N 4805W to 5450N 5200W to 5550N 5505W to 5800N 5730W then
northward. Sea ice north and west of the ice edge.

Ice Coverage

Bergy water except 9 tenths of first-year ice in the extreme
southwestern section.

 

Iceberg Bulletin

Issued 11:00 AM EST 2 March 2015

Iceberg Limit

Iceberg limit at 0000 UTC 2 Mar estimated from Newfoundland near
4638N 5308W to 4615N 4759W to 4643N 4616W to 4959N 4600W to 5200N
4647W to 5959N 5753W.

Western iceberg limit at 0000 UTC 2 Mar estimated from Quebec near
5118N 5831W to Newfoundland near 5033N 5719W.

Iceberg Count

26 to 50 icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea - northwestern half

Issued 04:00 AM NST 03 March 2015

'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 - northwestern half

Issued 04:00 AM NST 03 March 2015

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 4:00 AM NST 3 March 2015 Today Tonight and Wednesday At 4:00 a.m. NST today deepening low 966 mb located northeast
of Newfoundland.
By 4:00 a.m. NST Wednesday low 950 mb located south of Greenland.

At 4:00 a.m. NST today intensifying trough located on a line
northwest-southeast over the Northwest Labrador Sea.
By 4:00 a.m. NST Wednesday trough located on a line east-west over
the South Labrador Sea.

Marine Weather Statement

Issued 3:51 AM NST 3 March 2015 A rapidly intensifying low pressure system will track northeastward
southeast of the Labrador Sea today. Gale to storm force northerlies
and northeasterlies north of this feature will spread northeastward
across southern portions of the marine district today. Storm to gale
force northwesterlies will diminish tonight and Wednesday in the lows
wake.

A trough of low pressure will also strengthen over the Northwest
Labrador Sea today while remaining quasi-stationary. Strong to gale
force northwesterlies will develop west of this trough today.
These winds will ease tonight as the trough drifts southeastward and
weakens.

Marine interests are advised that storm warnings are in effect for
the South Labrador Coast, Mid Labrador Coast, South Labrador Sea -
southeastern half and East Labrador Sea - southeastern half.
Gale warnings are in effect for all remaining waters except Lake
Melville and the Northwest Labrador Sea - northeastern half.

Marine interests are also advised that freezing spray warnings are in
effect for all open waters.

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