South Labrador Sea

Forecast

Marine Forecast

Issued 04:00 AM NDT 19 March 2019

Today Tonight and Wednesday.

Gale warning in effect.

Wind northwest 20 knots backing to west 25 near noon then to southwest 30 Wednesday morning. Wind increasing to northwest 35 to 45 Wednesday afternoon except southwest 35 over southeastern sections.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water moderate at times severe freezing spray.

Temperatures minus 12 to minus 4.

Waves

Issued 06:00 AM NDT 19 March 2019
Today Tonight and Wednesday. Outside the ice edge seas 3 to 5 metres subsiding to 2 to 3 this evening then building to 3 to 5 Wednesday evening.

Extended Forecast

Issued 04:00 AM NDT 19 March 2019
Thursday Wind northwest 25 to 35 knots diminishing to southwest 20 in the afternoon.
Friday Wind southwest 20 knots.
Saturday Wind east 25 knots.

Ice Forecast

Issued 10:00 AM EDT 18 March 2019 Today Tonight and Tuesday Bergy water except 3 tenths first-year ice including a trace of old ice in the southwestern section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 18 March 2019 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from near 4650N 5540W to 4620N 5245W to 4835N
5140W to 4710N 4800W to 4315N 5030W to 4225N 4910W to 4805N 4515W to
4910N 4725W to 5520N 5200W to 5625N 5730W to 5800N 5915W then
northward. Sea ice is north then west of the ice edge.

Ice Coverage

Bergy water except 3 tenths first-year ice including a trace of old
ice in the southwestern section.

 

Iceberg Bulletin

Issued 11:00 AM EDT 18 March 2019

Iceberg Limit

Iceberg limit at 0000 UTC 18 Mar estimated from Newfoundland near
4640N 5310W to 4340N 4930W to 4340N 4840W to 4555N 4315W to 4800N
4150W to 5200N 4500W to 5650N 5400W to 5940N 5800W to 6130N 5500W to
5900N 4900W then eastwards.

Western iceberg limit at 0000 UTC 18 Mar estimated from Quebec near
5110N 5840W to Newfoundland near 5010N 5730W.

Iceberg Count

More than 100 icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 04:00 AM NDT 19 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 04:00 AM NDT 19 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 4:00 AM NDT 19 March 2019 Today Tonight and Wednesday At 4:00 a.m. NDT today ridge located over western Labrador.
By 4:00 a.m. NDT Wednesday quasi-stationary ridge located on a
line east-west over the southern Grand Banks.

By 9:30 a.m. NDT Wednesday trough located on a line
northeast-southwest over the Northwest Labrador Sea.

At 4:00 a.m. NDT today departing low 970 mb located east of
Greenland.

Marine Weather Statement

Issued 3:46 AM NDT 19 March 2019 A trough of low pressure will descend from the Arctic on Wednesday.
Strong to gale force southwesterlies ahead of the trough will shift
to strong to gale force northwesterlies in its wake.

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

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

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