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South Labrador Sea

Forecast

Marine Forecast

Issued 09:30 AM NST 19 January 2021

Today Tonight and Wednesday.

Gale warning in effect.

Wind southeast 15 to 20 knots becoming variable 15 to 20 this evening then increasing to northwest 25 late overnight. Wind becoming east 25 Wednesday morning except northwest 35 over northwestern sections. Wind becoming east 35 Wednesday afternoon.

Flurries ending this afternoon. Snow or rain and fog patches overnight and Wednesday.

Freezing spray warning in effect.

Over open water freezing spray over northwestern sections late overnight and Wednesday.

Temperatures minus 2 to plus 2 falling to minus 8 to zero overnight then rising to plus 2 Wednesday evening.

Waves

Issued 06:00 AM NST 19 January 2021
Today Tonight and Wednesday. Outside the ice edge seas 3 to 4 metres subsiding to 2 to 3 this morning then building to 3 to 5 Wednesday morning. Seas building to 6 to 8 Wednesday afternoon.

Extended Forecast

Issued 04:00 AM NST 19 January 2021
Thursday Wind southeast 25 to 35 knots diminishing to southeast 20 in the afternoon.
Friday Wind variable 15 knots increasing to east 20.
Saturday Wind northeast 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EST 19 January 2021 Today Tonight and Wednesday Bergy water except 6 tenths grey ice including 1 tenth grey-white ice in the extreme western section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 19 January 2021 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 5105N 5545W to 5220N 5340W
to 5500N 5445W to 5800N 5730W then northeastward. Sea ice west of
the ice edge.

Ice Coverage

Bergy water except 6 tenths grey ice including 1 tenth grey-white
ice in the extreme western section.

 

Iceberg Bulletin

Issued 2:30 PM EST 18 January 2021

Iceberg Limit

Iceberg limit at 0000 UTC 19 Jan estimated from Newfoundland near
5120N 5534W to 5130N 5345W to 5700N 5330W to 5935N 5620W to 6430N
5530W to 6000N 5100W to 5640N 4725W then eastwards.

Western iceberg limit at 0000 UTC 19 Jan estimated from the Labrador
coast near 5142N 5628W to Newfoundland near 5129N 5613W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 09:30 AM NST 19 January 2021

'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 NST 19 January 2021

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 NST 19 January 2021 Today Tonight and Wednesday At 9:30 a.m. NST today trough located on a line northwest-southeast
over the Northwest Labrador Sea.
By 4:00 a.m. NST Wednesday trough located on a line north-south
over the Northwest Labrador Sea.

At 9:30 a.m. NST today low 985 mb located over the northern
Grand Banks.
By 9:30 a.m. NST Wednesday low 972 mb located over northeastern
Funk Island Bank.

Marine Weather Statement

Issued 9:29 AM NST 19 January 2021 A trough of low pressure over the Northwest Labrador Sea will remain
nearly stationary today before moving westwards towards the Labrador
coast on Wednesday as a low pressure system approaches from the
south. Gale to storm force east to southeasterlies are forecast to
the east of this trough, while strong to gale force northwesterlies
will develop to its west on Wednesday.

Marine interests are advised that a storm warning is in effect for
East Labrador Sea. Gale warnings are in effect for all remaining
waters except Lake Melville.

Marine interests are also advised that freezing spray warnings are in
effect for South Labrador Coast, Mid Labrador Coast, South Labrador
Sea, and Northwest Labrador Sea - southwestern half.

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