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Northwest Labrador Sea - southeastern half

Forecast

Marine Forecast

Issued 09:30 AM NST 04 February 2023

Today Tonight and Sunday.

Storm warning in effect.

Wind northeast 50 to 60 knots backing to northwest 50 to 60 this evening then diminishing to northwest 35 Sunday morning. Wind backing to west 25 to 35 Sunday afternoon.

Snow changing to flurries this evening. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Over open water moderate freezing spray becoming severe this afternoon.

Temperatures minus 8 to minus 4 falling to minus 22 to minus 14 Sunday morning.

Waves

Issued 06:00 AM NST 04 February 2023
Today Tonight and Sunday. Outside the ice edge seas 3 to 5 metres building to 7 to 9 this morning then subsiding to 5 to 7 Sunday morning. Seas subsiding to 3 to 5 Sunday afternoon.

Extended Forecast

Issued 04:00 AM NST 04 February 2023
Monday Wind west 25 to 35 knots.
Tuesday Wind northwest 25 knots diminishing to southeast 15 to 20.
Wednesday Wind northeast 25 knots.

Ice Forecast

Issued 11:00 AM EST 3 February 2023 Today Tonight and Saturday Bergy water except 7 tenths first-year ice including a trace of old ice in the extreme southwestern section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 11:00 AM EST 3 February 2023 Today Tonight and Saturday

Ice Edge

Ice edge estimated from 5803N 5746W to 5906N 5815W to 6120N 5739W
then northeastwards. Sea ice west of the ice edge.

Ice Coverage

Bergy water except 7 tenths first-year ice including a trace of old
ice in the extreme southwestern section.

 

Iceberg Bulletin

Issued 1:30 PM EST 3 February 2023

Iceberg Limit

Iceberg limit at 0000 UTC 4 Feb estimated from Newfoundland near
5025N 5635W to 4855N 4840W to 5050N 4745W to 5830N 5550W to 6005N
5015W to 5740N 4610W then eastwards.

Western iceberg limit at 0000 UTC 4 Feb estimated from Quebec near
5110N 5845W to Newfoundland near 5022N 5725W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

Northwest Labrador Sea - southeastern half

Issued 09:30 AM NST 04 February 2023

'Storm' force winds of 48 to 63 knots are 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.

Freezing spray warning in effect

Northwest Labrador Sea - southeastern half

Issued 09:30 AM NST 04 February 2023

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 4 February 2023 Today Tonight and Sunday At 9:30 a.m. NST today low 950 mb located north of Lake Melville.
By 9:30 a.m. NST Sunday merging low 974 mb located south of
Greenland.

At 9:30 a.m. NST today trough from low located on a line
northwest-southeast over the South Labrador Sea.
By 9:30 a.m. NST Sunday merging low 974 mb located south of
Greenland.

Marine Weather Statement

Issued 9:25 AM NST 4 February 2023 A complex and intense area of low pressure will pivot over the
Labrador Sea today. A first low pressure system will track
southeastward from near Lake Melville to the Belle Isle Bank.
A trough extending from that low will intensify into a second low
pressure system over the East Labrador Sea. Both lows will then drift
southeastward tonight and move east of the marine district on Sunday.

Storm to hurricane force northeasterlies can be expected to the north
of these systems, with gale to storm force southwesterlies to their
south. Winds will shift to gale to storm force northwesterlies
tonight in their wake and further weaken to strong to gale force west
to southwesterlies throughout the day on Sunday as they depart.

Marine interests are advised that hurricane force wind warnings are
in effect for South Labrador Coast, Mid Labrador Coast, South
Labrador Sea - northern half, and East Labrador Sea. Storm warnings
are in effect for all remaining waters except Northwest Labrador Sea
- northwestern half where a gale warning is in effect.

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

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