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South Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 PM NST 20 January 2021

Tonight and Thursday.

Gale warning in effect.

Wind east 35 to 45 knots veering to southeast 25 to 35 late overnight then becoming southeast 25 near noon Thursday.

Snow or rain and fog patches ending overnight.

Over open water risk of freezing spray Thursday morning.

Temperatures plus 3 falling to minus 4 to zero Thursday morning.

Waves

Issued 06:00 PM NST 20 January 2021
Tonight and Thursday. Outside the ice edge seas 7 to 9 metres subsiding to 5 to 7 Thursday morning and to 3 to 5 Thursday afternoon.

Extended Forecast

Issued 04:00 PM NST 20 January 2021
Friday Wind variable 10 to 15 knots increasing to east 25 in the afternoon.
Saturday Wind northeast 25 to 35 knots increasing to northeast 35 to 45.
Sunday Wind northeast 45 to 55 knots.

Ice Forecast

Issued 10:00 AM EST 20 January 2021 Today Tonight and Thursday Bergy water except 5 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 20 January 2021 Today Tonight and Thursday

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 5 tenths grey ice including 1 tenth grey-white
ice in the extreme western section.

 

Iceberg Bulletin

Issued 2:30 PM EST 20 January 2021

Iceberg Limit

Iceberg limit at 0000 UTC 21 Jan estimated from Newfoundland near
5105N 5545W to 5115N 5345W to 5700N 5330W to 5935N 5620W to 6430N
5530W to 6000N 5100W to 5640N 4725W then eastwards.

Western iceberg limit at 0000 UTC 21 Jan estimated from the Labrador
coast near 5139N 5635W to Newfoundland near 5125N 5623W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 4:00 PM NST 20 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.

Synopsis

Technical Marine Synopsis

Issued 4:00 PM NST 20 January 2021 Tonight and Thursday At 4:00 p.m. NST today trough located off Labrador Coast.
By 4:00 a.m. NST Thursday departing trough located on a line
north-south over the Torngat Mountains.

At 9:30 p.m. NST tonight trough located southeast of Labrador Sea.
By 4:00 p.m. NST Thursday trough located on a line
northwest-southeast over the Northwest Labrador Sea.

At 4:00 p.m. NST today low 974 mb located over Belle Isle Bank.
By 4:00 p.m. NST Thursday dissipating low 985 mb located over
northern Labrador.

Marine Weather Statement

Issued 3:53 PM NST 20 January 2021 A trough of low pressure over the Mid Labrador Coast will move slowly
westwards tonight and depart the district. Meanwhile, another trough
will approach the district from the southeast tonight to lie over the
Northwest Labrador Sea Thursday afternoon. Strong to gale force
northwesterlies ahead of the first trough will shift to gale to storm
force easterlies in its wake as the second trough approaches.
Winds will shift to strong southerlies to the south of the second
trough on Thursday.

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 and Mid Labrador Coast.

Arctic - Eastern Arctic Area

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