South Labrador Sea

Forecast

Marine Forecast

Issued 04:00 AM NST 20 January 2018

Today Tonight and Sunday.

Gale warning in effect.

Wind west 25 to 35 knots becoming southwest 25 this evening then diminishing to variable 15 to 20 Sunday morning except northwest 40 over western sections.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray except severe freezing spray over western sections Sunday.

Temperatures minus 12 to minus 4.

Waves

Issued 06:00 AM NST 20 January 2018

South Labrador Sea - eastern half

Today Tonight and Sunday. Seas 3 to 4 metres subsiding to 2 to 3 late overnight.

South Labrador Sea - western half

Today Tonight and Sunday. Outside the ice edge seas 2 to 3 metres building to 3 to 5 Sunday afternoon.

Extended Forecast

Issued 04:00 AM NST 20 January 2018
Monday Wind northwest 35 knots.
Tuesday Wind northwest 25 to 35 knots.
Wednesday Wind variable 15 knots increasing to east 25.

Ice Forecast

Issued 10:00 AM EST 19 January 2018 Today Tonight and Saturday Bergy water except 9 tenths grey ice including 3 tenths grey-white ice in the western section. 

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Southwestern Grand Banks - 44138 Banquereau - 44139 Tail of the Bank - 44140 Nickerson Bank - 44251 Northeast Burgeo Bank - 44255 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Miscou Island Grand Étang Ingonish Beach North Mountain St.Paul Island J.A. Douglas McCurdy Sydney Airport Charlottetown Airport East Point North Cape Argentia Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Rocky Harbour Sagona Island St. Anthony Airport St. John's Int'l Airport St. Lawrence Stephenville Airport Twillingate Winterland Wreckhouse Cartwright Airport Mary's Harbour Grates Cove Pool's Island Marticot Island Long Pond Eskasoni (First Nations) Îles de la Madeleine Airport
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 19 January 2018 Today Tonight and Saturday

Ice Edge

First ice edge estimated from Newfoundland near 4835N 5325W to
Newfoundland near 4900N 5340W. Sea ice west of the ice edge.

Second ice edge estimated from Newfoundland near 4925N 5345W to
4950N 5400W to 4940N 5450W to Newfoundland near 4930N 5510W. Sea ice
south of the ice edge.

Third ice edge estimated from Newfoundland near 5040N 5610W to 5105N
5245W to 5520N 5255W to 5610N 5605W to 5800N 5720W then northwards.
Sea ice west of the ice edge.

Ice Coverage

Bergy water except 9 tenths grey ice including 3 tenths grey-white
ice in the western section.

 

Iceberg Bulletin

Issued 11:00 AM EST 19 January 2018

Iceberg Limit

Iceberg limit at 0000 UTC 20 Jan estimated from the Labrador coast
near 5330N 5615W to 5330N 5200W to 5500N 5130W to 5700N 5300W then
eastwards.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 04:00 AM NST 20 January 2018

'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 NST 20 January 2018

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 20 January 2018 Today Tonight and Sunday At 4:00 a.m. NST today trough located on a line east-west over
Labrador Sea.
By 4:00 a.m. NST Sunday dissipating trough located over Labrador
Sea.

At 4:00 a.m. NST today deepening low located southeast of the East
Labrador Sea.
By 4:00 a.m. NST Sunday low 974 mb located over the northern East
Labrador Sea.

At 4:00 a.m. NST today ridge located over western Labrador.
By 4:00 p.m. NST today weakening ridge located on a line
northwest-southeast over eastern Labrador.

Marine Weather Statement

Issued 3:45 AM NST 20 January 2018 A trough of low pressure over the Labrador Sea will gradually weaken
tonight. Strong to gale force northeasterlies can be expected north
of the trough today and strong to gale force westerlies to its south.
Meanwhile, a developing low pressure system will track slowly
northwestward across the East Labrador Sea today and tonight.
This system will bring gale force northwesterlies to western waters
on Sunday.

Marine interests are advised that gale warnings are in effect all
waters except Lake Melville.

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

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