South Labrador Sea - western half

Forecast

Marine Forecast

Issued 09:30 AM NDT 27 March 2017

Today Tonight and Tuesday

Gale warning in effect.

Wind northwest 35 knots diminishing to north 25 this evening.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray.

Temperatures minus 12 to minus 4 rising to minus 10 to minus 2 this afternoon.

Waves

Issued 06:00 AM NDT 27 March 2017

South Labrador Sea - northwestern half

Today Tonight and Tuesday Outside the ice edge seas 3 to 5 metres subsiding to 2 to 3 this morning then building to 3 to 5 Tuesday morning.

South Labrador Sea - southeastern half

Today Tonight and Tuesday Outside the ice edge seas 1 to 2 metres building to 2 to 3 this afternoon and to 3 to 4 this evening. Seas building to 5 to 7 late overnight.

Extended Forecast

Issued 04:00 AM NDT 27 March 2017
Wednesday Wind north 25 knots.
Thursday Wind north 25 knots.
Friday Wind north 25 knots.

Ice Forecast

Issued 10:00 AM EDT 26 March 2017 Today Tonight and Monday Ice pressure warning in effect. 7 tenths of first-year ice including a trace of old ice except 9 plus tenths of first-year ice including a trace of old ice in the western section. Strong ice pressure in the pack ice today and continuing Monday. 

[ 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 EDT 26 March 2017 Today Tonight and Monday

Ice Edge

Ice edge estimated from Newfoundland near 4805N 5255W to 4710N 4910W
to 4820N 4620W to 5210N 5125W to 5455N 5140W to 5600N 5450W to 5800N
5630W then northward. Sea ice north and west of the ice edge.

Ice Coverage

Ice pressure warning in effect.

7 tenths of first-year ice including a trace of old ice except 9
plus tenths of first-year ice including a trace of old ice in the
western section. Strong ice pressure in the pack ice today and
continuing Monday.

 

Iceberg Bulletin

Issued 11:00 AM EDT 26 March 2017

Iceberg Limit

Iceberg limit at 0000 UTC 26 Mar estimated from Newfoundland near
4645N 5315W to 4630N 4345W to 4715N 4150W to 5015N 4144W to 5145N
4545W to 5300N 4959W.

Western iceberg limit at 0000 UTC 26 Mar estimated from Newfoundland
near 4907N 5824W to Quebec near 5015N 6018W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea - western half

Issued 09:30 AM NDT 27 March 2017

'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 - western half

Issued 09:30 AM NDT 27 March 2017

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.

Ice pressure warning in effect

South Labrador Sea - western half

Issued 10:00 AM EDT 26 March 2017

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 9:30 AM NDT 27 March 2017 Today Tonight and Tuesday At 9:30 a.m. NDT today low 1014 mb located over the Northwest
Labrador Sea.
By 9:30 p.m. NDT tonight dissipating low located over the South
Labrador Sea.

At 9:30 a.m. NDT today quasi-stationary low 963 mb located east
of the Flemish Cap.

Marine Weather Statement

Issued 9:15 AM NDT 27 March 2017 A low pressure system over the Northwest Labrador Sea will move
southward and dissipate over the South Labrador Sea this afternoon.
Meanwhile, an intense low east of the Flemish Cap will remain nearly
stationary. Gale force northwesterlies will subside over most waters
today as the first low dissipates but will persist over southern
coastal waters into Tuesday under the influence of the system to the
southeast.

Marine interests are advised that gale warnings are in effect for all
waters except Lake Melville, South Labrador Sea - eastern half, East
Labrador Sea.

Marine interests are also advised that a freezing spray warning is in
effect for South Labrador Sea - western half.

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