South Labrador Sea - western half

Forecast

Marine Forecast

Issued 09:30 PM NDT 24 March 2017

Tonight and Saturday

Gale warning in effect.

Wind southwest 35 knots diminishing to west 30 Saturday morning.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray.

Temperatures minus 10 to minus 2 falling to minus 15 to minus 7 Saturday afternoon.

Waves

Issued 06:00 PM NDT 24 March 2017
Tonight and Saturday Outside the ice edge seas 3 to 4 metres subsiding to 2 to 3 this evening then building to 3 to 4 after midnight. Seas subsiding to 2 to 3 Saturday morning.

Extended Forecast

Issued 04:00 PM NDT 24 March 2017
Sunday Wind west 25 knots increasing to northwest 35 in the morning then diminishing to variable 15 to 20 in the afternoon.
Monday Wind north 25 to 35 knots.
Tuesday Wind north 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 24 March 2017 Today Tonight and Saturday 2 tenths of first-year ice including a trace of old ice except 8 tenths of first-year ice including a trace of old 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 EDT 24 March 2017 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4805N 5255W to 4715N 4735W
to 4745N 4615W to 5500N 5200W to 5545N 5500W to 5800N 5700W then
northward. Sea ice north and west of the ice edge.

Ice Coverage

2 tenths of first-year ice including a trace of old ice except 8
tenths of first-year ice including a trace of old ice in the western
section.

 

Iceberg Bulletin

Issued 11:00 AM EDT 24 March 2017

Iceberg Limit

Iceberg limit at 0000 UTC 24 Mar estimated from Newfoundland near
4700N 5304W to 4515N 4800W to 4515N 4600W to 4715N 4200W to 4945N
4200W to 5130N 4630W to 5300N 5000W to 5600N 5200W then eastwards.

Western iceberg limit at 0000 UTC 24 Mar estimated from Quebec near
5015N 5958W to Newfoundland near 4922N 5814W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

South Labrador Sea

Issued 9:30 PM NDT 24 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

Issued 9:30 PM NDT 24 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.

Synopsis

Technical Marine Synopsis

Issued 9:30 PM NDT 24 March 2017 Tonight and Saturday At 9:30 p.m. NDT tonight low 989 mb located over Ungava Bay.
By 4:00 p.m. NDT Saturday low 992 mb located over the Northwest
Labrador Sea.

At 9:30 p.m. NDT tonight trough from 989 mb low located over
western Labrador.
By 4:00 p.m. NDT Saturday trough from 992 mb low located over the
East Labrador Sea.

At 9:30 p.m. NDT tonight ridge located over the East Labrador Sea.
By 4:00 a.m. NDT Saturday departing ridge located east of Labrador
Sea.

Marine Weather Statement

Issued 9:17 PM NDT 24 March 2017 A trough of low pressure will sweep across the Labrador Sea tonight
ahead of a low pressure system approaching from Ungava Bay. Strong to
gale force westerlies are expected with the passage of the trough.
Gale to storm force northwesterlies will develop over the North
Labrador Coast near midnight behind the low as it tracks into the
Northwest Labrador Sea.

Marine interests are advised that a storm warning is in effect for
the North Labrador Coast - north of Saglek. Gale warnings are in
effect for Mid Labrador Coast - north of Hopedale, North Labrador
Coast - Saglek and south, South Labrador Sea and East Labrador Sea.

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

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