South Labrador Sea - western half

Forecast

Marine Forecast

Issued 09:30 PM NDT 25 March 2017

Tonight and Sunday

Gale warning in effect.

Wind west 30 knots increasing to northwest 35 early Sunday morning and to northwest 45 Sunday afternoon.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray.

Temperatures minus 15 to minus 7.

Waves

Issued 06:00 PM NDT 25 March 2017
Tonight and Sunday Outside the ice edge seas 2 to 3 metres subsiding to 1 to 2 Sunday morning.

Extended Forecast

Issued 04:00 PM NDT 25 March 2017
Monday Wind north 25 to 35 knots.
Tuesday Wind north 25 to 35 knots.
Wednesday Wind north 20 knots.

Ice Forecast

Issued 10:00 AM EDT 25 March 2017 Today Tonight and Sunday Ice pressure warning in effect. Bergy water except 9 tenths of first-year ice including a trace of old ice in the western and southwestern sections. Strong ice pressure in the pack ice developing today and continuing Sunday. 

[ 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 25 March 2017 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4805N 5255W to 4700N 4840W
to 4840N 4655W to 5500N 5200W to 5630N 5540W to 5800N 5700W then
northward. Sea ice north and west of the ice edge.

Ice Coverage

Ice pressure warning in effect.

Bergy water except 9 tenths of first-year ice including a trace of
old ice in the western and southwestern sections. Strong ice
pressure in the pack ice developing today and continuing Sunday.

 

Iceberg Bulletin

Issued 11:00 AM EDT 25 March 2017

Iceberg Limit

Iceberg limit at 0000 UTC 25 Mar estimated from Newfoundland near
4700N 5304W to 4515N 4800W to 4515N 4600W to 4715N 4145W to 5000N
4145W to 5145N 4615W to 5300N 5000W to 5600N 5200W then eastwards.

Western iceberg limit at 0000 UTC 25 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 9:30 PM NDT 25 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 9:30 PM NDT 25 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 10:36 AM EDT 25 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 PM NDT 25 March 2017 Tonight and Sunday At 9:30 p.m. NDT tonight low 997 mb located over central Labrador
Sea.
By 4:00 p.m. NDT Sunday low 998 mb located over the South Labrador
Sea.

At 9:30 a.m. NDT Sunday approaching low 998 mb located east of
the East Labrador Sea.

Marine Weather Statement

Issued 9:18 PM NDT 25 March 2017 A low pressure system over the Central Labrador Sea will continue to
move slowly southwards tonight. Behind this low, gale to storm force
northwesterlies will spread southwards tonight through Sunday.

A second low will approach from the east on Sunday. Strong to gale
force winds are expected over eastern waters with this system.

Marine interests are advised that a storm warning is in effect for
North Labrador Coast. Gale warnings are in effect for all remaining
waters except Lake Melville and South Labrador Sea - eastern half.

Marine interests are also advised that freezing spray warnings are in
effect for South Labrador Sea and Northwest Labrador Sea.

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