South Labrador Sea - southern half

Forecast

Marine Forecast

Issued 04:00 AM NST 06 March 2015

Today Tonight and Saturday

Storm warning in effect.

Wind northwest 40 to 50 knots becoming northwest 40 this evening then diminishing to west 30 overnight. Wind diminishing to west 20 Saturday evening.

Snow changing to a few flurries overnight. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water moderate at times severe freezing spray.

Temperatures minus 10 to minus 4 falling to minus 15 to minus 8 this evening.

Waves

Issued 06:00 AM NST 06 March 2015
Today Tonight and Saturday Outside the ice edge seas 4 to 6 metres subsiding to 3 to 4 Saturday morning and to 2 to 3 Saturday evening.

Extended Forecast

Issued 04:00 AM NST 06 March 2015
Sunday Wind west 25 knots.
Monday Wind west 25 to 35 knots.
Tuesday Wind west 25 knots.

Ice Forecast

Issued 10:00 AM EST 5 March 2015 Today Tonight and Friday Bergy water except 9 tenths of first-year ice in the western section. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 5 March 2015 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4710N 5250W to 4700N 4620W
to 5155N 4810W to 5645N 5600W to 5800N 5700W then northward. Sea ice
north and west of the ice edge.

Ice Coverage

Bergy water except 9 tenths of first-year ice in the western
section.

 

Iceberg Bulletin

Issued 11:00 AM EST 5 March 2015

Iceberg Limit

Iceberg limit at 0000 UTC 5 Mar estimated from Newfoundland near
4637N 5307W to 4715N 4700W to 5000N 4545W to 5100N 4545W to 5200N
4645W to 6000N 5800W.

Western iceberg limit at 0000 UTC 5 Mar estimated from Quebec near
5118N 5831W to Newfoundland near 5033N 5719W.

Iceberg Count

26 to 50 icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

South Labrador Sea

Issued 04:00 AM NST 06 March 2015

'Storm' force winds of 48 to 63 knots are 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.

Freezing spray warning in effect

South Labrador Sea

Issued 04:00 AM NST 06 March 2015

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 6 March 2015 Today Tonight and Saturday At 4:00 a.m. NST today intensifying trough located on a line
east-west over the South Labrador Sea.
By 9:30 p.m. NST tonight departing trough located east of Belle
Isle Bank.

At 4:00 a.m. NST today ridge located over Quebec.
By 4:00 a.m. NST Saturday ridge located on a line
northwest-southeast over Labrador.

Marine Weather Statement

Issued 3:39 AM NST 6 March 2015 An intensifying trough of low pressure over the South Labrador Sea
will slowly drift southeastward today then move away to the southeast
tonight. Gale to storm force northwesterlies over most waters around
the trough will start to gradually diminish later today.

Marine interests are advised that storm warnings are in effect for
Mid Labrador Coast and South 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 all open waters.

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