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South Labrador Sea


Marine Forecast

Issued 09:30 PM NDT 22 April 2024

Tonight and Tuesday.

Wind southeast 15 to 20 knots increasing to southeast 25 near midnight then veering to southwest 25 late overnight except variable 15 to 20 over northwestern sections. Wind diminishing to southwest 15 to 20 near noon Tuesday then veering to west 25 Tuesday afternoon.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water freezing spray over southern sections Tuesday morning.

Temperatures minus 2 to plus 2 falling to minus 5 to zero Tuesday morning.


Issued 06:00 PM NDT 22 April 2024
Tonight and Tuesday. Outside the ice edge seas 1 to 2 metres building to 2 to 3 late overnight except 3 to 5 over southeastern sections Tuesday. Seas building to 3 to 5 Tuesday evening.

Extended Forecast

Issued 04:00 PM NDT 22 April 2024
Wednesday Wind southwest 25 knots diminishing to variable 15 to 20 late in the day.
Thursday Wind variable 15 to 20 knots increasing to north 25 to 35.
Friday Wind northwest 35 to 45 knots.

Ice Forecast

Issued 10:00 AM EDT 22 April 2024 Today Tonight and Tuesday Bergy water except 1 tenth 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 Banquereau - 44139 East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Îles de la Madeleine Airport Miscou Island Eskasoni (First Nations) Grand Étang Ingonish Beach North Mountain St.Paul Island J.A. Douglas McCurdy Sydney Airport Charlottetown Airport East Point North Cape Argentia Berry Hill Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Sagona Island St. Anthony Airport St. John's Int'l Airport St. Lawrence Stephenville Airport Twillingate Winterland Branch Hill Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 22 April 2024 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from 5117N 5728W to 5131N 5623W to
Newfoundland near 5128N 5619W. Sea ice north of the ice edge.

Second ice edge estimated from Newfoundland near 4934N 5429W to
5258N 5155W to 5518N 5150W to 5641N 5703W to 5903N 5824W to 6200N
5854W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Bergy water except 1 tenth first-year ice including a trace of old
ice in the western section.


Iceberg Bulletin

Issued 3:12 PM EDT 22 April 2024

Iceberg Limit

Iceberg limit at 0000 UTC 23 Apr estimated from Newfoundland near
4729N 5245W to 4805N 4945W to 5155N 4710W to 5445N 4940W to 5445N
4940W to 5625N 4855W then eastward.

Western iceberg limit at 0000 UTC 23 Apr estimated from Quebec near
5013N 6130W to Newfoundland near 4905N 5804W.

Iceberg Count

Unknown number of icebergs.

Warnings (In effect)

Freezing spray warning in effect

South Labrador Sea

Issued 9:30 PM NDT 22 April 2024

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.


Technical Marine Synopsis

Issued 9:30 PM NDT 22 April 2024 Tonight and Tuesday At 9:30 p.m. NDT tonight low 990 mb located over central Labrador.
By 9:30 p.m. NDT Tuesday trough located on a line
northwest-southeast over Labrador Sea.

Marine Weather Statement

Issued 9:15 PM NDT 22 April 2024 A low pressure system over Central Labrador will continue to track
northeast across Labrador tonight before diminishing into a trough
over the Labrador Sea by Tuesday evening. Strong to gale force west
to southwesterlies will develop south of the system tonight and

Marine interests are advised that gale warnings are in effect for
Lake Melville, South Labrador Coast, and Mid Labrador Coast -
Hopedale and south.

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

Atlantic - Newfoundland Area

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