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South Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 09:30 AM NDT 03 April 2025

Today Tonight and Friday.

Storm warning in effect.

Wind northwest 35 to 45 knots except northwest 45 to 55 over eastern sections late this morning. Wind becoming northwest 25 to 35 this afternoon then becoming northwest 25 this evening. Wind diminishing to northwest 15 late overnight and to light Friday morning. Wind becoming north 15 Friday afternoon.

Snow ending overnight. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Over open water freezing spray ending overnight.

Temperatures minus 12 to minus 4.

Waves

Issued 06:00 AM NDT 03 April 2025
Today Tonight and Friday. Outside the ice edge seas 8 to 11 metres subsiding to 6 to 8 near noon and to 4 to 6 this evening. Seas subsiding to 3 to 4 late overnight and to 2 to 3 Friday morning and to 1 to 2 Friday evening.

Extended Forecast

Issued 04:00 AM NDT 03 April 2025
Saturday Wind north 15 to 20 knots diminishing to light in the afternoon.
Sunday Wind south 15 knots increasing to south 35.
Monday Wind south 35 knots diminishing to southwest 25.

Ice Forecast

Issued 10:00 AM EDT 2 April 2025 Today Tonight and Thursday 1 tenth first-year ice including a trace of old ice except 9 tenths first-year ice including a trace of old ice in the extreme 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 2 April 2025 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4809N 5253W to 5012N 4758W
to 5441N 5101W to 5734N 5655W to 6109N 5828W to 6149N 5719W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

1 tenth first-year ice including a trace of old ice except 9 tenths
first-year ice including a trace of old ice in the extreme western
section.

 

Iceberg Bulletin

Issued 3:04 PM EDT 2 April 2025

Iceberg Limit

Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.

Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W to Newfoundland near 4740N 5916W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

South Labrador Sea

Issued 09:30 AM NDT 03 April 2025

'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 09:30 AM NDT 03 April 2025

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 AM NDT 3 April 2025 Today Tonight and Friday At 9:30 a.m. NDT today low 983 mb located over the southern East
Labrador Sea.
By 9:30 a.m. NDT Friday departing low 991 mb located northeast of
the East Labrador Sea.

At 9:30 a.m. NDT today ridge located over western Labrador.
By 9:30 a.m. NDT Friday ridge located on a line northwest-southeast
over Labrador Coast.

Marine Weather Statement

Issued 9:26 AM NDT 3 April 2025 An intense low pressure system over the East Labrador Sea will track
northwards today before departing the district tonight. Gale to storm
force north to northwesterlies will diminish to strong
northwesterlies today and tonight in the wake of the low.

Marine interests are advised that storm warnings are in effect for
South Labrador Sea and East 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 the Labrador Sea.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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