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Northwest Labrador Sea

Warnings

Forecast

Marine Forecast

Issued 04:00 AM NDT 24 March 2025

Today Tonight and Tuesday.

Gale warning in effect.

Wind northwest 35 to 45 knots backing to southwest 25 to 35 Tuesday morning.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Over open water moderate at times severe freezing spray.

Temperatures minus 8 to zero falling to minus 12 to minus 4 this afternoon.

Waves

Issued 06:00 AM NDT 24 March 2025
Today Tonight and Tuesday. Outside the ice edge seas 4 to 6 metres except 6 to 8 over southern sections this morning. Seas subsiding to 3 to 4 Tuesday morning and to 2 to 3 Tuesday afternoon.

Extended Forecast

Issued 04:00 AM NDT 24 March 2025
Wednesday Wind southwest 25 to 35 knots veering to northwest 35 in the afternoon.
Thursday Wind northwest 25 to 35 knots diminishing to northwest 15 to 20.
Friday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 23 March 2025 Today Tonight and Monday Ice pressure warning in effect. 4 tenths first-year ice including a trace of old ice except 9 tenths first-year ice including 1 tenth old ice in the extreme northwestern section. Strong ice pressure in the pack ice in the extreme northwestern section near midnight and continuing Monday. 

[ Canadian Ice Service ]

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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 23 March 2025 Today Tonight and Monday

Ice Edge

Ice edge estimated from Newfoundland near 4915N 5328W to 4913N 5046W
to 5131N 4753W to 5533N 5037W to 5730N 5624W to 6021N 5812W to 6143N
5719W then northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Ice pressure warning in effect.

4 tenths first-year ice including a trace of old ice except 9 tenths
first-year ice including 1 tenth old ice in the extreme northwestern
section. Strong ice pressure in the pack ice in the extreme
northwestern section near midnight and continuing Monday.

 

Iceberg Bulletin

Issued 3:31 PM EDT 23 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 24 Mar estimated from Newfoundland near
4643N 5307W to 4615N 5155W to 4550N 4730W to 4730N 4420W to 5135N
4525W to 5510N 4825W to 5900N 5620W to 6110N 5505W to 5820N 4555W
then eastwards.

Western iceberg limit at 0000 UTC 24 Mar estimated from Quebec near
5020N 6025W to Newfoundland near 4920N 5745W.

Iceberg Count

Unknown number of icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Northwest Labrador Sea

Issued 04:00 AM NDT 24 March 2025

'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

Northwest Labrador Sea

Issued 04:00 AM NDT 24 March 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.

Ice pressure warning in effect

Northwest Labrador Sea

Issued 10:00 AM EDT 23 March 2025

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 4:00 AM NDT 24 March 2025 Today Tonight and Tuesday At 4:00 a.m. NDT today low 976 mb located over the East Labrador
Sea.
By 9:30 p.m. NDT tonight quasi-stationary low 984 mb located over
the Northwest Labrador Sea.

Marine Weather Statement

Issued 3:58 AM NDT 24 March 2025 A low pressure system over the East Labrador Sea will move to lie
over the Northern Labrador Sea today, where it will remain nearly
stationary into Tuesday. Strong to gale force northwesterlies are
expected to the north and west of the low, and gale force
southeasterlies to its east.

Marine interests are advised that gale warnings are in effect for all
waters except Lake Melville and South Labrador Coast.

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

Arctic - Eastern Arctic Area

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