Marine Forecast
Issued 04:00 AM NST 18 December 2025
Today Tonight and Friday.
Gale warning in effect.
Wind south 25 knots increasing to northwest 35 this morning and
to northwest 35 to 45 this afternoon. Wind backing to west 25 to 35 late
overnight then becoming west 25 Friday afternoon. Wind diminishing to south 15
Friday evening.
Flurries. Visibility 1 mile or less in
flurries.
Freezing spray warning in effect.
Freezing spray over northwestern sections this afternoon tonight
and Friday.
Temperatures plus 1 falling to minus 8 to minus 2 this
afternoon.
Winds
Issued 04:00 AM NST 18 December 2025
Today Tonight and Friday.
Gale warning in effect.
Wind south 25 knots increasing to northwest 35 this morning and
to northwest 35 to 45 this afternoon. Wind backing to west 25 to 35 late
overnight then becoming west 25 Friday afternoon. Wind diminishing to south 15
Friday evening.
Waves
Issued 06:00 AM NST 18 December 2025
Today Tonight and Friday.
Seas 2 to 3 metres building to 3 to 5 this afternoon except 5 to
7 over southern sections tonight and Friday morning. Seas subsiding to 2 to 3
Friday evening.
Weather & Visibility
Issued 04:00 AM NST 18 December 2025
Today Tonight and Friday.
Flurries. Visibility 1 mile or less in
flurries.
Air temperature
Issued 04:00 AM NST 18 December 2025
Today Tonight and Friday.
Temperatures plus 1 falling to minus 8 to minus 2 this
afternoon.
Freezing Spray
Issued 04:00 AM NST 18 December 2025
Today Tonight and Friday.
Freezing spray warning in effect.
Freezing spray over northwestern sections this afternoon tonight
and Friday.
Ice Forecasts
Issued 10:00 AM EST 17 December 2025 Today Tonight and Thursday Ice Edge
Ice edge estimated from Newfoundland near 4842N 5305W to 4935N 5326W
to 5012N 5536W to 5125N 5504W to 5349N 5528W to 5633N 6011W to 5928N
6239W to Labrador near 6200N 5947W. Sea ice west of the ice edge.
Ice Coverage
Bergy water.
Iceberg Bulletin
Issued 1:30 PM EST 17 December 2025 Iceberg Limit
Iceberg limit at 0000 UTC 18 Dec estimated from Newfoundland near
5020N 5628W to 5030N 5500W to 5330N 5200W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.Iceberg Count
Unknown number of icebergs.
Warnings (In effect)
East Labrador Sea
Issued 04:00 AM NST 18 December 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.
East Labrador Sea
Issued 04:00 AM NST 18 December 2025Moderate 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 4:00 AM NST 18 December 2025 Today Tonight and Friday At 4:00 a.m. NST today trough located on a line north-south over
Labrador Sea.
By 4:00 a.m. NST Friday trough located southeast of Greenland.
At 4:00 a.m. NST Friday approaching ridge located on a line
northwest-southeast over Labrador.
Marine Weather Statement
Issued 3:52 AM NST 18 December 2025 A trough of low pressure currently over the Labrador Sea will move to
lie southeast of Greenland tonight. The trough will slowly depart to
the east on Friday. Strong to gale force northwesterlies behind the
trough will gradually diminish tonight into Friday as the low
departs.
Marine interests are advised that gale warnings are in effect for all
waters except Lake Melville.
Marine interests are also advised that freezing spray warnings are in
effect for all waters.