Marine Forecast
Issued 09:30 AM NST 18 December 2025
Today Tonight and Friday.
Wind west 15 knots increasing to southwest 25 near noon then
diminishing to southwest 15 to 20 this evening. Wind diminishing to light late
overnight then increasing to northeast 15 to 20 Friday afternoon.
Freezing spray warning in effect.
Over open water freezing spray ending overnight. Freezing spray
beginning Friday afternoon.
Temperatures minus 15 rising to minus 8 Friday
evening.
Winds
Issued 09:30 AM NST 18 December 2025
Today Tonight and Friday.
Wind west 15 knots increasing to southwest 25 near noon then
diminishing to southwest 15 to 20 this evening. Wind diminishing to light late
overnight then increasing to northeast 15 to 20 Friday afternoon.
Air temperature
Issued 09:30 AM NST 18 December 2025
Today Tonight and Friday.
Temperatures minus 15 rising to minus 8 Friday
evening.
Freezing Spray
Issued 09:30 AM NST 18 December 2025
Today Tonight and Friday.
Freezing spray warning in effect.
Over open water freezing spray ending overnight. Freezing spray
beginning Friday afternoon.
Ice Forecasts
Issued 10:00 AM EST 18 December 2025 Today Tonight and Friday 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
7 tenths new ice except 9 tenths grey ice including 3 tenths
grey-white ice in the eastern section. Consolidated grey-white ice
including 1 tenth first-year ice in the extreme western section.
Warnings (In effect)
Lake Melville
Issued 09:30 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 9:30 AM NST 18 December 2025 Today Tonight and Friday At 9:30 a.m. NST today trough located on a line northwest-southeast
over eastern 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 9:29 AM NST 18 December 2025 A trough of low pressure currently over the East 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
trough 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.