Marine Forecast
Issued 03:00 AM NST 17 December 2025
Today Tonight and Thursday.
Gale warning in effect.
Wind northwest 25 to 35 knots becoming west 25 early this
morning then increasing to southwest 35 this afternoon. Wind diminishing to
southwest 25 near midnight then increasing to northwest 35 to 45 Thursday
morning.
Flurries changing to rain or snow near midnight then to
flurries near noon Thursday. Visibility as low as 1 mile in
precipitation.
Freezing spray warning in effect.
Freezing spray over western sections today. Freezing spray over
western sections Thursday afternoon and evening.
Temperatures minus 8 to minus 1 rising to plus 1 this evening
then falling to minus 9 to minus 2 near noon Thursday.
Winds
Issued 03:00 AM NST 17 December 2025
Today Tonight and Thursday.
Gale warning in effect.
Wind northwest 25 to 35 knots becoming west 25 early this
morning then increasing to southwest 35 this afternoon. Wind diminishing to
southwest 25 near midnight then increasing to northwest 35 to 45 Thursday
morning.
Waves
Issued 06:00 PM NST 16 December 2025
Tonight and Wednesday.
Seas 7 to 9 metres subsiding to 5 to 7 late overnight and to 3 to
5 Wednesday afternoon.
Weather & Visibility
Issued 03:00 AM NST 17 December 2025
Today Tonight and Thursday.
Flurries changing to rain or snow near midnight then to
flurries near noon Thursday. Visibility as low as 1 mile in
precipitation.
Air temperature
Issued 03:00 AM NST 17 December 2025
Today Tonight and Thursday.
Temperatures minus 8 to minus 1 rising to plus 1 this evening
then falling to minus 9 to minus 2 near noon Thursday.
Freezing Spray
Issued 03:00 AM NST 17 December 2025
Today Tonight and Thursday.
Freezing spray warning in effect.
Freezing spray over western sections today. Freezing spray over
western sections Thursday afternoon and evening.
Ice Forecasts
Belle Isle Bank
Issued 10:00 AM EST 16 December 2025 Today Tonight and Wednesday Ice Edge
Ice edge estimated from Newfoundland near 4927N 5356W to 4944N 5358W
to 5012N 5536W to 5125N 5504W to 5349N 5528W to 5633N 6011W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Southeast Labrador Sea
Issued 10:00 AM EST 16 December 2025 Today Tonight and Wednesday Ice Edge
Ice edge estimated from Newfoundland near 4927N 5356W to 4944N 5358W
to 5012N 5536W to 5125N 5504W to 5349N 5528W to 5633N 6011W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Belle Isle Bank
Issued 1:30 PM EST 16 December 2025 Iceberg Limit
Iceberg limit at 0000 UTC 17 Dec estimated from Newfoundland near
5020N 5628W to 5030N 5515W to 5330N 5200W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.Iceberg Count
No confirmed icebergs except less than 10 icebergs northwest of the
iceberg limit.Iceberg Bulletin
Southeast Labrador Sea
Issued 1:30 PM EST 16 December 2025 Iceberg Limit
Iceberg limit at 0000 UTC 17 Dec estimated from Newfoundland near
5020N 5628W to 5030N 5515W to 5330N 5200W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.Iceberg Count
Forecasts available to mariners upon request.
Warnings (In effect)
Belle Isle Bank
Issued 03:00 AM NST 17 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.
Belle Isle Bank
Issued 03:00 AM NST 17 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 3:00 AM NST 17 December 2025 Today Tonight and Thursday At 3:00 a.m. NST today low 943 mb located southeast of Greenland.
By 10:00 a.m. NST today departing low 945 mb located southeast
of Greenland.
At 3:00 a.m. NST today trough located on a line northeast-southwest
over Ontario.
By 3:00 a.m. NST Thursday trough located on a line
northeast-southwest over the West Coast of Newfoundland.
At 3:00 a.m. NST today ridge located on a line north-south over
the West Coast of Newfoundland.
By 3:00 a.m. NST Thursday departing ridge located east of the
Marine District.
Marine Weather Statement
Issued 3:56 AM NST 17 December 2025 An intense low pressure system southeast of Greenland will depart to
the east today. Gale force west to northwesterlies over northeastern
waters behind the low will diminish this morning as it departs.
A trough of low pressure currently over Ontario will cross the marine
district on Thursday. Strong to gale force southwesterlies will
spread across the marine district ahead of the trough today before
shifting to strong to gale force northwesterlies in its wake on
Thursday.
Marine interests are advised that gale warnings are in effect for all
waters.
Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Northeast Coast, Belle
Isle Bank, and Funk Island Bank.