Marine Forecast
Issued 08:00 PM NST 17 December 2025
Tonight and Thursday.
Gale warning in effect.
Wind southwest 35 knots diminishing to southwest 25 late this
evening then veering to northwest 25 late overnight. Wind increasing to west 35
Thursday afternoon.
Snow ending Thursday morning. Visibility as low as 1 mile
in snow.
Freezing spray warning in effect.
Freezing spray beginning Thursday morning.
Temperatures plus 1 falling to minus 11 to minus 5 Thursday
morning.
Winds
Issued 08:00 PM NST 17 December 2025
Tonight and Thursday.
Gale warning in effect.
Wind southwest 35 knots diminishing to southwest 25 late this
evening then veering to northwest 25 late overnight. Wind increasing to west 35
Thursday afternoon.
Waves
Issued 06:00 PM NST 17 December 2025
Strait of Belle Isle - eastern half
Tonight and Thursday.
Seas 3 to 4 metres subsiding to 2 to 3 near
midnight.
Strait of Belle Isle - western half
Tonight and Thursday.
Seas 3 to 5 metres subsiding to 2 to 3 late overnight and to 1 to
2 Thursday morning. Seas building to 2 to 3 Thursday evening.
Weather & Visibility
Issued 08:00 PM NST 17 December 2025
Tonight and Thursday.
Snow ending Thursday morning. Visibility as low as 1 mile
in snow.
Air temperature
Issued 08:00 PM NST 17 December 2025
Tonight and Thursday.
Temperatures plus 1 falling to minus 11 to minus 5 Thursday
morning.
Freezing Spray
Issued 08:00 PM NST 17 December 2025
Tonight and Thursday.
Freezing spray warning in effect.
Freezing spray beginning Thursday morning.
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 except 9 tenths new ice including 3 tenths grey ice in a
few bays along the Newfoundland coast. Consolidated grey ice in a
few bays.
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
Less than 10 icebergs.
Warnings (In effect)
Strait of Belle Isle
Issued 03:00 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.
Strait of Belle Isle
Issued 03:00 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 3:00 AM NST 18 December 2025 Today Tonight and Friday At 3:00 a.m. NST today trough located on a line northeast-southwest
over the West Coast of Newfoundland.
By 3:00 a.m. NST Friday trough located east of the Marine District.
At 3:00 a.m. NST Friday approaching trough located over Quebec.
At 3:00 a.m. NST today ridge located on a line north-south over
Quebec.
By 8:30 p.m. NST Friday ridge located on a line northwest-southeast
over the Northeast Coast of Newfoundland.
Marine Weather Statement
Issued 7:47 PM NST 17 December 2025 A trough of low pressure currently over New Brunswick will cross the
marine district on Thursday. Strong to gale force southwesterlies
will continue to spread across the marine district ahead of the
trough tonight 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.