Marine Forecast
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Wind northeast 15 to 20 knots increasing to northeast 20 to 25
early this morning then backing to north 25 to 30 early this evening. Wind
diminishing to south 20 to 25 Friday morning and to southeast 15 Friday
evening.
Flurries ending near noon Friday. Periods of snow Friday
evening. Visibility 1 mile or less in precipitation.
Freezing spray warning in effect.
Outside the ice edge moderate freezing spray except severe
Friday evening.
Temperatures minus 6 falling to minus 11 this morning then
rising to minus 5 this evening. Temperatures falling to minus 16 then rising to
minus 11 Friday evening.
Winds
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Wind northeast 15 to 20 knots increasing to northeast 20 to 25
early this morning then backing to north 25 to 30 early this evening. Wind
diminishing to south 20 to 25 Friday morning and to southeast 15 Friday
evening.
Waves
Issued 05:00 PM EST 17 December 2025
Tonight and Thursday.
Outside the ice edge seas 1 metre or less building to 1 to 2 late
overnight.
Weather & Visibility
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Flurries ending near noon Friday. Periods of snow Friday
evening. Visibility 1 mile or less in precipitation.
Air temperature
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Temperatures minus 6 falling to minus 11 this morning then
rising to minus 5 this evening. Temperatures falling to minus 16 then rising to
minus 11 Friday evening.
Freezing Spray
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Freezing spray warning in effect.
Outside the ice edge moderate freezing spray except severe
Friday evening.
Ice Forecasts
Issued 11:00 AM EST 17 December 2025 Today Tonight and Thursday Ice Edge
Ice edge estimated from 6200N 5947W to 6312N 5752W then
northeastward. Sea ice northwest of the ice edge.
Ice Coverage
9 tenths grey-white ice except 9 plus tenths first-year ice
including a trace of multi-year ice in the extreme northwestern
section. Consolidated grey-white ice along parts of the coast.
Warnings (In effect)
West Davis - northern half
Issued 05:00 AM EST 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 4:45 AM EST 18 December 2025 Today Tonight and Friday At 1200 UTC Thursday low 970 mb located at 65N 65W.
By 0000 UTC Saturday low 991 mb located at 65N 68W.
By 0000 UTC Saturday low 994 mb located at 75N 65W.
At 1200 UTC Thursday ridge from 1027 mb high located from 55N 96W
to 54N 81W.
By 0000 UTC Saturday high 1015 mb located at 53N 88W.