Marine Forecast
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Wind north 15 to 20 knots increasing to north 20 to 25 near noon
then backing to northwest 30 near midnight. Wind diminishing to south 20 Friday
afternoon and to light Friday evening.
Flurries overnight and Friday. Visibility 1 mile or less in
flurries.
Temperatures minus 16 rising to minus 11 near midnight then
falling to minus 16 Friday evening.
Winds
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Wind north 15 to 20 knots increasing to north 20 to 25 near noon
then backing to northwest 30 near midnight. Wind diminishing to south 20 Friday
afternoon and to light Friday evening.
Waves
Issued 05:00 PM EST 17 December 2025
Tonight and Thursday.
Mainly ice covered.
Weather & Visibility
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Flurries overnight and Friday. Visibility 1 mile or less in
flurries.
Air temperature
Issued 05:00 AM EST 18 December 2025
Today Tonight and Friday.
Temperatures minus 16 rising to minus 11 near midnight then
falling to minus 16 Friday evening.
Ice ForecastsIssued 11:00 AM EST 17 December 2025 Today Tonight and Thursday Ice EdgeIce edge estimated from 6200N 5947W to 6312N 5752W then northeastward. Sea ice northwest of the ice edge.
Ice Coverage
9 plus tenths first-year ice including a trace of multi-year ice.
No watches or warnings in effect.
Technical Marine SynopsisIssued 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.
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