Marine Forecast
Issued 07:00 PM MDT 19 August 2026
Tonight and Thursday.
Wind north 20 knots backing to northwest 15 late this evening
then diminishing to light late overnight. Wind light Thursday.
Fog patches dissipating Thursday
morning.
Low tonight minus 1. High Thursday plus 4.
Winds
Issued 07:00 PM MDT 19 August 2026
Tonight and Thursday.
Wind north 20 knots backing to northwest 15 late this evening
then diminishing to light late overnight. Wind light Thursday.
Waves
Issued 07:00 PM MDT 19 August 2026
Tonight and Thursday.
Over open water seas 1 to 2 metres subsiding to 1 or less late
overnight.
Weather & Visibility
Issued 07:00 PM MDT 19 August 2026
Tonight and Thursday.
Fog patches dissipating Thursday
morning.
Air temperature
Issued 07:00 PM MDT 19 August 2026
Tonight and Thursday.
Low tonight minus 1. High Thursday plus 4.
Ice ForecastsIssued 10:00 AM EDT 19 August 2026 Today Tonight and Thursday Ice EdgeFirst ice edge estimated from Brodeur Peninsula near 7154N 9004W to 7115N 9200W to Nunavut near 7037N 9210W. Sea ice southeast of the ice edge.
Second ice edge estimated from Nunavut near 6948N 12206W to 7040N 11958W to Victoria Island near 7136N 11854W. Sea ice west of the ice edge.
Third ice edge estimated from Victoria Island near 6901N 10147W to 6930N 10000W to 7030N 9900W to Prince of Wales Island near 7214N 10128W. Sea ice west of the ice edge.
Fourth ice edge estimated from Prince of Wales Island near 7244N 9630W to Somerset Island near 7320N 9538W. Sea ice northwest of the ice edge.
Ice Coverage
4 tenths old ice except 8 tenths old ice in the extreme northwestern section.
No watches or warnings in effect.
Technical Marine SynopsisIssued 6:30 PM MDT 19 August 2026 Tonight and Thursday At 0000 UTC Thursday dissipating low 992 mb located at 85N 164W.
At 0000 UTC Thursday building ridge located off Arctic Coast of Alaska. By 0000 UTC Friday high 1020 mb located over Banks Island.
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