Marine Forecast
Issued 07:00 PM MDT 25 September 2026
Tonight and Saturday.
Wind southeast 25 knots diminishing to south 15 Saturday
morning.
Winds
Issued 07:00 PM MDT 25 September 2026
Tonight and Saturday.
Wind southeast 25 knots diminishing to south 15 Saturday
morning.
Waves
Issued 07:00 PM MDT 25 September 2026
Tonight and Saturday.
Over open water seas 2 metres subsiding to 1 Saturday
afternoon.
Ice Forecasts
Issued 10:00 AM EDT 25 September 2026 Today Tonight and Saturday Ice Edge
First ice edge estimated from Northwest Territories near 7012N
12432W to Banks Island near 7107N 12314W. Sea ice west of the ice
edge.
Second ice edge estimated from Banks Island near 7133N 12030W to
Victoria Island near 7138N 11901W. Sea ice north of the ice edge.
Third ice edge estimated from Victoria Island near 6941N 10055W to
7005N 9847W to Prince of Wales Island near 7117N 9841W. Sea ice
northwest of the ice edge.
Fourth ice edge estimated from Prince of Wales Island near 7246N
9632W to Somerset Island near 7320N 9538W. Sea ice northwest of the
ice edge.
Ice Coverage
Special ice warning in effect.
1 tenth first-year ice including a trace of old ice except 2 tenths
old ice in the extreme northern section.
Unusual presence of first-year ice in the southwestern section today
and continuing Saturday.
Warnings (In effect)
Mackenzie
Issued 10:00 AM EDT 25 September 2026Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.
Technical Marine Synopsis
Issued 6:18 PM MDT 25 September 2026 Tonight and Saturday At 0000 UTC Saturday weakening low 986 mb located at 83N 132W.
By 0000 UTC Sunday low 996 mb located at 86N 125W.
At 0000 UTC Saturday ridge from 1017 mb high located over 67N 124W
extending westward.
By 0000 UTC Sunday ridge located from 76N 120W to 72N 168W.