Marine Forecast
Issued 07:00 AM MDT 04 August 2026
Today Tonight and Wednesday.
Wind light except east 20 knots over northern sections. Wind
increasing to east 25 early this evening then diminishing to east 15 to 20 early
Wednesday morning.
Fog patches.
Winds
Issued 07:00 AM MDT 04 August 2026
Today Tonight and Wednesday.
Wind light except east 20 knots over northern sections. Wind
increasing to east 25 early this evening then diminishing to east 15 to 20 early
Wednesday morning.
Waves
Issued 07:00 AM MDT 04 August 2026
Today Tonight and Wednesday.
Over open water seas 1 metre or less.
Weather & Visibility
Issued 07:00 AM MDT 04 August 2026
Today Tonight and Wednesday.
Fog patches.
Ice Forecasts
Issued 10:00 AM EDT 4 August 2026 Today Tonight and Wednesday Ice Edge
Ice edge estimated from Brodeur Peninsula near 7157N 9005W to 7245N
9049W to 7319N 8909W to 7352N 8811W then northeastward. Sea ice west
of the ice edge.
Ice Coverage
Special ice warning in effect.
1 tenth first-year ice except 7 tenths first-year ice west of
Herschel Island.
Unusual presence of first-year ice in the eastern section today and
continuing Wednesday.
Warnings (In effect)
Yukon Coast
Issued 10:00 AM EDT 04 August 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 6:30 AM MDT 4 August 2026 Today Tonight and Wednesday At 1200 UTC Tuesday ridge from 1018 mb high located from 74N 135W
to 68N 123W.
By 0000 UTC Thursday ridge from 1032 mb high located from 78N 100W
to 75N 130W then to 68N 125W.
At 1200 UTC Tuesday quasi-stationary trough located on a line
east-west over northern Arctic Coast of Alaska.