Avalanche Forecast
Regions: Tutshi, Wheaton, White Pass East, White Pass West, Yukon.
Stormy conditions persist throughout the day Thursday - continue with a conservative approach while avalanche hazard remains heightened.
Confidence
Moderate
Avalanche Summary
A few natural wind slab avalanches up to size 2 on north-facing, alpine terrain were reported Wednesday.
Check out Wednesday's report from our Avalanche Canada field team.
If you do go into the backcountry, consider submitting a Mountain Information Network report.
Snowpack Summary
Approximately 50 to 100 cm of recent storm snow continues to be redistributed by strong southerly winds. Deep deposits of wind-loaded snow can be found in lee features, while south-facing terrain continues to be scoured by recent winds.
New snow is reportedly well bonded to an underlying crust.
Treeline snow depth is roughly 80 cm, however, snow depths overall remain highly variable.
Weather Summary
Wednesday Night
Cloudy with 2 to 10 cm of snow, south alpine winds 40 to 60 km/h, treeline temperature -8 °C.
Thursday
Cloudy with 15 to 30 cm of snow, south alpine winds 50 to 70 km/h, treeline temperature -6 °C.
Friday
Mostly cloudy with trace amounts of snow, southwest alpine winds 30 to 40 km/h, treeline temperature -9 °C.
Saturday
Cloudy with trace amounts of snow, southwest alpine winds 30 to 40 km/h, treeline temperature -9 °C.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Avoid all avalanche terrain during periods of heavy loading from new snow, wind, or rain.
- Wind slabs are most reactive during their formation.
Avalanche Problems
Wind Slabs
Fresh wind slabs continue to form in leeward terrain like ridges and gully features.
Aspects: North, North East, East, West, North West.
Elevations: Alpine, Treeline.
Likelihood: Likely - Very Likely
Expected Size: 1 - 2.5