| Recent Avalanches? | Yes |
| Collapsing (Whumphing)? | No |
| Cracking (Shooting cracks)? | No |
Observation: Hatcher Pass
Location: Indep. Mine to Dylan´s Molar to Rae Wallace
IMB > Dylan´s Molar> Rae Wallace > IMB
Previous heavy wind scouring to the ground on exposed features and ridgelines above 3000′.
Widespread breakable crust.
Non-breakable, supportable wind deposited snow at ridgelines, unreactive.
1 small, recent (1/13?) avalanche observed at NNW, 4400′, failed on facets near the ground in facet garden of rocks mid slope, likely during recent strong winds, HS-N-D1-O
Small localized cracking on recent firm, wind loaded snow
No whumphing
Obvious signs of instability
Observer Comments
Recent natural listed in "route and other general observations"
Weather
Broken skies, warm, mild temps, calm winds.
Snow surface
Widespread breakable to supportable crusts, 1-10" thick, above 3000'
HS 20-60cm of loose facets on Rae Wallace chutes, wind protected areas, Northerly, 3-4000'
Mix of breakable and textured orange peel on RW aprons.
Snowpack
North aspects above 3500-4000'
Strong strength, poor structure, propagation in PSTs at base of snowpack, ECTs generally not showing propagation.
Lacking melt freeze crust
Basal facets showing some gained strength and compaction.
Rae Wallace-16-Jan
raised tracks Skyscraper, East
wind scouring and effect on Hatch Peak, Sunnyside, Southeast, 3-4500'