Trigger | Skier | Remote Trigger | Yes |
Avalanche Type | Soft Slab | Aspect | North Northeast |
Elevation | unknown | Slope Angle | unknown |
Crown Depth | 12in | Width | unknown |
Vertical Run | unknown |
standard up route. new snow to 20cms. snow still in trees down low. obvious wind(SE) texture in alpine
Topped out ~3500′
Trigger | Skier | Remote Trigger | Yes |
Avalanche Type | Soft Slab | Aspect | North Northeast |
Elevation | unknown | Slope Angle | unknown |
Crown Depth | 12in | Width | unknown |
Vertical Run | unknown |
multiple remote triggers from 10-25m away. fresh soft leeward storm slabs usually on small unsupported slopes. one step down to basal facets in an extremely shallow area (previously scoured?)
See low light picture
Recent Avalanches? | No |
Collapsing (Whumphing)? | Yes |
Cracking (Shooting cracks)? | No |
Recent snow and wind, obvious wind texture up high, old slides on Punk Spines & elsewhere
collapsing in creek bed but no other collapses until near top out in the alpine. 2 collapses ;~ 3m, ~7m prior to de-skinning
1 audible collapse while down skiing coincident w 2nd remote
clear calm 20*F at road 1030h; slight 0-2mph ENE breeze in alpine after 1230h, 16*F; high clouds from SSW coming in by 1500h
soft new snow w/ increasing texture and wind crust depending on aspect w/ increasing elevation
basal facets topped by clearish MF crust w/ small facets above then faceting rounds w/ occasional wind thickened layers topped by 15-20cm low density pow
hand shears were resistant, no formal pits