Avalanche

Irwin Tenure

Irwin GuidesGunnison
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Weather

OVC->X, Temp 15-20, Winds SW 30-40 G 60+, snow started falling around 1300

Snowpack

Generalized snowpack obs by zone:

EBM - 2-3" supportable crust over FC/DH, deficit zones near rocks. Sonic choke is melted out

SBM - 4-6" faceting crust, mostly supportable, small NSF on top, 207 is thin, dogleg is melted out

LWW - mix of facets/crust, up to 6" thick in JA glade but only 1-2" thick in knob steep

MWW - Thortons/Way long is mostly facets from the snow surface to the ground, probably the weakest structure in our tenure

UWW - Semi-supportable crust/frozen tracks over facets/DH

UUWW - Semi-supportable crust/frozen tracks over facets/DH - Lone Wolf mid start zone is cross loaded

New World - rocks, grass, and sastrugi facets - Thread is cross loaded

Avalanche

Small cornice/Wind slabs on road side features between Landing and Knob, D1-