Front Range
AvalancheAnonymous · Nov 20, 2015 · Front Range
Weather
At TL near Eisenhower Tunnel. Temp 11 F, winds WSW at 30-40 mph. Overcast skies, precip snow S-1, humidity 88%
Snowpack
At and just below TL near Eisenhower Tunnel. North aspect at 11,580'. From ground up; facets 1-2mm F hardness at 30cm thickness. Old wind slab, compacted round grains .25-.5 mm, 1F + hardness at 8-10cm thickness. NSF on top of buried wind slab, .5 to 1 mm size at 1cm thickness. Soft Slab with rounded, wind packed and broken precip particles .25 to .5mm, 4F to F in hardness 45-50cm thickness to surface. Surface precip particles 2-5mm, F - hardness at 5-10cm thickness.
Avalanche
Just below TL near Eisenhower Tunnel, North aspect at 11,580', slope angle 38 deg. SS-ASc-R1-D1-I. Crown appr. 50cm Triggered on 3rd ski cut, crown was at first cut. 20' wide ran approx. 60'.