Valanga

Slate River

Evan RossGunnison
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Foto dell’osservazione 1Foto dell’osservazione 2Foto dell’osservazione 3

Quick report

Cracking
isolated
Collapsing
isolated

We observed 1 notable collapse that produced shooting cracks. A few other collapses were small and didn't feel like they ran far.

Weather

Cloud Cover
broken
Wind Loading
none
Snow Avail For Transport
large amounts

Partly cloudy in the morning becoming mostly cloudy in the afternoon. Calm wind.

Snowpack

The 2/2 interface was down 45cm at 9,900ft and down 65cm at 11,300ft. The interface was SH 6mm to 10mm. The slab above was F to 4F. ECTN at the lower elevation and ECTP 23 SP at the upper location. Ski pen was about 15 to 20cm. The snowpack was surprisingly quiet. The weak layer looked untrustworthy and we kept terrain choices conservative. 

Avalanche

Size
D1.5
Aspect
SW
Trigger
N
Elevation
10300 ft

Hard to say when this avalanche ran. Perhaps 2/9 or maybe earlier. The crown looks a little drifted ver on the lookers left side.