Vail & Summit County

Avalanche

Anonymous · Dec 23, 2014 · Vail & Summit County

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Weather

(PM observation, WSW @ 11,000ft TL) Broken to Overcast, short period of S-1. Tair -12C at 1400h (Tair est. -20C at 0900h). Winds calm to light (NW), no blosno observed. Visibility limited to BTL/TL and near-above TL.

Snowpack

17dgr on WSW @ 11,000ft TL (baseline): HS140cm, Hst 87cm. Overall weak structure (F-4F of df above P/K irregular melt-crust with facets 2.5-3mm, and 1F to 4F of facets and rounded dh). Burp Q1 down 37cm and CT-N (2) (within storm snow, no significant change in hardness, density, grains observed); DT13 Q1 on 44cm below melt-crust on facets. ///// Signs observed in area of moderate blosno from previous days from NW.

Avalanche

none observed. 3 moderate collapses at/above Coral Creek.