Northern San Juan

Avalanche

Zach Guy · Feb 11, 2017 · Northern San Juan

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Weather

Above freezing temps. Moderate winds with strong gusts with no snow transport. No precip. Overcast skies.

Snowpack

~200 cm snowpack. The bottom 30 cm was 4F, 1.5-2mm moist,rounding facets below a 170cm slab, increasing from P to 1F to 4F. There were two layers of small grained, rounding facets in the upper 50 cm of the snowpack. The top 5 cm was moist.

Avalanche

Some rollerballs observed at lower elevations.