Moist snow and persistent slab

CB Avalanche Center2015-16 Observations

Location: Crested Butte Area
Date of Observation: 04/07/2016
Name: Evan Ross
Subject: Moist snow and persistent slab
Aspect: North East, East, South East
Elevation: 11,200 NTL

Weather: Clear sky, calm wind, thin clouds starting to build just before sundown.
Snowpack: Quick obs tour in the late afternoon. See media for specifics.

Aspect ENE, Elevation 11,200, Slope 36. Only the upper inch of the snow surface had become moist. The march 6th (lower dusty interface) continues to produce propagating test results on some slopes. ECTP 21 SP with block sliding off. Interface consisted of 4F 2mm rounding faceted particles. The grains themselves didn’t look to concerning, more concerning was the weaker structure surrounded by 1f hard snow.


Aspect: SE, Elevation 11,200, Slope 25. Moist snow down to an observed depth of 60cm. First ice lens was down about 55cm. Perc columns where above this ice lens but not below. Surprisingly boot pen was only about 10cm 80% of the time.