Sawtooth Avalanche Center

Pro Field Report

Basic Information

Observation Details

Observation Date:
January 1, 2020
Submitted:
January 1, 2020
Observer:
SAC - VandenBos, Davis
Zone or Region:
Galena Summit and Eastern Mtns
Location:
Horton Peak

Signs of Unstable Snow

Recent Avalanches? 
Yes
Cracking? 
Isolated
Collapsing? 
Isolated
Cracking and collapsing where recent winds had built stiff slabs.

Snow Stability

Stability Rating: 
Poor
Confidence in Rating: 
Moderate
Stability Trend: 
Steady

Media/Attachments

These avalanches failed during the storm on a W aspect at 8,700'

Advanced Information

Weather Summary

Cloud Cover:
Mostly Cloudy
Wind:
Strong , N

Variable clouds, from obscured and snowing S-1, to broken and no snowfall.

Avalanche Problems

Problem Location Distribution Sensitivity Size Comments
Wind Slab
Isolated
Specific
Widespread
Unreactive
Stubborn
Reactive
Touchy
D1
D1.5
D2
D2.5
D3
D3.5
D4
D4.5
D5
Persistent Slab

Terrain Use

Avoided avalanche terrain