Sawtooth Avalanche Center

Public Field Report

Observation Details

Observation Date:
March 2, 2023
Submitted:
March 2, 2023
Zone or Region:
Soldier and Wood River Valley Mtns
Activity:
Skiing/Snowboarding
Location:
Edna

Triggered Avalanches

Did you trigger any avalanches? 
Yes
Was it intentional? 
No
Avalanche Type:
Soft Slab
Size:
Size 2: Could bury, injure, or kill a person
Elevation:
7,500
Aspect:
NW
Comments:

Signs of Unstable Snow

None reported

Observations

Skier triggered avalanche. Remote trigger from ~100ft away. Crown ~400ft across, broke just below cornice on WNW ridge. Crown at ~30-31 degrees, with connected terrain below between 30-34. Ran ~800ft of vertical. Likely wind slab on top of faceted old snow. Entrained snow down to ground in upper slide area. No collapsing during tour. Some minor cracking with little propagation.

Additional natural avalanche activity seen on NNW ridge across from cornice break. Soft wind slab on top of weak layer.

Media

This avalanche was remotely triggered on Thursday by skiers in Indian Creek NE of Hailey. It broke on a NW-facing, wind loaded slope at 7500'.
Public Field Report: Edna
Public Field Report: Edna
Public Field Report: Edna