Sawtooth Avalanche Center

Public Field Report

Observation Details

Observation Date:
April 22, 2023
Submitted:
April 23, 2023
Zone or Region:
Banner Summit
Activity:
Skiing/Snowboarding
Location:
Copper mountain Northside

Triggered Avalanches

Did you trigger any avalanches? 
Yes
Was it intentional? 
No
Avalanche Type:
Soft Slab
Size:
Size 1: Relatively harmless to people
Elevation:
8500
Aspect:
NE
Comments:
Approximately 15x15' slab. We ruled out the steeper entrance just above due to new snow. No signs of instability until I triggered this. Two other skiers in my party skied this before me, so it was a huge surprise.

Observed Avalanches

Did you observe any avalanches? 
Yes
Avalanche Type:
Other
Size:
Size 1: Relatively harmless to people
Elevation:
Aspect:
Comments:
Isolated Old(Before Thursday night storm) debris all around

Signs of Unstable Snow

None reported

Observations

Generally stable transitioning snow on most aspects besides direct N. Little wind with the last storm.

Media

Public Field Report: Copper mountain Northside