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Eastern Sierra Avalanche Center

Professional Observation

       

Basic Information

Observation Details

Observation Date:
March 2, 2023 - March 2, 2023
Submitted:
March 2, 2023
Observer:
Clancy Nelson | ESAC Forecaster
Zone or Region:
Pine Creek
Location:
Wheeler Crest and Mt. Tom - Avalanche Observations

Signs of Unstable Snow

Recent Avalanches? 
Yes
Cracking? 
None Experienced
Collapsing? 
None Experienced

Media

Recent step-down avalanche in Witcher Canyon Near Treeline
Recent persistent slab avalanche that triggered a large wind slab down low
Large recent slab avalanche on Mt. Tom

Advanced Information

Avalanche Observations

 #  Date Location Size Type Bed Sfc Depth Trigger Comments Photo
1 Past 24 hours Witcher Canyon Near Treeline
N 10000 ft
D2 HS O-Old Snow N-Natural Looks like a wind slab avalanche stepped down to the persistent weak layer.
Recent step-down avalanche in Witcher Canyon Near Treeline
1 Past 24 hours Wheeler Crest Above Swall Meadows. Lookers L of Witcher Canyon
N 9200 ft
D2.5 HS O-Old Snow N-Natural Debris from a slab that released around 9200 feet triggered a large wind slab down low.
Recent persistent slab avalanche that triggered a large wind slab down low
1 Past 24 hours Mt. Tom Lookers L of Elderberry Canyon
NE 9400 ft
D2 HS O-Old Snow N-Natural
Large recent slab avalanche on Mt. Tom

Most of this activity appears to have run yesterday (3/1/23) or overnight. Other, older crowns and debris piles were filled in or obscured by the intense wind-loading event yesterday afternoon (3/1/23).

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