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Eastern Sierra Avalanche Center

Professional Observation

       

Basic Information

Observation Details

Observation Date:
January 11, 2023
Submitted:
January 12, 2023
Observer:
Steve Mace | ESAC Forecaster
Zone or Region:
Mammoth Lakes
Location:
Mammoth Area- Natural avalanche activity

Signs of Unstable Snow

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

Key Points

Clearing skies this morning allowed for limited visibility of a few natural avalanches that occurred in the Mammoth area during the storm 1/9-1/10 on the Shoulder of Mt Laurel as well as a relatively small (d1-1.5) wind slab that likely occurred this morning in the Mammoth rock bowl. continued snow showers and thin clouds made for difficult photos.

 

Advanced Information

Avalanche Observations

 #  Date Location Size Type Bed Sfc Depth Trigger Comments Photo
2 Past 48 hours Shoulder of Mt Laurel
NE 10500
D2 HS N-Natural likely D2-D2.5 Wind slabs failing during the loading event
1 Today Mammoth roack bowl
NE 10000
D1.5 HS S-New Snow N-Natural Relatively small but recent Wind slab
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