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Eastern Sierra Avalanche Center

Public Observation

Observation Details

Observation Date:
March 15, 2023
Submitted:
March 15, 2023
Zone or Region:
Mammoth Lakes
Activity:
Skiing/Snowboarding
Location:
Mammoth rock

Observations

Observed Avalanches

Did you observe any avalanches? 
Yes
Avalanche Type:
Soft Slab
Size:
Size 3: Could bury and destroy a car, damage a truck, destroy a wood frame house, or break a few trees
Elevation:
Tree line
Aspect:
N
Comments:
From distance under mammoth rock large slide observed what appears to be a point release. Rain crust below 9000 ft. Soft slab avalanches propagate easily on >30 degree slopes.

Signs of Unstable Snow

Did you see shooting cracks? 
Yes, Isolated
Did you experience collapsing or whumpfing? 
Yes, Isolated
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