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Payette Avalanche Center

Public Observation

Observation Details

Observation Date:
January 26, 2023
Submitted:
January 27, 2023
Zone or Region:
Big Creek Summit
Activity:
Skiing/Snowboarding
Location:
Big creek summit

Signs of Unstable Snow

Did you see shooting cracks? 
No
Did you experience collapsing or whumpfing? 
Yes, Isolated

Observations

Touchy hand shears on an east aspect led us to compression tests.

Results at 7100 feet on a due east aspect

2x CTE SC @ 30 cm down
ECTP 11 @ 30 cm down
The concerning layer was comprised of roughly 5 mm buried surface hoar, and is 2-5 cm under a thin crust.
Lots of whumpfs(at least 20) above 6500 feet on north and east aspects.

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