Observation: Avalanche Professional

All Observations

Basic Information

Observation Details

Observation Date:
December 18, 2021
Submitted:
December 18, 2021
Observer:
Avalanche Professional - Vetta Mountain Guides
Zone or Region:
West South
Location:
Pickhandle Basin (N, NE, E, NW, W)

Signs of Unstable Snow

Recent Avalanches? 
None Observed
Cracking? 
None Experienced
Collapsing? 
None Experienced

Advanced Information

Weather Summary

Cloud Cover:
Obscured
Temperature:
Around 32 all day°F
Wind:
Moderate , E
New/Recent Snowfall:
Approx 10cm of snow this morn over a melt-freeze crust with light precip throughout day (S-1), moist snow-surface most of day.

Temps right at freezing most of the day, with a moderate-strong east wind intensifying throughout day. Obscured sky and S-1 precip trending towards stronger wind and precip at 16:00.

None observed

Snowpack Observations

No cracking or whumpfing in basin -- visible wind effect and cornicing along ridgeline above basin. Still exposed stumps, willows, and downed timber in the exit gully. Drier, lighter snow piling up over moist snow from the day.

Avalanche Problems

Problem Location Distribution Sensitivity Size Comments
Wind Slab
Layer Depth/Date: Building tonight
Comments: Mod-intense blosno at ridgeline above Pickhandle Basin (Crown Point and Pickhandle Gap).
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