Observation: NWAC Forecaster

All Observations

Basic Information

Observation Details

Observation Date:
December 16, 2022
Submitted:
December 16, 2022
Observer:
NWAC Forecaster - Lee Lazzara
Zone or Region:
West North
Location:
Table Mountain (4200' > 5400' all aspects)

Signs of Unstable Snow

Recent Avalanches? 
Yes
Cracking? 
Isolated
Collapsing? 
None Experienced

Media/Attachments

Extreme winds on Thursday scoured down the Park Headwall to last summer's snow surface - in other words all the snow from this winter blew away.
Well developed surface hoar grains are still found throughout wind protected terrain on most spects.
Compacted snow in old skin track excavated out when winds blew away the surrounding snow in the Baker BC.
Scoured snow surfaces alternating with pockets of wind slab in the Baker BC.
Loose wet avalanche activity on the south face of Larrabee. Some south facing slopes above treeline showed signs of loose wet activity but it was not widespread.
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