Observation: Avalanche Professional

All Observations

Basic Information

Observation Details

Observation Date:
January 29, 2023
Submitted:
January 29, 2023
Observer:
Avalanche Professional - Kaf Adventures - AIARE Level 1
Zone or Region:
Snoqualmie Pass
Location:
Surveyors Lake (East aspects 2800ft to 4000ft)

Signs of Unstable Snow

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

Advanced Information

Weather Summary

Cloud Cover:
Clear
Temperature:
15°F
Wind:
Light , E
New/Recent Snowfall:
HST 5-6cm

Weather observations at Surveyors Lake above Silver Fir area at 3980ft, east aspect, mostly open/not treed. Sunny and clear skies, no precip, temperature -9 Celsius, light east winds, light-plus gusts, no blowing snow. HS 216cm, Hst 5-6cm, boot pen 24cm/4cm ski pen.

No avalanches were observed.

Snowpack Observations

Snow pit tests in the same area, yet shaded on a 30 degree slope. CT12 RP down 7cm, CT18 RP down 40cm. ECTV down 8cm, ECTX down 24cm.

Skiing conditions on east aspects were breakable crust above 3750 ft, dust on crust below 3600, and ok in between.

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