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ADVANCED OBSERVATION FORM
 Start Date: 01.11.19
 Drainage/Route:  Just inside the Hwy 21 Avy Canyon Observed Terrain:  7,000-8,400 Zone/Region:  Banner Summit
WEATHER OBSERVATIONS
 HN24: HST: Sky: CLR Precip: Temps:
 Ridgeline Wind: Calm
 Blowing Snow: None Snow Available for Transport:
AVALANCHE OBSERVATIONS
 No. Location Date Size Type Trigger Aspect Elevation Comments
  Did not see any types of Avalanches in this area. Sun did warm things up with a few roller balls on some of the solar aspects.
SNOWPACK OBSERVATIONS
 HS: 95cm 
 Upper Pack: 45cm from last storm surface hoar starting to grow on open shaded aspects 
 Middle Pack: 45cm there was a small density change between old and new snow interface 
 Lower Pack: 5cm of rounding wet facets. I could form a ball with them. 
STABILITY TESTS
 Stability Test Results: Dug at 8,000 WSW aspect ECTX.
OBVIOUS SIGNS OF INSTABILITY
 Marked with checkmark if observed:
 Collapsing (isolated)    
 Comments: Had a few sudden collapses mid elevation. Mostly in the treed areas.
SNOW STABILITY
 Snow Stability Rating for your observed area: Confidence: MODERATE Trend: Improving
FILE ATTACHMENTS

EA7978B5-1BB1-4CDB-9E87-DE2D8EC57FED.jpeg
First area of surface hoar Were pretty large with nice feathers. Mid elevation

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A bit higher in elevation and not as formed as the ones lower.