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PROFESSIONAL OBSERVATION FORM
 Start Date: 12.16.17 Name: VandenBos Operation: SAC
 Drainage/Route:  Yellow Belly Drainage Observed Terrain:   Zone/Region:  Sawtooth Mountains
WEATHER OBSERVATIONS
 HN24: 2cm HST: Sky: BKN Precip: S-1 Temps:
 Ridgeline Wind: Moderate and Intermittent from the N
 Blowing Snow: L Snow Available for Transport: Small amounts
AVALANCHE OBSERVATIONS
None Reported
 Comments: Observed the aftermath from a few somewhat recent avalanches. Hard to know their exact vintage. Loose snow avalanches for the most part, though one triggered a small slab in a cross loaded gully.
AVALANCHE PROBLEM ASSESSMENT
Avalanche Characteristics
Character/Avalanche Problem:
Wind Slab

Layer/Depth:


Likelihood of Triggering
Sensitivity:
Stubborn

Spatial Distribution:

Terrain
  Primary Concern Comments: 
STABILITY TESTS
 Stability Test Results:
OBVIOUS SIGNS OF INSTABILITY
 Marked with checkmark if observed:
 Cracking (isolated)    
SNOW STABILITY
 Snow Stability Rating for your observed area: Confidence: Trend:
FILE ATTACHMENTS

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Imogene debris

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Imogene debris

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Peak between Imogene and Payette debris