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PROFESSIONAL OBSERVATION FORM
 Start Date: 02.17.18 Name: VandenBos Operation: SAC
 Drainage/Route:  Northern Boulders Observed Terrain:   Zone/Region:  Smoky & Boulder Mountains
WEATHER OBSERVATIONS
 HN24: HST: 5cm Sky: X Precip: S2 Temps:
 Ridgeline Wind: Moderate and Steady from the SW
 Blowing Snow: M Snow Available for Transport:
 Comments: Late day tour, snowing up to S2. Winds were calm to ~8,500' and then moderate and steady out of the SW above 8,500'.
AVALANCHE OBSERVATIONS
None Reported
 Comments: No activity observed, but visibility was awful.
AVALANCHE PROBLEM ASSESSMENT
Avalanche Characteristics
Character/Avalanche Problem:
Wind Slab

Layer/Depth:


Likelihood of Triggering
Sensitivity:


Spatial Distribution:

Terrain
  Primary Concern Comments: 
 
Avalanche Characteristics
Character/Avalanche Problem:
Persistent Slab

Layer/Depth:


Likelihood of Triggering
Sensitivity:


Spatial Distribution:

Terrain
  Problem 2 Comments: Not directly observed, but the overall structure of things hasn't really changed much.
STABILITY TESTS
 Stability Test Results:
OBVIOUS SIGNS OF INSTABILITY
 Marked with checkmark if observed:
 Cracking (isolated)    
 Comments: Cracking in fresh slabs.
SNOW STABILITY
 Snow Stability Rating for your observed area: Confidence: Trend: