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PROFESSIONAL OBSERVATION FORM
 Start Date: 02.04.18 Name: VandenBos Operation: SAC
 Drainage/Route:  Northern Boulders Observed Terrain:   Zone/Region:  Smoky & Boulder Mountains
WEATHER OBSERVATIONS
 HN24: HST: 2cm Sky: X Precip: S1 Temps:
 Ridgeline Wind: Moderate and Intermittent from the NW
 Blowing Snow: L Snow Available for Transport:
 Comments: Afternoon tour. Precip started around 1430 with rain up to nearly 8,000' and moderate, wet snowfall above. 2cm accumulation above rainline as of nightfall.
AVALANCHE OBSERVATIONS
None Reported
 Comments: No activity observed.
AVALANCHE PROBLEM ASSESSMENT
Avalanche Characteristics
Character/Avalanche Problem:
Persistent Slab

Layer/Depth:


Likelihood of Triggering
Sensitivity:


Spatial Distribution:

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

Layer/Depth:


Likelihood of Triggering
Sensitivity:


Spatial Distribution:

Terrain
  Problem 2 Comments: 
STABILITY TESTS
 Stability Test Results:
OBVIOUS SIGNS OF INSTABILITY
 Marked with checkmark if observed:
 Cracking (isolated)    
 Comments: Isolated cracking in freshly formed slabs in exposed terrain, rarely propagating more than a foot or two in front of skis.
SNOW STABILITY
 Snow Stability Rating for your observed area: Confidence: Trend: