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PROFESSIONAL OBSERVATION FORM
 Start Date: 03.19.18 Name: VandenBos Operation: SAC
 Drainage/Route:  Profile Observed Terrain:   Zone/Region:  Smoky & Boulder Mountains
WEATHER OBSERVATIONS
 HN24: HST: Sky: Precip: Temps:
 Ridgeline Wind: Calm from the SW
 Blowing Snow: Snow Available for Transport:
 Comments: New snow from the past half week had settled to 35-40cm in the alpine and closer to 10cm at low elevations. Generally calm winds with occasional periods of light SW wind today. Sun came out in force for a few hours in the mid-morning but clouds rolled back in by 1pm and flurries of snow brought a fat trace of new.
AVALANCHE OBSERVATIONS
None Reported
 Comments: Several small, wet loose avalanches on the southeast face of Williams. No signs of wind slab avalanches but wind textures in upper and middle elevation terrain indicate that the wind was at work during the storm.
AVALANCHE PROBLEM ASSESSMENT
Avalanche Characteristics
Character/Avalanche Problem:
Wind Slab

Layer/Depth:


Likelihood of Triggering
Sensitivity:
Not Observed

Spatial Distribution:

Terrain
  Primary Concern Comments: 
 
Avalanche Characteristics
Character/Avalanche Problem:
Wet Loose

Layer/Depth:


Likelihood of Triggering
Sensitivity:


Spatial Distribution:

Terrain
  Problem 2 Comments: 
STABILITY TESTS
 Stability Test Results:
SNOW STABILITY
 Snow Stability Rating for your observed area: Good Confidence: Trend:
FILE ATTACHMENTS

180319_BoulderPeakWindSlab_BV.JPG

180319_TitusLakeSlab_BV.JPG

180319_WilliamsLoose_BV.JPG