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PROFESSIONAL OBSERVATION FORM
 Start Date: 03.11.18 Name: Wieland Operation: SAC
 Drainage/Route:  Mill/Beaver/Jakes/Alturas Observed Terrain:  7300-9700 Zone/Region:  Smoky & Boulder Mountains
WEATHER OBSERVATIONS
 HN24: 0 HST: 0 Sky: OVC Precip: Temps:
 Ridgeline Wind: Light from the SE
 Blowing Snow: Snow Available for Transport:
 Comments: Overcast most of day with some sunshine around 1200. Thicker clouds built in afternoon.
AVALANCHE OBSERVATIONS
 No. Location Date Size Type Trigger Aspect Elevation Comments
 Several 1 SS N Several thin windslabs on E-S aspects.
 Comments: While we viewed a few natural wind slab releases, covering similar terrain did not provide any evidence there were more out there.
SNOWPACK OBSERVATIONS
 HS: 200-260 
 Upper Pack:  
 Middle Pack:  
 Lower Pack:  
AVALANCHE PROBLEM ASSESSMENT
Avalanche Characteristics
Character/Avalanche Problem:
Wind Slab

Layer/Depth:
10-30cm

Likelihood of Triggering
Sensitivity:
Stubborn

Spatial Distribution:
Isolated
Terrain
  Primary Concern Comments: 
 Comments: Mainly traveled and dug in snowpack that was over 2.5m deep. Difficult to pick out our persistent layers and no results on tests.
STABILITY TESTS
 Stability Test Results:
SNOW STABILITY
 Snow Stability Rating for your observed area: Confidence: Trend:
FILE ATTACHMENTS

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