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PROFESSIONAL OBSERVATION FORM
 Start Date: 04.26.18 Name: Savage Operation: SAC
 Drainage/Route:  Williams Peak/Meadow Creek Bowl Observed Terrain:  E upper and middle elevations Zone/Region:  Sawtooth Mountains
WEATHER OBSERVATIONS
 HN24: 0 HST: 0 Sky: CLR Precip: Temps: hot
 Ridgeline Wind:
 Blowing Snow: Snow Available for Transport:
 Comments: Avalanche observation
AVALANCHE OBSERVATIONS
 No. Location Date Size Type Trigger Aspect Elevation Comments
 1 Williams/Meadow Ck Today 3.5 WS NL E 9200 Very large wet slab, crown appears to follow cliff band 1000-1500' to the north. Largest slide seen in this drainage in several years (since at least 2011 when I moved here).
 Comments: Greg Stuart photo from near Stanley Ranger Station
STABILITY TESTS
 Stability Test Results:
SNOW STABILITY
 Snow Stability Rating for your observed area: Confidence: Trend:
FILE ATTACHMENTS

180426_Williams_MeadowBowl_WS.jpg
Greg Stuart photo.

Williams Peak- Meadow Creek wet slab resize.jpg
Close up with telephoto.

wider view Williams Peak Meadow Creek wet slab avalanche resize.jpg
View of entire crown and scene.