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Observation: Telegraph Flats

Observation Date
12/5/2019
Observer Name
Daniel Turner
Region
Logan » Southeast Idaho » Bloomington Canyon » Telegraph Flats
Location Name or Route
Bloomington Canyon ID, Telegraph Flats
Weather
Sky
Obscured
Wind Direction
North
Wind Speed
Calm
Weather Comments
Obscure and foggy, low visibility throughout the day.
Snow Characteristics
New Snow Depth
3.5'
New Snow Density
Medium
Snow Surface Conditions
Powder
Snow Characteristics Comments
11cm of new low density storm snow from Dec 5th storm on top of 60cm of consolidated Thanksgiving day snow above 34cm of old rotten October snow consisting of 2-4mm facets. Poor snow structure. Persistent weak layer at 34cm from ground.
Red Flags
Red Flags
Poor Snowpack Structure
Red Flags Comments
CT14 SC Q1, ECT12 (Both 34cm from ground)
Avalanche Problem #1
Problem
Persistent Weak Layer
Trend
Same
Problem #1 Comments
Persistent weak layer exists at the Thanksgiving Storm snow and old October snow interface on NW slopes. This layer is reactive and has the propensity to propagate. Remote triggering this layer is possible in areas where the old October snow remained. Northerly slopes above 7000'.
Snow Profile
Aspect
Northwest
Elevation
8,200'
Slope Angle
25°
Comments
CT14 SC Q1 (34cm), ECTP12 (34cm)
Video
Today's Observed Danger Rating
Moderate
Tomorrows Estimated Danger Rating
Moderate
Coordinates