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Observation: Brighton Perimeter

Observation Date
2/14/2018
Observer Name
chester
Region
Salt Lake » Big Cottonwood Canyon » Brighton Perimeter
Location Name or Route
Brighton perefery
Weather
Sky
Overcast
Precipitation
Light Snowfall
Wind Direction
South
Wind Speed
Moderate
Weather Comments
Low clouds moving north. Observed winds from se but direction quite variabe e thru -south thru west Snow being transported all areas mid elevation n higher
Snow Characteristics
Snow Surface Conditions
Powder
Wind Crust
Melt-Freeze Crust
Red Flags
Red Flags
Wind Loading
Cracking
Poor Snowpack Structure
Red Flags Comments
Took a wind slab AND facets that didn't get destroyed buy heat or wind to get cracking. Not widespread. Two slices of Swiss cheese, try not to line up the holes. Because of this would guess pockety and small. Deepest i saw 6". All bets are off if deeper wind slabs.
Avalanche Problem #1
Problem
Wind Drifted Snow
Avalanche Problem #2
Problem
Persistent Weak Layer
Comments
Shooting cracks 7' long, up to 5" deep. Pockety. Suspect surface facets weak layer.
Dug pit. N 9300. Wind loaded spot 245 cm deep. 3 weak layers. Lowest 2 weak layers full n clean propigation q2.11 to 16 taps, lacked pop. Most suspect is lowest layer. Top layer did not fully prop q3 . 4 lemons structure.
Weakest layer bout 65 cm down. Ect11, Q2. Poor structure , clean propigation. . Doesn't really match up with lack of slides past week.
Today's Observed Danger Rating
Moderate
Tomorrows Estimated Danger Rating
Moderate