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Observation: Powder Mountain Backcountry

Observation Date
1/31/2013
Observer Name
orum/pollick/kuhnly
Region
Ogden
Location Name or Route
suspect bowl
Weather
Sky
Broken
Wind Direction
West
Wind Speed
Light
Weather Comments
Occasional fog 10am temp 30cm above snow surface 30F.
Snow Characteristics
Snow Surface Conditions
Powder
Wind Crust
Rain-Rime Crust
Snow Characteristics Comments

Had rime event yesterday 1/4" with graupel above and below. Lower elevations (below 8400') on N and NE aspects still had rime but not as stout.

Red Flags
Red Flags
Recent Avalanches
Cracking
Collapsing
Rapid Warming
Red Flags Comments
Saw evidence of a natural cornice release, probably yesterday. Stability tests at 8000'-8200' NE aspect results: ECTP18Q1-SC110cm Buried Surface Hoar. ECTP25Q2-SC100cm buried SH. ECTP21Q2-RP70cm also Buried SH. Also of note low elevations in Ogden cyn had wet snow sluffing on south and north slopes.
Avalanche Problem #1
Problem
New Snow
Trend
Same
Problem #1 Comments

New snow of 55-65 cm sitting on top of surface hoar