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Avalanche: Black Mountain

Observer Name
Meisenheimer / Kelly / Sugihara
Observation Date
Friday, March 1, 2024
Avalanche Date
Wednesday, February 28, 2024
Region
Ogden » North Fork Ogden River » Black Mountain
Location Name or Route
Ogden - North Fork River - Black Mountain
Elevation
7,100'
Aspect
Southeast
Slope Angle
36°
Trigger
Natural
Avalanche Type
Wet Slab
Avalanche Problem
Wet Snow
Weak Layer
Facets
Depth
2'
Width
250'
Vertical
100'
Comments
We came across this avalanche in our travels today (see first photo of most fresh looking avalanche). It appeared to be relatively fresh compared to some other natural avalanches that also occurred on this hill. We suspect the intense sun over the past few days heated the snow enough for this avalanche to fail as a wet slab. It's possible the crust/faceted snow interface from Valentine's was a player in this avalanche. We haven't seen much activity on that layer in the Ogden area. Could be SH or some other weakness that formed as well. We tried to reach the avalanche, but the terrain wouldn't let us get there to investigate.
We noticed four avalanches on this same hill.
Coordinates