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Observation type - Snowpack
Name - A Giernet
Keep me anonymous if published - no
Location (general area) - Mt. San Antonio summit ridge
Latitude - N 34° 17.258'
Longitude - W 117° 38.780'
Date (yyyymmdd) - 20121216
Time - 12:27pm
Road conditions to area - Clear
Temperature - 26°F/ -3°c
Sky - Obscured (fog or base layer prevents view of sky)
Wind speed - Strong (26-38mph Whole trees in motion)
Wind direction - SE
Wind direction in degrees
Slope aspect - not observed
Slope angle - Ridge top no aspect
Elevation - 10,000'/ 3050m
Snow depth - 12"/ 30cm
Boot/ Ski penetration - PB 4"/ 10cm
Precipitation - None
Activity, recent avalanches - No
Brief description - Blowing snow
Whumphing noises, shooting cracks. collapsing - no
Rapid warming - no
Obvious avalanche path - no
Terrain trap - no
Comment - Strong steady winds transporting snow Signs of wind slab formation but isolated to ridge area depressions not transporting over ridge to slope visibility very low 40' Once descending down ridge onto South aspect heavy cloud cover, misty and warmer with water dripping from trees With warmer temps during the day later in the week melt freeze crusts will be forming on S to E exposed slopes
Publish this observation - Yes I would like this observation Published
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