The last avalanche forecast for the 2019-2020 season posted on May 3rd. Thank you to everyone who supported the avalanche center this past season with volunteer hours, donations, and/or avalanche, snowpack, and weather observations. These contributions are crucial to avalanche center operations.
Close call with small avalanche on Andesite Peak.
Donner Summit Area
Date and time of avalanche (best estimate if unknown):
Mon, 02/20/2017 - 10:50
United States39° 20' 59.3772" N, 120° 21' 44.8092" W
Recent avalanche activity
Whumphing noises, shooting cracks, or collapsing
Recent loading by new snow, wind, or rain
Obvious avalanche path
Observation made by: Forecaster