The 142nd and final avalanche advisory for the 2017/2018 season was published on April 22nd. Thank you to all who have supported the avalanche center through volunteer hours, field observations, and financial support.
Wind slabs, storms slabs, shooting cracks to 80' and natural avalanches below treeline.
Donner Summit Area
Date and time of avalanche (best estimate if unknown):
Tue, 01/05/2016 - 12:00
United States39° 20' 59.9064" N, 120° 21' 52.3332" W
Whumphing noises, shooting cracks, or collapsing
Recent loading by new snow, wind, or rain
Obvious avalanche path
Observation made by: Forecaster