The USDA Forest Service avalanche centers are continuing to operate despite the partial government shutdown because of the critical public safety information they provide.
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