Avalanche Occurrence
General Information
Observer:
NWAC Forecaster
Occurrence Date:
Dec 11, 2021 ()
Location:
WA Pass Hwy 20
Comments:
Observers reported least 2 large to very large natural avalanches ran in the Hairpin Valley at the headwaters of Early Winters Creek. These ran between morning and midday.
Avalanche Characteristics
# of Avys:
2Aspect:
NESize:
D2.5Trigger:
N-NaturalComments:
Originated from very steep, unsupported terrain far above the valley floor. The exact start zone elevation is unknown but likely from above treeline. At least one of these was D2.5 in size.