Avalanche Occurrence

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Avalanche in the Langer Creek area in the Banner Summit zone. It failed on very weak faceted snow that formed during the prolonged dry spell. 8000', NE

Observer:

SAC Forecaster

Verified by SAC?

Yes

Occurrence Date:

Dec 17, 2020 (+/- 1 day)

Location:

Langer area

Comments:

Several D1-1.5 avalanches releasing in very steep, relatively sheltered mid-elevation terrain. Number of avalanches is an estimate.

# of Avys:

5

Aspect:

NE

Start Zone Elev:

8000ft

Size:

D1.5

Type:

SS-Soft Slab

Trigger:

N-Natural

Weak Layer:

Dec 11, 2020 (FCsf)

Comments:

Start zone elevations ranged from 7600-8000'

Avalanche in the Langer Creek area in the Banner Summit zone. It failed on very weak faceted snow that formed during the prolonged dry spell. 8000', NE

Small avalanches in the Langer Creek area in the Banner Summit zone. These failed on very weak faceted snow that formed during the prolonged dry spell. 8000', NE