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Observations

Region: Other Regions
Location: Dutch Hills
Observer:
Date:

Route & General Observations

Petersville region to the Dutch Hills – several remotely triggered avalanches.

Avalanche Details

Avalanche details

Trigger SnowmachinerAvalanche Type Soft SlabAspect Southeast
Elevation 2300ftSlope Angle 40degCrown Depth 24in
Width 60ftLength 300ft  

Observer Comments

Rider traveling up the valley floor proceeding to shelf. Multiple small scale avalanches breaking approximately 800 feet above the rider as he proceeded up. More remote avalanche triggers due to the initial avalanche. No one caught, the rider saw the slides and was able to get out of the runout zone. The debris pile was 6+ feet.

Red Flags

Obvious signs of instability

Recent Avalanches?YesCollapsing (Whumphing)?YesCracking (Shooting cracks)?Yes

Observer Comments

Shooting cracks in lower and upper elevation. evidence of recent avalanche activity in surrounding mountains. Recent storm with 24" of light power snow. Surface hoar under first layer of recent snow as well had wind blown crust layers 30" down.

Weather

Weather

10 degrees, wind gusting, partly sunny with storm approaching.

Snow Characteristics

Snow surface

24" new snow at avalanches elevation. dry powder snow observed.

Photos & Video

Photos



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