Crater Lake

Avalanche

Ben Ambrose · Dec 11, 2016 · South Bulkley

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Observation photo 1

Quick report

Weather
cold, cloudy
Ride Type
sunnySlopes, mellowSlopes, alpineSlopes
Stayed Away
convexSlopes
Riding Quality
good
Snow Conditions
hard, powder, windAffected
Avalanche Conditions
avalancheConditionSlab

oops. Skiier triggered while ski cutting top of slope. Soft slab 20cm to 30 cm deep. ~10 m wide. Didn't account for warming on sun affected slope. Skiing from entrance to ramp back down face to crater bowl was good as were other aspects skiied in crater bowl.

Avalanche

Run Length
30
Slab Width
10
Trigger Type
skier
Wind Exposure
windwardSlope
Avalanche Size
1.5
Slab Thickness
20
Start Zone Aspect
SW
Vegetation Cover
openSlope
Start Zone Incline
40
Avalanche Character
persistentSlab
Crust Near Weak Layer
1
Number Of Avalanches
1
Start Zone Elevation
1800
Avalanche Observation
12to24hrsAgo
Weak Layer Crystal Type
depthHoar
Start Zone Elevation Band
alp
Avalanche Occurrence Datetime
2016-12-10T01:30:00