Upper Torpy

Avalanche

Sam Stewart · Dec 11, 2022 · McGregor

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Observation photo 1Observation photo 2Observation photo 3

Quick report

Weather
cloudy, stormy
Ride Type
alpineSlopes, openTrees
Stayed Away
convexSlopes
Riding Quality
amazing
Snow Conditions
powder
Avalanche Conditions
avalancheConditionSnow, avalancheConditionSlab

Triggered a small slab avalanche while skinning. The slab was 1 to 2 feet in depth and released below the trigger. The slab was approximately 4m by 3m and slid for 20 to 30m downhill.

Weather

Wind Speed
windSpeedCalm
Blowing Snow
none
Sky Condition
overcast
Precipitation Type
snow

Fog in the morning with the sun breaking through early afternoon. Overcast layer appeared shortly after the sun came out.

Avalanche

Run Length
30
Slab Width
4
Trigger Type
skier
Avalanche Size
1
Slab Thickness
45
Trigger Sub Type
accidental
Start Zone Aspect
SE
Vegetation Cover
sparseTrees
Start Zone Incline
38
Avalanche Character
stormSlab
Number Of Avalanches
1
Start Zone Elevation
1640
Avalanche Observation
24to48hrsAgo
Start Zone Elevation Band
tln
Avalanche Occurrence Datetime
2022-12-11T10:45:00.000Z

The slab released about 1m below the trigger point.