Atmospheric River Avalanches

Quick report

keith · Jan 29, 2024 · Rossland

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Observation photo 1Observation photo 2Observation photo 3

Quick report

Weather
foggy, sunny
Ride Type
mellowSlopes
Riding Quality
terrible
Snow Conditions
heavy, wet
Avalanche Conditions
avalancheConditionSlab

AST 1 Group out in the field in Simple Terrain with High Danger. Observed avalanches (see Avalanche Tab). A video was also created and can be found at State of the Snowpack OR https://www.youtube.com/channel/UCTMfxxWAPxAO0YNzwmS1SmA

Avalanche

Run Length
198
Slab Width
60
Trigger Type
natural
Avalanche Size
2
Slab Thickness
40
Start Zone Aspect
NE
Vegetation Cover
sparseTrees
Start Zone Incline
38
Avalanche Character
wetSlab
Number Of Avalanches
2-5
Start Zone Elevation
2180
Runout Zone Elevation
2017
Avalanche Observation
12to24hrsAgo
Start Zone Elevation Band
tln
Avalanche Occurrence Datetime
2024-01-29T19:00:00.000Z

Several size 1.5-2 avalanches mainly out of shallow rocky terrain (40+ degree). Difficult to see crowns, but guessing they would be classified as wet slabs.