Vermillion Slide Path

Quick report

seton.kriese · Feb 24, 2024 · Kootenay

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Quick report

Weather
cloudy, windy
Ride Type
mellowSlopes, steepSlopes, openTrees
Stayed Away
convexSlopes, alpineSlopes
Riding Quality
good
Snow Conditions
crusty, powder, windAffected
Avalanche Conditions
avalancheConditionSlab

Skied Vermillion slide path today. Above the confluence of the various forms of the gully conditions were excellent, boot top powder over the Feb 3 crust, between the confluence and the choke conditions were variable but fun to ski, and below the choke was mostly either skied out crud or breakable crust. Some wind effect and pockets of wind slab throughout the run. Travel conditions in the burn were not favourable until above the choke, so we chose to skin up the fan, then boot through the choke and skin out into the burn once above the choke. While booting up through the choke, I triggered a size 0.5 wind slab avalanche in an isolated pocket of wind slab on unsupported terrain. We were willing to continue due to the wind loading being very obvious and only in small, isolated pockets.

Weather

Wind Speed
windSpeedModerate
Blowing Snow
light
Sky Condition
overcast
Snowfall Rate
1
Wind Direction
W
Precipitation Type
snow

Periods of snow up to 1cm/h alternating with clearing periods throughout the day. Winds light to moderate from the SW shifting to the NW later in the day (at least locally)

Avalanche

Run Length
5
Slab Width
2
Trigger Type
skier
Wind Exposure
crossLoadedSlope
Avalanche Size
1
Slab Thickness
30
Trigger Sub Type
accidental
Start Zone Aspect
W
Vegetation Cover
openSlope
Start Zone Incline
35
Avalanche Character
windSlab
Crust Near Weak Layer
1
Number Of Avalanches
1
Weak Layer Burial Date
2024-02-03
Avalanche Observation
12hrsAgo
Weak Layer Crystal Type
facets
Start Zone Elevation Band
btl
Avalanche Occurrence Datetime
2024-02-24T17:45:00.000Z

Triggered a size 0.5 wind slab avalanche on an unsupported terrain feature while booting through the choke on vermillion slide path. See photo.