Crowfoot Couloir

Avalanche

JeffMcK · Mar 30, 2022 · West Side 93N

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Quick report

Weather
sunny, warm
Ride Type
steepSlopes, alpineSlopes, mellowSlopes
Riding Quality
amazing
Snow Conditions
deepPowder, powder, wet, hard

Signs of recent sloughing/flushing (24hrs or longer) out of the Couloir could be observed from the parking lot. Lots of refrozen roller balls on the fan as well. We stopped just shy of the choke point, near the ice on climbers right as not enough cold cover moved in to shield the cornices above us from the sun. The skiing in the Couloir was amazing, cold, dry and very well bonded powder. A choppy section of the fan working through the roller balls and then a corn harvest on the lower fan. We did a second lap from skiers left of the fan again in great corn snow. Going up for the second lap we noticed lots of new roller balls, some larger ones that peeled out of pockets near the lower cliffs. Timing is everything.

Weather

Avg Temp
-5
Wind Speed
windSpeedLight
Blowing Snow
none
Sky Condition
fewClouds
Wind Direction
SW
New Snow24 Hours
2
Temperature Trend
rising
Precipitation Type
none

On our second lap the wind changed to a light/moderate Westerly which cooled things off and brought in more cloud cover.

Avalanche

Run Length
100
Trigger Type
natural
Avalanche Size
1
Start Zone Aspect
E, NE
Avalanche Character
looseWet, looseDry, corniceOnly
Number Of Avalanches
2-5
Avalanche Observation
24to48hrsAgo
Start Zone Elevation Band
alp
Avalanche Occurrence Datetime
2022-03-30T09:30:00

Multiple wet loose below the NE, E facing cliffs as well as what appeared to be a cornice failure resulting in a secondary loose in the Couloir all up to sz 1.