Avalanche: Summit

Location: Summit eastside

Route & General Observations

SH 1.5 – 2mm to 3000′ on WSW thru N aspects. Dust onsupportable crust(sun) to 2500′ then dust+ on wind board
Many WL on steep solar aspects w/ 2 isolated Wet slabs triggered by WL both near 2600-2700′
Descending lat in day knee deep isothermal on steep southern @ approx. 1500′

Avalanche Details
If this is an avalanche observation, click yes below and fill in the form as best as you can. If people were involved, please provide details.
Trigger NaturalRemote Trigger Unknown
Avalanche Type Wet Loose SnowAspect South Southeast
Elevation 2600ftSlope Angle 37deg
Crown DepthunknownWidthunknown
Vertical Run 150ft  
Avalanche Details

WL triggered 2 slabs, one definitely a Wet slab 70' & 130' wide
numerous small to D1 WL slides SE through West through Summit, TP and along T. Arm

Red Flags
Red flags are simple visual clues that are a sign of potential avalanche danger. Please record any sign of red flags below.
Obvious signs of instability
Recent Avalanches?Yes
Collapsing (Whumphing)?No
Cracking (Shooting cracks)?No
Observer Comments

intense solar, some greenhousing before Noon. Wet Loose slides some with rocks in debris. older pinwheels
Glide release below bigger wider Glide crack on south face of Eddies

Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.

very very light breeze for 1 hour

Snow surface

Surface Hoar 1.5 - 2mm to high point of ~ 3000'
dust to up to 5" of loose snow over MF crusts and/or windboard


traveling tests only. Unreactive to cornice block trundling and ski cut