Observation: Summit

Location: Summit Road Obs

Date:
Observer:
Jessie Haffener
Route & General Observations

Drove Summit area to MP43 to observe snow totals from the recent storm on Feb 12th and look for recent avalanche activity. Natural avalanches observed during snow/wind on Feb 12th on a variety of aspects above treeline.

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

Clear skies, calm to light winds, temps in the 20's.

Snow surface

~8" of new snow observed at pullouts. Snow looks very wind affects above treeline.

Snowpack

N/A

Photos & Video
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Obvious wind affect at upper elevations near Twin Peaks.  

Twin Peaks. Note several partially filled in slides are visible.  

Partially filled in slides on the west side of the road near the Hope Y.  

Dramatic wind affect on Manitoba.  

Natural avalanche in a bowl on the north end of Fresno.  

Closer view of natural avalanche on Fresno. Note that the slide stepped down into older weak layers.  

Tracks on Tenderfoot.  

Natural avalanche on Butch.  

Natural avalanches on Colorado.  

Location


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