Avalanche

Gulf of Slides

Elizabeth BoltonPresidential Range
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Observation photo 1Observation photo 2

Quick report

Entering the Gulf of Slides, I saw two crown lines, one in Main Gully and the other (and much larger of the two) in the Snowfileds. I then proceded to main gully to get a better visual on the size, debris, and bed surface of the main track. The summit has reported 12 inches of snow in the last 4 days and high winds yesterday loaded easterly slopes.  These two avalaches presumably ran naturally with the wind and new snow loading and scoured the track down to a melt freze crust in many spots.  Natural avalanches are clear signs of instability. Look out for connected slopes on easterly aspects. 

natural avalanche cycle. visible blowing snow.

Weather

Air Temp
2
Cloud Cover
few
Recent Snowfall
6.6

Mostly clear skies, light winds below treeline

Avalanche

Size
D1.5 R2
Type
SS
Aspect
E
Elevation
4900 ft

This avalanche presumably happened yesterday or overnight last night with the combination of new snow and wind loading. From a distance the crown appeared to be approximately a foot thick in places and entrained snow down to the melt freeze crust in much of the track.