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Observations

Region: Summit
Location: Summit Road Observation
Observer:
Date:

Route & General Observations

Road obs from Johnson Pass pullout to Gilpatricks in Summit Area. This zone appears far more wind impacted than Turnagain with stripping down to rock, especially on NE aspects. Several small and large natural avalanches observed.

Below is a photo of recent activity on a South aspect of Fresno Ridge as seen from Tenderfoot. Click Here for an observation from Tenderfoot from today (3/11/18.)

Avalanche Details

Avalanche details

Trigger NaturalAvalanche Type UnknownAspect Unknown
ElevationunknownSlope AngleunknownCrown Depthunknown
WidthunknownLengthunknown  

Red Flags

Obvious signs of instability

Recent Avalanches?YesCollapsing (Whumphing)?NoCracking (Shooting cracks)?No

Observer Comments

Large natural avalanche on NE aspect above treeline between Silvertip and Moose Mountain. Several small to large natural avalanches at and above treeline on SE aspects between Silvertip and Moose Mountain. These occurred in a heavily cross loaded area.

Large crown and natural avalanche seen from Hope Y Junction on what I believe is Nelson Mountain.

Small natural avalanche on South end of Summit on East side of road.

Three large natural avalanches on S aspect of Fresno above treeline

Weather

Weather

Overcast and no precipitation

Snow Characteristics

Snow surface

NA

Snowpack

NA

Photos & Video

Photos



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