CAIC

CAIC: Colorado Avalanche Information Center

BC Zone Observation Report

Sunday, February 2, 2020 at 12:00 AM
Vail & Summit County

Details

Date: 2020/02/02

Observer: Eric Haskell
Organization: Public

Location

BC Zone: Vail & Summit County
Area Description: Basin SE of Uneva Pk

Weather

Weather Description: Moderate to strong west winds loading eastern slopes. Tracks on NE slope we covered by the time we turned around to skin back up.

Avalanches

Avalanche Description: Recent natural release wind slab on SE face of Uneva Pk. Several natural cornice collapses on East facing slopes south of Uneva Pk. Wind slab remotely triggered at 12000’ on NE facing slope. 1-2’ x 200’ x 600’.

Date

Location/Path

#

Elev

Asp

Type

Trig

SizeR

SizeD

View

2020/02/02 ^†

Uneva Peak

1

>TL

NE

SS

AS / r

R2

D1.5

Media

Images

<b>Figure 1:</b> Remote triggered fresh wind slab on a northeast facing slope (<a href=javascript:void(0); onClick=win=window.open('https://caic-production.imgix.net/8lf74m8l27f60aurl7ouydxho22x?ixlib=php-3.1.0&s=a934706ee6483b48ec7f8d544e0aebf1','caic_media','resizable=1,height=820,width=840,scrollbars=yes');win.focus();return false;>see full sized image</a>)

<b>Figure 2:</b> Small soft cornice failures (<a href=javascript:void(0); onClick=win=window.open('https://caic-production.imgix.net/zcx9939ukui40w2l24a4t3qr33cq?ixlib=php-3.1.0&s=65495163fc04c9b79b4c542b7cbdb480','caic_media','resizable=1,height=820,width=840,scrollbars=yes');win.focus();return false;>see full sized image</a>)

<b>Figure 3:</b> Older wind slabs on steep wind-loaded terrain (<a href=javascript:void(0); onClick=win=window.open('https://caic-production.imgix.net/ihz4i3bs5wl0dyqdb25ppmdu8wxu?ixlib=php-3.1.0&s=ca9dbedeae375601d421ce4462b997d8','caic_media','resizable=1,height=820,width=840,scrollbars=yes');win.focus();return false;>see full sized image</a>)