Gunnison

Avalanche

Evan Ross · Dec 1, 2019 · Gunnison

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Weather

Beautiful mostly clear day with a few high clouds. Light winds will a small amount of snow continuing to drift.

Snowpack

A couple collapses where old October snow was lingering as a collapsible crust near the ground. This collapsible crust was isolated in the terrain we traveled. Otherwise managed the terrain with the old wind slabs in mine. The 11/29 and 11/25 interfaces didn't appear that they will pose a persistent issue, but managing the terrain with the old wind-loading in mind was still great travel advice as these interfaces continue to adjust to the new load.

Avalanche

Carnage all over the place from the 11/30 natural avalanche cycle. The total tally of observed avalanches from Eric and I is in his observation here. The only additional notable avalanche from my observation verses his, was the large natural on the South side of Mineral Point. This avalanche initiated in the upper cliffs as a windslab. when that cascaded into the apron below it further propagated in the South facing bowl. I believe the apron propagated on the 11/25th interface, with around a 50cm crown. This is estimated as I didn't do a crown investigation. Climax: 4x-SS-D2.5 NTL NE Peeler: 1x-SS-D2 NTL E Redwell: 1x-SS-D2 ATL NE Schuylkill Ridge: 1xSS-D2-R3-O NTL NE 1xSS-D2-R3-O BTL NE Schuylkill Peak: 1x-SS-D2.5 NTL NE 1x-SS-D2.5 NTL N (Baxter Basin) Schuylkill SubPeak: 1xSS-D2 NTL ENE 1xSS-D2.5 NTL N 3xSS-D1.5 NTL NW Daisy Pass: 1xSS-D2 NTL E 2xSS-D1.5 NTL NE Mineral Point: SS-D2.5-R2-I ATL S Angle Pass: SS-D2.5-R2-O ATL NE 2xSS-D2 ATL NE 1xSS-D1.5 NE Afley: 1xSS-D2.5 ATL NE