Old wind slab summit bowl Whetstone.

CB Avalanche Center 2019-20 Observations

Location: Crested Butte Area
Date of Observation: 04/03/2020
Name: Turner Petersen
Subject: Old wind slab summit bowl Whetstone.
Aspect: East
Elevation: 12,500

Avalanches:(Happened last week naturally) Location: Due East summit bowl of Whetstone, 12,500ft. Ran 500 feet. Lots of old Wind slabs breaking from cornice. from last weeks brutal wind event. Although yesterday’s storm accumulation of 1” wasn’t much, strong winds had already fully loaded in the old crown.

Weather: Cold! Windy! Full winter. Winds in the upper 20’s, 1 inch of fresh snow, bluebird.

Snowpack: Upper northerlies still skiing cold and dry. We skied down the summit ridge to avoid cornices and wind loading to jump on the unaffected cold snow. East faces were extremely wind loaded.