Observation: Chugach State Park

Location: Glen Alps - Chugach Front Range

Route & General Observations

Plan was to check out the effects of the 2/24 storm event in this part of the Chugach Front Range. Departed Glen Alps PL at 1300 and toured SE through the meadows area on the north aspect of Blueberry Knoll. Made a loop over and around Blueberry Knoll and back to the PL by 1700. Observed no signs of recent avalanches in my viewshed. Noted fresh ski tracks in Little O’Malley gully (pic) and also on west aspect of Blueberry knoll.

Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.

A bluebird day. At 1500 was 10F with winds calm

Snow surface

In the mdw flats in protected areas found 20 cm of new very skiable fluff from 2/24 storm event on top of a 50 cm firm base. 1mm surface hoar froming on steller snow crystals. Ridgetops were a different story. Wind probably late during 2/24 storm event had transported ridgetop snow into drifts up to several feet deep. Signs of wind transport on NW aspect of Flattop (pic). Though calm today, during the storm event of 2/24 the Glen Alps weather station recorded SE wind gusts up to 28mph.


Ski cutting of steep rollovers in mdws area produced no results. Did pit at 2421 ft on NE aspect of Blueberry in lee of hemlocks at treeline.(profile attached). Got STH to ground and CTN. Pit temp profile showed 1.5C temp change/10cm of snow thickness. According to the literature, this is just over the minimum temperature gradient required to form faceted at depth.

Photos & Video
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