Obs-Snow Profile: Collins Gulch 11/13/2011

Observer Name:

Dave Kelly, Jeff Miesbauer

Region:

Salt Lake
Little Cottonwood Canyon
Alta Ski Area
Collins Gulch

Observation Date:

11/13/2011

Location or Route:

Collins Gulch

Weather

Sky:

Obscured

Precipitation:

Light Snowfall

Wind Direction:

Northwest

Wind Speed:

Moderate

Weather Comments:

Light rimed snow falling. Wind was moderate gusting to strong over the ridgelines.

Snow Characteristics

New Snow Depth:

New Snow Density:

Medium

Snow Surface Conditions:

Powder

Dense Loose

Snow Characteristic Comments:

Rimed snow falling at the time the test pit was dug. There was a mixture of new snow and broken wind blown snow in the top 20cm of the snowpack. Below that was broken down snow that was 4f in hardness. The M/F crust varied from 10-25cm off of the ground level. The snow below the M/F crust was mixed forms that had some hard edges as well as evidence of rounding.

Red Flags

Recent Avalanches

Heavy Snowfall

Wind Loading

Cracking

Collapsing

Red Flag Comments:

Observed a slide on the Baldy Shoulder that slid down onto the cat track. It was hard to tell if it was natural or human triggered. It slid approximately 150 vertical feet and would have been enough to take someone off their feet, but not bury them.

Elevation:

9800'

Aspect:

Northeast

Slope Angle:

snow_profile_location:

United States

40° 34' 33.2076" N, 111° 38' 29.1696" W

Comments - Photos - Videos (group 1)

Observed Danger Rating:

Considerable

Snow Profile Location

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