Obs-Snow Profile: West Beaver Perimeter 12/20/2010

Observer Name:

Toby Weed

Observation Date:

12/20/2010

Region:

Logan
Logan River
Franklin Basin
West Beaver Perimeter

Weather

Sky:

Overcast

Precipitation:

Light Snowfall

Wind Direction:

West

Wind Speed:

Light

Weather Comments:

Still not able to see high country as it stayed obscured all day....

Snow Characteristics

New Snow Depth:

12"

Snow Surface Conditions:

Powder

Rain-Rime Crust

Snow Characteristic Comments:

Interesting rime crust from 12-19 splitting F-hard layers of fresh snow from when the rain line came up in elevation for a while...... This could be holding things together at mid elevations.....

Good riding conditions, but difficult and very tedious trail-breaking on ascent.....

Red Flags

Heavy Snowfall

Cracking

Red Flag Comments:

Some isolated cracking....

Primary Concern

Primary Concern:

New Snow

Probability:

Considerable

Aspect:

North

Northeast

East

Southeast

South

Southwest

West

Northwest

Elevation:

High

Mid

Trend:

Less Dangerous

Primary Concern Comments:

Snow was a bit more stable than I expected on the Franklin Basin side of the Beav. I triggered cornice falls and small ridge-top SSs on the east facing side of the ridge-line, but tests showed fair stability on West facing slopes

Elevation:

7500'

Aspect:

West

Slope Angle:

snow_profile_location:

United States

41° 57' 21.9852" N, 111° 34' 18.2676" W

Comments - Photos - Videos (group 1)

The somewhat interesting results of my compression test. Both layers failed at the same time on 16 taps (6 from elbow)...

ECTN

Observed Danger Rating:

Considerable

Forecast Danger Rating:

Considerable

Snow Profile Location

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