Observation: Grizzly Gulch 11/28/2010

Observer Name:

DaveKelly, Phil Sarnoff

Region:

Salt Lake
Little Cottonwood Canyon
Grizzly Gulch

Observation Date:

11/28/2010

Location or Route:

Grizzly Gulch-Twin Lakes Pass

Weather

Sky:

Overcast

Precipitation:

Light Snowfall

Wind Direction:

South

Wind Speed:

Calm

Weather Comments:

Wind was calm when we dug pit. Picked up as the afternoon wore on. Snow precipitation picked up intensity as well.

Snow Characteristics

New Snow Depth:

New Snow Density:

Low

Snow Surface Conditions:

Powder

Wind Crust

Snow Characteristic Comments:

New snow about 10cm deep. Wind crust beneath new snow. On steeper slopes and off ridges new snow was extremely sensitive to ski cuts. Did not propagate any further than length of skis when kicked.

Red Flags

Heavy Snowfall

Wind Loading

Red Flag Comments:

From observations on 11/27/10 there was a thin wind slab on some north aspects that had elastic strength. Extended Column Test (ECTX) that did not propogate even at 30+ with both my partner and I pounding on it.

Elevation:

10000'

Aspect:

Northeast

Slope Angle:

snow_profile_location:

United States

40° 35' 36.6828" N, 111° 36' 29.7432" W

Observed Danger Rating:

Moderate

Snow Profile Location

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