Observation: 10420

Observation Date

3/2/2026

Observer Name

Hardesty and Watson

Region

Salt Lake » Big Cottonwood Canyon » 10420

Location Name or Route

10420

Weather

Sky

Broken

Precipitation

Light Snowfall

Wind Direction

Southwest

Wind Speed

Moderate

Weather Comments

Just a trace of graupel. Sustained moderate southwest wind but did not seem like much snow available for transport in this terrain.

Snow Characteristics

Snow Surface Conditions

Wind Crust

Melt-Freeze Crust

Rain-Rime Crust

Snow Characteristics Comments

Poor riding conditions as crusts abound.

Avalanche Problem #1

Problem

Persistent Weak Layer

Trend

Same

Problem #1 Comments

PWL noted roughly 2' down beneath a 1F to Pencil 'minus' slab. Facets were F+ to 4F-.

Profiles at 8900' and 9400' with ECTX and ECTNs on the faceted layer.

Coordinates