Observation: 10420

Observation Date

2/4/2026

Observer Name

Zimmerman-Wall

Region

Salt Lake » Big Cottonwood Canyon » 10420

Location Name or Route

10,420

Weather

Sky

Few

Wind Speed

Calm

Weather Comments

Warming throughout the day.

Snow Characteristics

Snow Surface Conditions

Dense Loose

Melt-Freeze Crust

Damp

Snow Characteristics Comments

All surface conditions underfoot were supportable on skis. With up to 50cm boot penetration on shaded, and 20cm on solar.

Snow Profile

Aspect

Northeast

Elevation

10,300'

Slope Angle

24°

Comments

Short tour to map coverage and surface conditions.

1. Upper BCC (N-E facing)

2. Upper Bonanza Flats (S-E facing)

3. 10,420 Shoulder rider disturbance

4. Surface hoar 5mm on sheltered, however it is laying over due to sun impacts

5. 10,420 Profile site- least disturbed area I could find

6. Clayton's Peak coverage and rider disturbance

7. E facing slope near Guardsman Pass.

Today's Observed Danger Rating

Low

Coordinates