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4th Alley (West Alley)

CO

Historical data for the 4th Alley (West Alley) trail at Arapahoe Basin.

Current Status

Closed

Difficulty

Unknown

Section

Pallavicini

Status Timeline

Current Season

10/26/20253/23/2026

Prior Season

3/30/20258/30/2025
Snowfall(163 days)
Closed(2)
Open(1)
Unknown(1)

Recent Changes

Mar 23, 2026, 10:31 AMLatest
Open→Closed
Feb 14, 2026, 10:00 AM
Closed→Open
Sep 28, 2025, 04:21 PM
Unknown→Closed
Aug 31, 2025, 06:00 PM
Unknown

Statistics

Trail Season Length37 days

Number of Days in Each State

Closed
287 days
Open
37 days
Hold
0 days
Groomed
0 days
Unknown
28 days