View data as of
Back to Main Lodge

Arriba (Upper)

CA

Historical data for the Arriba (Upper) trail at Mammoth Mountain.

Current Status

Closed

Difficulty

Blue

Section

Main Lodge

Status Timeline

Current Season

11/20/20254/27/2026
Snowfall(34 days)
Closed(5)
Open(1)
Groomed(4)

Recent Changes

Apr 27, 2026, 11:02 AMLatest
Open→Closed
Apr 23, 2026, 12:56 AM
Groomed→Open
Apr 20, 2026, 11:31 AM
Closed→Groomed
Apr 11, 2026, 11:01 AM
Groomed→Closed
Feb 21, 2026, 11:30 AM
Closed→Groomed
Feb 17, 2026, 05:00 PM
Groomed→Closed
Jan 7, 2026, 10:30 AM
Closed→Groomed
Dec 15, 2025, 09:30 AM
Groomed→Closed
Nov 20, 2025, 08:00 AM
Closed→Groomed
Nov 7, 2025, 01:31 PM
Closed

Statistics

Trail Season Length158 days

Number of Days in Each State

Closed
162 days
Open
4 days
Hold
0 days
Groomed
118 days
Unknown
68 days