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Roller Coaster (Upper)

CA

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

Current Status

Closed

Difficulty

Blue

Section

Canyon Lodge

Status Timeline

Current Season

11/20/20254/27/2026
Snowfall(34 days)
Closed(4)
Groomed(3)

Recent Changes

Apr 27, 2026, 08:32 AMLatest
Groomed→Closed
Feb 20, 2026, 12:30 PM
Closed→Groomed
Feb 17, 2026, 05:00 PM
Groomed→Closed
Dec 5, 2025, 12:30 PM
Closed→Groomed
Dec 1, 2025, 08:00 AM
Groomed→Closed
Nov 23, 2025, 01:00 PM
Closed→Groomed
Nov 7, 2025, 01:31 PM
Unknown→Closed
Aug 31, 2025, 06:00 PM
Unknown

Statistics

Trail Season Length155 days

Number of Days in Each State

Closed
137 days
Open
0 days
Hold
0 days
Groomed
148 days
Unknown
68 days