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Thunder Mountain

CA

Historical data for the Thunder Mountain trail at Snow Valley.

Current Status

Closed

Difficulty

Green

Section

Snow Valley

Status Timeline

Current Season

12/16/20253/15/2026

Prior Seasons

11/26/20244/6/2025
12/15/20234/20/2024
Closed(12)
Groomed(7)

Recent Changes

Mar 15, 2026, 05:01 PMLatest
Groomed→Closed
Feb 19, 2026, 07:00 AM
Closed→Groomed
Feb 18, 2026, 08:30 AM
Groomed→Closed
Jan 11, 2026, 08:00 AM
Closed→Groomed
Jan 10, 2026, 04:00 PM
Closed→Closed
Oct 2, 2025, 12:30 AM
Closed

Statistics

Trail Season Length63 days

Number of Days in Each State

Closed
106 days
Open
0 days
Hold
0 days
Groomed
62 days
Unknown
0 days