California · Rock climbing · Nevada City

Thunderdome

Thunderdome in California has 5 sport climbing routes spanning 5 difficulty grades.

5 routes
5.11a – 5.12c
Sport

Is Thunderdome open right now?

Alert in the area

The Forest Service lists 2 alerts for Tahoe National Forest.

As of · Source: USFS · Tahoe National Forest. Agencies don't list every closure — check before you go.

Best time to visit Thunderdome

Best months: May–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

  1. Jan

    44° / 25°

  2. Feb

    46° / 26°

  3. Mar

    51° / 27°

  4. Apr

    56° / 30°

  5. May

    64° / 37°

  6. Jun

    75° / 43°

  7. Jul

    82° / 48°

  8. Aug

    82° / 47°

  9. Sep

    76° / 44°

  10. Oct

    65° / 37°

  11. Nov

    51° / 30°

  12. Dec

    43° / 25°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Lake Spaulding, CA, 0.7 mi away at 5,156 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Thunderdome is a climbing area in the Yuba River Ranger District of Tahoe National Forest in California. It sits among a cluster of climbing spots, with Kudos Cliff and Kudos Left each about 0.1 mile away. Summer is the warmest stretch for climbing here. Typical averages from a nearby weather station at Lake Spaulding run to highs around 82°F in July and August, with lows in the upper 40s. Winter is much colder, with January highs in the mid-40s and lows near 25°F. For more time outdoors, the Spaulding Lake Trail starts about a mile off. The Sierra Discovery Trail is roughly 1.7 miles away, and Rucker Lake campground is about 2.2 miles away. Fall Creek, a canoeing spot, is about 3.4 miles away.