California · Bouldering · Bishop

Thunderbird

Among the hardest problems catalogued at Grandma Peabody Boulder.

V11
grade
Bouldering Pads
style

Is Thunderbird open right now?

Alert in the area

The Forest Service lists 4 alerts for Inyo National Forest.

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

Best time to visit Thunderbird

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

    43° / 24°

    11 wet

  2. Feb

    44° / 23°

    11 wet

  3. Mar

    46° / 26°

    10 wet

  4. Apr

    50° / 29°

    8 wet

  5. May

    56° / 36°

    6 wet

  6. Jun

    66° / 42°

    3 wet

  7. Jul

    74° / 49°

    2 wet

  8. Aug

    74° / 49°

    1 wet

  9. Sep

    68° / 44°

    2 wet

  10. Oct

    58° / 37°

    4 wet

  11. Nov

    49° / 31°

    8 wet

  12. Dec

    44° / 25°

    10 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Huntington Lake, CA, 36.3 mi away at 7,020 ft. The station sits about 700 ft higher than this place, so expect it a little warmer here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

One of the hardest problems at Grandma Peabody Boulder, where 14 climbs have been catalogued across the V0–V13 range.

Photo of the crag

Grandma Peabody Boulder — the crag this route is on
Grandma Peabody Boulder, California — this photo shows the crag, not this individual route.Photo: Kunstee, CC BY 2.0 (via Flickr)

Keep exploring — more climbs worth the drive