California · Bouldering · Truckee

Unknown 10

One of 12 problems at Coldstream Canyon River Boulder II.

V1-2
grade
Bouldering Pads
style

Is Unknown 10 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 Unknown 10

Best months: May–September. 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

    41° / 17°

    11 wet

  2. Feb

    43° / 18°

    10 wet

  3. Mar

    48° / 22°

    10 wet

  4. Apr

    53° / 26°

    7 wet

  5. May

    63° / 33°

    6 wet

  6. Jun

    73° / 38°

    3 wet

  7. Jul

    82° / 44°

    2 wet

  8. Aug

    81° / 42°

    2 wet

  9. Sep

    74° / 36°

    2 wet

  10. Oct

    63° / 29°

    4 wet

  11. Nov

    49° / 23°

    7 wet

  12. Dec

    39° / 17°

    10 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Donner Mem Sp, CA, 0.6 mi away at 5,937 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

One of 12 boulder problems catalogued at Coldstream Canyon River Boulder II, situated in the lower end of the crag's V0-1 to V6-7 range.