Idaho · Rock climbing · Arco

Open Project

The hardest route catalogued at Solar Inversion Wall.

5.13+
grade
Sport Bolted
style

Is Open Project open right now?

Alert in the area

The Forest Service lists an alert for Salmon-Challis National Forest.

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

Best time to visit Open Project

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

    30° / 8°

    6 wet

  2. Feb

    34° / 12°

    5 wet

  3. Mar

    44° / 22°

    6 wet

  4. Apr

    54° / 29°

    6 wet

  5. May

    65° / 37°

    8 wet

  6. Jun

    73° / 43°

    7 wet

  7. Jul

    83° / 50°

    5 wet

  8. Aug

    82° / 48°

    5 wet

  9. Sep

    72° / 40°

    5 wet

  10. Oct

    58° / 31°

    5 wet

  11. Nov

    41° / 19°

    6 wet

  12. Dec

    29° / 10°

    7 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Mackay Lost Rvr Rs, ID, 29.8 mi away at 5,897 ft. The station sits about 1,400 ft lower than this place, so expect it a little cooler here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Among the six routes catalogued at Solar Inversion Wall, this climb represents the upper end of the grade range, well above the crag's 5.11a baseline.