Wyoming · Rock climbing · Ten Sleep

Supremacy Crack

The hardest climb catalogued at Old Road Crags.

5.12c
grade
Sport Bolted
style

Is Supremacy Crack open right now?

No closures listed

The Forest Service lists no closures for Bighorn National Forest.

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

Best time to visit Supremacy Crack

Best months: May–June and 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

    37° / 15°

    6 wet · 6 snow

  2. Feb

    39° / 17°

    6 wet · 5 snow

  3. Mar

    51° / 27°

    6 wet · 4 snow

  4. Apr

    59° / 34°

    8 wet · 2 snow

  5. May

    69° / 42°

    9 wet · 1 snow

  6. Jun

    80° / 51°

    8 wet

  7. Jul

    88° / 57°

    6 wet

  8. Aug

    86° / 56°

    5 wet

  9. Sep

    76° / 46°

    6 wet

  10. Oct

    61° / 35°

    7 wet · 2 snow

  11. Nov

    46° / 24°

    6 wet · 4 snow

  12. Dec

    36° / 15°

    6 wet · 6 snow

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Tensleep 4ne, WY, 4.5 mi away at 4,748 ft. The station sits about 1,300 ft lower than this place, so expect it a little cooler here. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

This route represents the upper limit of difficulty among the 15 climbs catalogued at Old Road Crags, which span from 5.9 to 5.12c.

Photo of the crag

Old Road Crags — the crag this route is on
Old Road Crags, Wyoming — this photo shows the crag, not this individual route.Photo: jtstewart, CC BY-SA 2.0 (via Flickr)

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