Wildcat Mountaineering
Rock Climbing business nearby (~3 mi away) — hasn't claimed their Roamze page yet
Lower-grade route at Mushroom Massif combining bolts and placed protection.
Alert in the area
The Forest Service lists 3 alerts for Arapaho and Roosevelt National Forests.
Fire Restrictions
Agency alert covering Arapaho and Roosevelt National Forests · USFS · Arapaho and Roosevelt National Forests
Caribou Road Closure Order
Agency alert covering Boulder Ranger District · Order 02-10-01-26-04 · USFS · Boulder Ranger District
Raptor Nesting Area Closure - Boulder Ranger District
Agency alert covering Boulder Ranger District · Order 02-10-01-26-06 · USFS · Boulder Ranger District
As of · Source: USFS · Arapaho and Roosevelt National Forests. Agencies don't list every closure — check before you go.
Best months: April–June and September–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.
Jan
47° / 21°
6 wet
Feb
48° / 22°
7 wet
Mar
57° / 29°
8 wet
Apr
63° / 34°
10 wet
May
71° / 43°
12 wet
Jun
83° / 51°
10 wet
Jul
88° / 57°
11 wet
Aug
86° / 55°
10 wet
Sep
79° / 48°
8 wet
Oct
66° / 37°
7 wet
Nov
54° / 28°
6 wet
Dec
46° / 21°
6 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Boulder, CO, 14.6 mi away at 5,484 ft. The station sits about 600 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.
One of 15 routes catalogued at Mushroom Massif, this climb sits near the lower end of the crag's 5.8– to 5.11d range. This line accepts both bolts and placed gear on the same ascent.
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Outfitters and businesses near Lyons. They haven’t set up their Roamze page yet.
Wildcat Mountaineering
Rock Climbing business nearby (~3 mi away) — hasn't claimed their Roamze page yet
Movement Gyms
Rock Climbing business nearby (~12 mi away) — hasn't claimed their Roamze page yet
Boulder Rock Club
Rock Climbing business nearby (~12 mi away) — hasn't claimed their Roamze page yet