Wildcat Mountaineering
Rock Climbing business nearby (~12 mi away) — hasn't claimed their Roamze page yet
Colorado · Rock climbing · Lyons
High Seas
The hardest climb catalogued at Ironsides.
- 5.11d
- grade
- Sport Bolted
- style
Is High Seas open right now?
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 time to visit High Seas
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.
Jan
32° / 14°
Feb
35° / 15°
Mar
42° / 20°
Apr
46° / 23°
May
56° / 32°
Jun
69° / 38°
Jul
74° / 44°
Aug
73° / 43°
Sep
66° / 36°
Oct
52° / 29°
Nov
41° / 20°
Dec
33° / 14°
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Allenspark 3nw, CO, 4.8 mi away at 8,500 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
This is the hardest route catalogued at Ironsides, sitting at the top of the grade span that runs from 5.6 to 5.11d across the crag's 11 climbs in this system.
Keep exploring — more climbs worth the drive
Photo: Dave Snowden, CC BY-SA 2.0 (via Flickr)The Cays
~2 min drive
Cays, The is a 2-route climbing area in Colorado with mixed protection.
Photo: Dave Snowden, CC BY-SA 2.0 (via Flickr)Scarpa Pizzo
~2 min drive
Scarpa Pizzo in Colorado has 6 climbing routes with 3 difficulty grades in mixed, sport, and trad styles.
Photo: jamieotterbein, CC BY-SA 2.0 (via Flickr)Black Dog Wall
~3 min drive
Black Dog Wall in Colorado has 5 traditional climbing routes across 5 grades.
Photo: jamieotterbein, CC BY-SA 2.0 (via Flickr)Piz Badille
~3 min drive
Piz Badille is a traditional climbing crag in Colorado with 4 routes across 3 grades.
Photo: jamieotterbein, CC BY-SA 2.0 (via Flickr)South-southwest Face (aka Santa Rita Wall)
~3 min drive
South-southwest Face (aka Santa Rita Wall) in Colorado has 4 sport climbing routes on 4 difficulty grades.
Photo: jamieotterbein, CC BY-SA 2.0 (via Flickr)Powerline Alcove
~3 min drive
Powerline Alcove in Colorado has 8 routes across 5 grades, offering sport and trad climbing.
The Ironclads
~1 min drive
Ironclads, The in Colorado has 11 routes with mixed, sport, and trad climbing.
Punk Rock aka Poacher's Rock
~1 min drive
11-route climbing area in Colorado with mixed and sport climbing.
Mount Boner
~1 min drive
Mount Boner in Colorado has 9 sport climbing routes across 7 difficulty grades.
Cays 3
~2 min drive
Cays 3 in Colorado has 8 climbing routes across 6 grades, offering mixed and sport styles.
Local businesses nearby
Outfitters and businesses near Lyons. They haven’t set up their Roamze page yet.
View operator
Movement Gyms
Rock Climbing business nearby (~15 mi away) — hasn't claimed their Roamze page yet
Boulder Rock Club
Rock Climbing business nearby (~15 mi away) — hasn't claimed their Roamze page yet
