Colorado · Rock climbing · Estes Park

Critical Morass

The hardest route catalogued at Jurassic Park—Lily Lake.

5.10c
grade
Sport Bolted
style

Is Critical Morass open right now?

Alert in the area

The Forest Service lists 4 alerts for Canyon Lakes Ranger District.

As of · Source: USFS · Canyon Lakes Ranger District. Agencies don't list every closure — check before you go.

Best time to visit Critical Morass

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

    32° / 14°

  2. Feb

    35° / 15°

  3. Mar

    42° / 20°

  4. Apr

    46° / 23°

  5. May

    56° / 32°

  6. Jun

    69° / 38°

  7. Jul

    74° / 44°

  8. Aug

    73° / 43°

  9. Sep

    66° / 36°

  10. Oct

    52° / 29°

  11. Nov

    41° / 20°

  12. Dec

    33° / 14°

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Allenspark 3nw, CO, 5.9 mi away at 8,500 ft. The station sits about 900 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.

This route represents the upper end of the grade spectrum at Jurassic Park—Lily Lake, where 19 climbs have been catalogued ranging from 5.4 to 5.10c. Located in the Big Ass Slab sector, it stands among the most challenging lines at the crag.

Photo of the crag

Jurassic Park - Lily Lake — the crag this route is on
Jurassic Park - Lily Lake, Colorado — this photo shows the crag, not this individual route.Photo: Dave Snowden, CC BY-SA 2.0 (via Flickr)

Keep exploring — more climbs worth the drive

Local businesses nearby

Outfitters and businesses near Estes Park. They haven’t set up their Roamze page yet.

Wildcat Mountaineering

Rock Climbing business nearby (~16 mi away) — hasn't claimed their Roamze page yet

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Movement Gyms

Rock Climbing business nearby (~25 mi away) — hasn't claimed their Roamze page yet

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Boulder Rock Club

Rock Climbing business nearby (~25 mi away) — hasn't claimed their Roamze page yet

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