Missouri · Bouldering · Belleview

Thumbdercling Slab

One of 16 boulder problems catalogued at Upper Picnic Area, this climb sits in the lower-middle range of the crag's V0- to V4 span.

Also worth it near here
- Braille TrailHiking · Next doorPhoto: Wikipedian Kbh3rd, CC BY-SA 3.0 (via Wikimedia Commons)
- Stouts CreekCanoeing · ~7 min drivePhoto: Adam Moss from Macomb, IL, United States, CC BY-SA 2.0 (via Wikimedia Commons)
- Russell MountainSummit · ~9 min drivePhoto: US Geologic Survey, Public domain (via Wikimedia Commons)
- Mina Sauk FallsWaterfall · ~12 min drive
Best time to visit Thumbdercling Slab
Best months: March–June and August–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.
1. Jan
  40° / 21°
  8 wet
2. Feb
  45° / 25°
  8 wet
3. Mar
  55° / 33°
  10 wet
4. Apr
  66° / 44°
  11 wet
5. May
  74° / 54°
  12 wet
6. Jun
  82° / 63°
  10 wet
7. Jul
  86° / 67°
  9 wet
8. Aug
  85° / 65°
  8 wet
9. Sep
  78° / 57°
  7 wet
10. Oct
  68° / 46°
  9 wet
11. Nov
  54° / 35°
  8 wet
12. Dec
  43° / 26°
  8 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Potosi 4 Sw, MO, 18.7 mi away at 1,105 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Photo of the crag

Best time to visit Thumbdercling Slab