Hell Creek 100 & Pure Hell 140
Sylvan Grove, KS
Oct 30–31, 2026
All runs will take place on the Switchgrass Mountain Bike Trail at Wilson State Park. The 100 has the most elevation gain and loss of any 100-miler in Kansas! If you’re looking for a challenging course in the “flatlands” you’ve found it. The trail is easy-to-follow, rugged, single-track with very … MORE
Local Historical Weather (Oct 30):
| 2025 | 2024 | 2023 | 2022 | 2021 | |
| H (°F) | 62 | 74 | 48 | 63 | 75 |
| L (°F) | 29 | 47 | 18 | 44 | 34 |
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