As of 4:14 PM CDT on April 20, 2026, out of 2 cities in Cheyenne County, KS in our database, 1 city (50%) have a UV Index reading of Moderate, while 1 city (50%) have a UV Index reading of High. The city with the highest UV Index reading right now is St. Francis, KS with a reading of 5.5.
Over the next 24 hours, the highest UV Index reading in Cheyenne County, KS is expected to be 8.3 in St. Francis between 2:00 PM - 3:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |