As of 3:07 PM MDT on May 20, 2026, out of 5 cities in Crook County, WY in our database, 3 cities (60%) have a UV Index reading of Moderate, while 2 cities (40%) have a UV Index reading of High. The city with the highest UV Index reading right now is Moorcroft, WY with a reading of 5.7.
Over the next 24 hours, the highest UV Index reading in Crook County, WY is expected to be 6.4 in Sundance between 12:00 PM - 1:00 PM MDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |