As of 12:24 PM CDT on October 23, 2025, all 5 cities in Prairie County, AR in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Ulm, AR with a reading of 4.5.
Over the next 24 hours, the highest UV Index reading in Prairie County, AR is expected to be 5.1 in Ulm between 1:00 PM - 2:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |