As of 2:01 PM CDT on June 21, 2026, all 9 cities in Clark County, AR in our database have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Arkadelphia, AR with a reading of 10.8.
Over the next 24 hours, the highest UV Index reading in Clark County, AR is expected to be 10.8 in Arkadelphia between 2:00 PM - 3:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |