As of 8:00 AM CDT on July 24, 2026, all 5 cities in Howard County, AR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Nashville, AR with a reading of 0.8.
Over the next 24 hours, the highest UV Index reading in Howard County, AR is expected to be 9.4 in Nashville 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 |