As of 4:57 PM CDT on August 2, 2025, out of 5 cities in Columbia County, AR in our database, 3 cities (60%) have a UV Index reading of Low, while 2 cities (40%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Emerson, AR with a reading of 4.3.
Over the next 24 hours, the highest UV Index reading in Columbia County, AR is expected to be 9.5 in Emerson between 1:00 PM - 2:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |