As of 4:11 PM CDT on May 17, 2026, all 7 cities in Alcorn County, MS in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Glen, MS with a reading of 4.6.
Over the next 24 hours, the highest UV Index reading in Alcorn County, MS is expected to be 9.4 in Glen 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 |