As of 4:51 PM CDT on June 28, 2025, out of 14 cities in Story County, IA in our database, 8 cities (57%) have a UV Index reading of Moderate, while 6 cities (43%) have a UV Index reading of High. The city with the highest UV Index reading right now is Story City, IA with a reading of 5.5.
Over the next 24 hours, the highest UV Index reading in Story County, IA is expected to be 9.7 in Ames 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 |