As of 7:49 PM CDT on August 19, 2025, all 11 cities in McCurtain County, OK in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Valliant, OK with a reading of 0.3.
Over the next 24 hours, the highest UV Index reading in McCurtain County, OK is expected to be 9.8 in Smithville 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 |