As of 3:04 PM EDT on August 25, 2026, all 3 cities in Tyler County, WV in our database have a UV Index reading of High. The city with the highest UV Index reading right now is Sistersville, WV with a reading of 6.6.
Over the next 24 hours, the highest UV Index reading in Tyler County, WV is expected to be 7.3 in Sistersville between 2:00 PM - 3:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |