As of 8:28 AM EDT on March 10, 2026, all 4 cities in Roanoke County, VA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Cave Spring, VA with a reading of 0.1.
Over the next 24 hours, the highest UV Index reading in Roanoke County, VA is expected to be 6.3 in Glenvar between 1:00 PM - 2:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |