As of 11:54 AM CST on March 7, 2026, all 4 cities in Shannon County, MO in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Birch Tree, MO with a reading of 2.1.
Over the next 24 hours, the highest UV Index reading in Shannon County, MO is expected to be 4.5 in Winona between 1:00 PM - 2:00 PM CST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |