0.5 (Low)
Last Updated 40 minutes ago
The hourly Grass Ranch Colony, SD UV Index forecast for Tuesday, December 16th, 2025.
Last Updated 22 hours ago
The UV index forecast for the next five days in Grass Ranch Colony, SD has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Grass Ranch Colony over the next five days will be 1.6 on Tuesday, December 16th at 1:00 pm.
The UV index forecast for Tuesday, December 16th in Grass Ranch Colony, SD is below.
| Time | UV Index | Risk |
|---|---|---|
| 11am | 1.1 |
Low |
| 12pm | 1.4 |
Low |
| 1pm | 1.6 |
Low |
| 2pm | 1 |
Low |
| 3pm | 0.6 |
Low |
| 4pm | 0.2 |
Low |
| 5pm | 0 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, December 17th in Grass Ranch Colony, SD is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0 |
Low |
| 9am | 0.1 |
Low |
| 10am | 0.4 |
Low |
| 11am | 0.6 |
Low |
| 12pm | 0.6 |
Low |
| 1pm | 0.8 |
Low |
| 2pm | 0.7 |
Low |
| 3pm | 0.4 |
Low |
| 4pm | 0.2 |
Low |
| 5pm | 0 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, December 18th in Grass Ranch Colony, SD is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0 |
Low |
| 9am | 0.1 |
Low |
| 10am | 0.4 |
Low |
| 11am | 0.6 |
Low |
| 12pm | 1 |
Low |
| 1pm | 1.1 |
Low |
| 2pm | 0.9 |
Low |
| 3pm | 0.5 |
Low |
| 4pm | 0.2 |
Low |
| 5pm | 0 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, December 19th in Grass Ranch Colony, SD is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |