11.3 (Extreme)
Last Updated 4 minutes ago
The hourly Napili-Honokowai, HI UV Index forecast for Wednesday, September 17th, 2025.
Last Updated 5 hours ago
The UV index forecast for the next five days in Napili-Honokowai, HI has 4 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Napili-Honokowai over the next five days will be 11.4 on Thursday, September 18th at 12:00 pm.
The UV index forecast for Wednesday, September 17th in Napili-Honokowai, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 2pm | 9.4 |
Very High |
| 3pm | 6.3 |
High |
| 4pm | 3.2 |
Moderate |
| 5pm | 1.1 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, September 18th in Napili-Honokowai, HI 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 | 0.2 |
Low |
| 8am | 1.2 |
Low |
| 9am | 3.4 |
Moderate |
| 10am | 6.6 |
High |
| 11am | 9.6 |
Very High |
| 12pm | 11.4 |
Extreme |
| 1pm | 11.4 |
Extreme |
| 2pm | 9.4 |
Very High |
| 3pm | 6.3 |
High |
| 4pm | 3.2 |
Moderate |
| 5pm | 1.1 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, September 19th in Napili-Honokowai, HI 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 | 0.2 |
Low |
| 8am | 1.2 |
Low |
| 9am | 3.4 |
Moderate |
| 10am | 6.6 |
High |
| 11am | 9.6 |
Very High |
| 12pm | 11.4 |
Extreme |
| 1pm | 11.3 |
Extreme |
| 2pm | 9.3 |
Very High |
| 3pm | 6.2 |
High |
| 4pm | 3.2 |
Moderate |
| 5pm | 1.1 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, September 20th in Napili-Honokowai, HI 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 | 0.2 |
Low |
| 8am | 1.2 |
Low |
| 9am | 3.4 |
Moderate |
| 10am | 6.4 |
High |
| 11am | 9.4 |
Very High |
| 12pm | 11.2 |
Extreme |
| 1pm | 11.2 |
Extreme |
| 2pm | 9 |
Very High |
| 3pm | 6.2 |
High |
| 4pm | 3.2 |
Moderate |
| 5pm | 1 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, September 21st in Napili-Honokowai, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |