UV Index for Fort Lewis, WA

Current Fort Lewis UV Index

0 (Low)

Last Updated 36 minutes ago

Hourly Fort Lewis UV Index

The hourly Fort Lewis, WA UV Index forecast for Thursday, July 10th, 2025.

5 Day Hourly Fort Lewis UV Index Forecast

Last Updated 12 hours ago

The UV index forecast for the next five days in Fort Lewis, WA has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Fort Lewis over the next five days will be 8.6 on Friday, July 11th at 1:00 pm.

The UV index forecast for Thursday, July 10th in Fort Lewis, WA is below.

Time UV Index Risk

The UV index forecast for Friday, July 11th in Fort Lewis, WA 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 0.4
Low
8am 1.2
Low
9am 2.6
Low
10am 4.4
Moderate
11am 6.3
High
12pm 7.8
High
1pm 8.6
Very High
2pm 8.3
Very High
3pm 7
High
4pm 4.8
Moderate
5pm 3.2
Moderate
6pm 1.7
Low
7pm 0.6
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, July 12th in Fort Lewis, WA 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 0.4
Low
9am 0.8
Low
10am 1.3
Low
11am 1.9
Low
12pm 2.9
Low
1pm 4.5
Moderate
2pm 5.5
Moderate
3pm 5.7
Moderate
4pm 5.2
Moderate
5pm 3.3
Moderate
6pm 1.7
Low
7pm 0.7
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, July 13th in Fort Lewis, WA 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 0.4
Low
8am 1.2
Low
9am 2.6
Low
10am 4.4
Moderate
11am 6.3
High
12pm 7.8
High
1pm 8.5
Very High
2pm 8.3
Very High
3pm 7.1
High
4pm 5.3
Moderate
5pm 3.3
Moderate
6pm 1.7
Low
7pm 0.7
Low
8pm 0.2
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, July 14th in Fort Lewis, WA is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low