UV Index for Willow Lake, IL

Current Willow Lake UV Index

0.9 (Low)

Last Updated 7 minutes ago

Hourly Willow Lake UV Index

The hourly Willow Lake, IL UV Index forecast for Friday, July 18th, 2025.

5 Day Hourly Willow Lake UV Index Forecast

Last Updated 5 hours ago

The UV index forecast for the next five days in Willow Lake, IL has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Willow Lake over the next five days will be 8.5 on Saturday, July 19th at 2:00 pm.

The UV index forecast for Friday, July 18th in Willow Lake, IL is below.

Time UV Index Risk
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, July 19th in Willow Lake, IL 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 0.9
Low
9am 2.6
Low
10am 4.4
Moderate
11am 4.8
Moderate
12pm 7.5
High
1pm 6
High
2pm 8.5
Very High
3pm 6.3
High
4pm 3.9
Moderate
5pm 2.8
Low
6pm 1.2
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, July 20th in Willow Lake, IL 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 0.3
Low
8am 0.3
Low
9am 0.6
Low
10am 0.4
Low
11am 0.7
Low
12pm 4
Moderate
1pm 0.7
Low
2pm 1
Low
3pm 0.6
Low
4pm 0.3
Low
5pm 0.3
Low
6pm 0.1
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, July 21st in Willow Lake, IL 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 1.3
Low
9am 2.9
Low
10am 5
Moderate
11am 4.5
Moderate
12pm 6.1
High
1pm 6.7
High
2pm 8.2
Very High
3pm 6.6
High
4pm 3.2
Moderate
5pm 1.3
Low
6pm 0.8
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, July 22nd in Willow Lake, IL 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