UV Index for St. Louis, OK

Current St. Louis UV Index

9 (Very High)

Last Updated 52 minutes ago

Hourly St. Louis UV Index

The hourly St. Louis, OK UV Index forecast for Thursday, April 17th, 2025.

5 Day Hourly St. Louis UV Index Forecast

Last Updated 53 minutes ago

The UV index forecast for the next five days in St. Louis, OK has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in St. Louis over the next five days will be 9 on Thursday, April 17th at 1:00 pm.

The UV index forecast for Thursday, April 17th in St. Louis, OK is below.

Time UV Index Risk
2pm 8.2
Very High
3pm 7
High
4pm 4.9
Moderate
5pm 2.7
Low
6pm 1.1
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, April 18th in St. Louis, OK 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 0.4
Low
9am 1.1
Low
10am 1.8
Low
11am 3.8
Moderate
12pm 4.5
Moderate
1pm 4.9
Moderate
2pm 5.2
Moderate
3pm 2.6
Low
4pm 1.5
Low
5pm 1
Low
6pm 0.9
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, April 19th in St. Louis, OK 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 0.3
Low
9am 0.8
Low
10am 1
Low
11am 1.4
Low
12pm 1
Low
1pm 2.4
Low
2pm 4.7
Moderate
3pm 2
Low
4pm 2.3
Low
5pm 1.2
Low
6pm 0.6
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, April 20th in St. Louis, OK 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 0.3
Low
9am 1.2
Low
10am 2.7
Low
11am 4.7
Moderate
12pm 6.6
High
1pm 7.8
High
2pm 7.9
High
3pm 6.8
High
4pm 4.8
Moderate
5pm 2.8
Low
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, April 21st in St. Louis, OK 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