UV Index for Marriott-Slaterville, UT

Current Marriott-Slaterville UV Index

0 (Low)

Last Updated 8 minutes ago

Hourly Marriott-Slaterville UV Index

The hourly Marriott-Slaterville, UT UV Index forecast for Thursday, September 18th, 2025.

5 Day Hourly Marriott-Slaterville UV Index Forecast

Last Updated 12 hours ago

The UV index forecast for the next five days in Marriott-Slaterville, UT has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Marriott-Slaterville over the next five days will be 7 on Thursday, September 18th at 1:00 pm.

The UV index forecast for Thursday, September 18th in Marriott-Slaterville, UT is below.

Time UV Index Risk
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.2
Low
9am 0.8
Low
10am 2.1
Low
11am 4
Moderate
12pm 5.8
Moderate
1pm 7
High
2pm 7
High
3pm 5.9
Moderate
4pm 4
Moderate
5pm 2.2
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 Friday, September 19th in Marriott-Slaterville, UT 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 0.1
Low
9am 0.7
Low
10am 1.9
Low
11am 3.6
Moderate
12pm 5
Moderate
1pm 6.2
High
2pm 6.2
High
3pm 4.8
Moderate
4pm 3.1
Moderate
5pm 1.4
Low
6pm 0.6
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, September 20th in Marriott-Slaterville, UT 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 0.1
Low
9am 0.8
Low
10am 2
Low
11am 1.8
Low
12pm 5
Moderate
1pm 6.8
High
2pm 6.9
High
3pm 5.8
Moderate
4pm 3.5
Moderate
5pm 1.9
Low
6pm 0.7
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, September 21st in Marriott-Slaterville, UT 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