UV Index for Forty Mile Colony, MT

Current Forty Mile Colony UV Index

0 (Low)

Last Updated 20 minutes ago

Hourly Forty Mile Colony UV Index

The hourly Forty Mile Colony, MT UV Index forecast for Thursday, November 20th, 2025.

5 Day Hourly Forty Mile Colony UV Index Forecast

Last Updated 20 hours ago

The UV index forecast for the next five days in Forty Mile Colony, MT has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Forty Mile Colony over the next five days will be 1.6 on Thursday, November 20th at 12:00 pm.

The UV index forecast for Thursday, November 20th in Forty Mile Colony, MT is below.

Time UV Index Risk
8am 0
Low
9am 0.4
Low
10am 0.9
Low
11am 1.4
Low
12pm 1.6
Low
1pm 1.5
Low
2pm 1.1
Low
3pm 0.6
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, November 21st in Forty Mile Colony, MT 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
Low
9am 0.4
Low
10am 0.9
Low
11am 1.4
Low
12pm 1.6
Low
1pm 1.5
Low
2pm 1
Low
3pm 0.5
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, November 22nd in Forty Mile Colony, MT 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
Low
9am 0.4
Low
10am 0.8
Low
11am 1.3
Low
12pm 1.6
Low
1pm 1.4
Low
2pm 1
Low
3pm 0.5
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, November 23rd in Forty Mile Colony, MT is below.

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