Alton, IL

Detailed forecast

Thursday September 19
03am
Clear +16°
0 m/s
Clear
Precip chance: 2%
Humidity: 80%
04am
Clear +15°
0 m/s
Clear
Precip chance: 2%
Humidity: 83%
05am
Clear +16°
0 m/s
Clear
Precip chance: 2%
Humidity: 85%
06am
Clear +15°
0 m/s
Clear
Precip chance: 2%
Humidity: 90%
07am
Clear +15°
1 m/s
Clear
Precip chance: 2%
Humidity: 88%
08am
Mostly clear +19°
0 m/s
Mostly clear
Precip chance: 2%
Humidity: 80%
09am
Mostly clear +23°
1 m/s
Mostly clear
Precip chance: 2%
Humidity: 66%
10am
Mostly clear +25°
2 m/s
Mostly clear
Precip chance: 2%
Humidity: 55%
11am
Clear +28°
3 m/s
Clear
Precip chance: 2%
Humidity: 45%
12pm
Clear +29°
3 m/s
Clear
Precip chance: 2%
Humidity: 36%
01pm
Clear +30°
4 m/s
Clear
Precip chance: 2%
Humidity: 41%
02pm
Clear +31°
4 m/s
Clear
Precip chance: 2%
Humidity: 40%
03pm
Clear +31°
3 m/s
Clear
Precip chance: 2%
Humidity: 39%
04pm
Clear +32°
4 m/s
Clear
Precip chance: 2%
Humidity: 43%
05pm
Clear +32°
4 m/s
Clear
Precip chance: 2%
Humidity: 44%
06pm
Clear +31°
3 m/s
Clear
Precip chance: 2%
Humidity: 53%
07pm
Clear +28°
3 m/s
Clear
Precip chance: 2%
Humidity: 56%
08pm
Clear +26°
3 m/s
Clear
Precip chance: 2%
Humidity: 59%
09pm
Clear +24°
3 m/s
Clear
Precip chance: 2%
Humidity: 61%
10pm
Clear +23°
3 m/s
Clear
Precip chance: 2%
Humidity: 65%
11pm
Cloudy +22°
2 m/s
Cloudy
Precip chance: 2%
Humidity: 70%
12am
Cloudy +22°
2 m/s
Cloudy
Precip chance: 2%
Humidity: 74%
01am
Cloudy +21°
2 m/s
Cloudy
Precip chance: 2%
Humidity: 75%
02am
Cloudy +21°
1 m/s
Cloudy
Precip chance: 8%
Humidity: 76%
03am
Cloudy +20°
1 m/s
Cloudy
Precip chance: 15%
Humidity: 78%
04am
Cloudy +20°
1 m/s
Cloudy
Precip chance: 21%
Humidity: 80%
05am
Partly cloudy, possible thunderstorms with rain +20°
1 m/s
Partly cloudy, possible thunderstorms with rain
Precip chance: 31%
Humidity: 83%
06am
Partly cloudy, possible thunderstorms with rain +20°
1 m/s
Partly cloudy, possible thunderstorms with rain
Precip chance: 42%
Humidity: 85%
07am
Partly cloudy, possible thunderstorms with rain +19°
1 m/s
Partly cloudy, possible thunderstorms with rain
Precip chance: 52%
Humidity: 89%
08am
Partly cloudy and light rain +20°
2 m/s
Partly cloudy and light rain
Precip chance: 40%
Humidity: 90%