Alton, IL

Detailed forecast

Tuesday May 21
9am
79°
12 mph
Clear
Feels Like: 82°
Precip chance: 2%
Humidity: 72%
10am
82°
15 mph
Clear
Feels Like: 86°
Precip chance: 2%
Humidity: 67%
11am
85°
17 mph
Clear
Feels Like: 90°
Precip chance: 2%
Humidity: 62%
12pm
86°
18 mph
Clear
Feels Like: 90°
Precip chance: 2%
Humidity: 56%
1pm
87°
20 mph
Clear
Feels Like: 90°
Precip chance: 2%
Humidity: 52%
2pm
88°
20 mph
Clear
Feels Like: 90°
Precip chance: 2%
Humidity: 48%
3pm
88°
21 mph
Clear
Feels Like: 90°
Precip chance: 2%
Humidity: 47%
4pm
88°
21 mph
Clear
Feels Like: 90°
Precip chance: 2%
Humidity: 46%
5pm
88°
21 mph
Cloudy
Feels Like: 90°
Precip chance: 3%
Humidity: 47%
6pm
86°
21 mph
Cloudy
Feels Like: 88°
Precip chance: 4%
Humidity: 50%
7pm
84°
20 mph
Cloudy
Feels Like: 86°
Precip chance: 6%
Humidity: 54%
8pm
84°
17 mph
Partly cloudy, possible thunderstorms with rain
Feels Like: 86°
Precip chance: 31%
Humidity: 59%
9pm
73°
13 mph
Partly cloudy, possible thunderstorms with rain
Feels Like: 73°
Precip chance: 57%
Humidity: 90%
10pm
74°
10 mph
Partly cloudy, possible thunderstorms with rain
Feels Like: 75°
Precip chance: 83%
Humidity: 90%
11pm
72°
7 mph
Partly cloudy and light rain
Feels Like: 73°
Precip chance: 76%
Humidity: 91%
12am
70°
4 mph
Partly cloudy and light rain
Feels Like: 72°
Precip chance: 70%
Humidity: 93%
1am
69°
1 mph
Partly cloudy and light rain
Feels Like: 70°
Precip chance: 63%
Humidity: 94%
2am
68°
1 mph
Clear
Feels Like: 70°
Precip chance: 45%
Humidity: 95%
3am
67°
0 mph
Clear
Feels Like: 66°
Precip chance: 27%
Humidity: 96%
4am
66°
0 mph
Clear
Feels Like: 66°
Precip chance: 9%
Humidity: 97%
5am
62°
2 mph
Clear
Feels Like: 63°
Precip chance: 7%
Humidity: 97%
6am
60°
3 mph
Clear
Feels Like: 61°
Precip chance: 4%
Humidity: 96%

Updated at 09:03 am. Next update estimated at 09:40 am.