Hourly Weather Forecast - East Alton, IL

10 AM
21°F
0%
14mph
S
Sunny
Humidity
59%
Feels like
8°F
Dew Point
9°F
11 AM
25°F
0%
14mph
SSW
Sunny
Humidity
53%
Feels like
13°F
Dew Point
10°F
12 PM
28°F
0%
13mph
SSW
Sunny
Humidity
49%
Feels like
17°F
Dew Point
12°F
1 PM
31°F
0%
13mph
SSW
Sunny
Humidity
46%
Feels like
22°F
Dew Point
13°F
2 PM
34°F
10%
12mph
SSW
Sunny
Humidity
42%
Feels like
25°F
Dew Point
13°F
3 PM
34°F
10%
11mph
SW
Sunny
Humidity
44%
Feels like
26°F
Dew Point
15°F
4 PM
33°F
10%
9mph
SSW
Sunny
Humidity
47%
Feels like
26°F
Dew Point
15°F
4:39 PM
5 PM
31°F
10%
7mph
SSW
Clear
Humidity
51%
Feels like
25°F
Dew Point
15°F
6 PM
30°F
10%
6mph
S
Clear
Humidity
53%
Feels like
23°F
Dew Point
15°F
7 PM
29°F
10%
6mph
S
Clear
Humidity
57%
Feels like
22°F
Dew Point
15°F
8 PM
28°F
10%
6mph
SSW
Clear
Humidity
59%
Feels like
22°F
Dew Point
16°F
9 PM
28°F
10%
6mph
SSW
Mostly Clear
Humidity
60%
Feels like
21°F
Dew Point
16°F
10 PM
28°F
10%
6mph
SSW
Partly Cloudy
Humidity
62%
Feels like
21°F
Dew Point
16°F
11 PM
27°F
10%
6mph
SSW
Mostly Clear
Humidity
65%
Feels like
20°F
Dew Point
17°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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