Hourly Weather Forecast - Jerseyville, IL

12 AM
26°F
20%
19mph
WNW
Clear
Humidity
55%
Feels like
13°F
Dew Point
12°F
1 AM
25°F
10%
18mph
WNW
Clear
Humidity
55%
Feels like
11°F
Dew Point
11°F
2 AM
25°F
0%
18mph
WNW
Clear
Humidity
55%
Feels like
11°F
Dew Point
11°F
3 AM
24°F
0%
17mph
WNW
Clear
Humidity
56%
Feels like
11°F
Dew Point
11°F
4 AM
24°F
0%
16mph
WNW
Clear
Humidity
57%
Feels like
11°F
Dew Point
11°F
5 AM
23°F
0%
14mph
WNW
Clear
Humidity
58%
Feels like
11°F
Dew Point
11°F
6 AM
23°F
0%
13mph
WNW
Clear
Humidity
59%
Feels like
11°F
Dew Point
11°F
7 AM
23°F
0%
11mph
WNW
Clear
Humidity
58%
Feels like
12°F
Dew Point
11°F
7:15 AM
8 AM
24°F
0%
10mph
WNW
Sunny
Humidity
56%
Feels like
14°F
Dew Point
11°F
9 AM
25°F
0%
9mph
WNW
Sunny
Humidity
54%
Feels like
15°F
Dew Point
11°F
10 AM
27°F
0%
8mph
WNW
Sunny
Humidity
51%
Feels like
18°F
Dew Point
11°F
11 AM
29°F
0%
8mph
W
Sunny
Humidity
47%
Feels like
21°F
Dew Point
11°F
12 PM
31°F
0%
8mph
WSW
Sunny
Humidity
45%
Feels like
23°F
Dew Point
12°F
1 PM
33°F
0%
8mph
WSW
Sunny
Humidity
43%
Feels like
26°F
Dew Point
13°F
2 PM
34°F
0%
9mph
SW
Mostly Sunny
Humidity
42%
Feels like
27°F
Dew Point
13°F
3 PM
35°F
0%
9mph
SSW
Partly Cloudy
Humidity
42%
Feels like
28°F
Dew Point
14°F
4 PM
34°F
0%
8mph
S
Partly Cloudy
Humidity
45%
Feels like
28°F
Dew Point
15°F
4:41 PM
5 PM
33°F
0%
9mph
SSE
Mostly Clear
Humidity
50%
Feels like
25°F
Dew Point
16°F
6 PM
32°F
0%
11mph
SSE
Mostly Clear
Humidity
54%
Feels like
23°F
Dew Point
17°F
7 PM
31°F
0%
12mph
SSE
Mostly Clear
Humidity
57%
Feels like
22°F
Dew Point
18°F
8 PM
31°F
0%
13mph
SSE
Clear
Humidity
58%
Feels like
22°F
Dew Point
19°F
9 PM
32°F
0%
13mph
SSE
Clear
Humidity
60%
Feels like
22°F
Dew Point
19°F
10 PM
32°F
0%
14mph
SSE
Clear
Humidity
60%
Feels like
22°F
Dew Point
20°F
11 PM
33°F
0%
13mph
S
Clear
Humidity
61%
Feels like
23°F
Dew Point
21°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

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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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