Hourly Weather Forecast - Jacksonville, IL

12 AM
20°F
0%
17mph
WNW
Mostly Cloudy
Humidity
56%
Feels like
6°F
Dew Point
8°F
1 AM
20°F
0%
15mph
WNW
Mostly Cloudy
Humidity
56%
Feels like
6°F
Dew Point
7°F
2 AM
19°F
0%
14mph
WNW
Mostly Cloudy
Humidity
57%
Feels like
6°F
Dew Point
7°F
3 AM
19°F
0%
13mph
NW
Partly Cloudy
Humidity
56%
Feels like
6°F
Dew Point
6°F
4 AM
18°F
0%
12mph
NW
Partly Cloudy
Humidity
56%
Feels like
5°F
Dew Point
5°F
5 AM
18°F
0%
11mph
NW
Partly Cloudy
Humidity
57%
Feels like
5°F
Dew Point
5°F
6 AM
18°F
0%
11mph
NW
Partly Cloudy
Humidity
57%
Feels like
6°F
Dew Point
5°F
7 AM
18°F
0%
10mph
WNW
Partly Cloudy
Humidity
55%
Feels like
7°F
Dew Point
5°F
7:17 AM
8 AM
19°F
0%
9mph
WNW
Mostly Sunny
Humidity
54%
Feels like
8°F
Dew Point
4°F
9 AM
20°F
0%
9mph
W
Sunny
Humidity
52%
Feels like
9°F
Dew Point
5°F
10 AM
21°F
0%
9mph
WSW
Sunny
Humidity
49%
Feels like
11°F
Dew Point
5°F
11 AM
23°F
0%
9mph
SW
Sunny
Humidity
46%
Feels like
13°F
Dew Point
5°F
12 PM
24°F
0%
10mph
SSW
Sunny
Humidity
45%
Feels like
14°F
Dew Point
6°F
1 PM
26°F
0%
10mph
S
Sunny
Humidity
44%
Feels like
16°F
Dew Point
7°F
2 PM
27°F
0%
11mph
S
Sunny
Humidity
45%
Feels like
17°F
Dew Point
9°F
3 PM
27°F
0%
11mph
S
Sunny
Humidity
49%
Feels like
17°F
Dew Point
10°F
4 PM
27°F
0%
11mph
SSE
Sunny
Humidity
52%
Feels like
17°F
Dew Point
12°F
4:38 PM
5 PM
27°F
0%
11mph
SSE
Mostly Clear
Humidity
56%
Feels like
17°F
Dew Point
13°F
6 PM
27°F
0%
11mph
SSE
Mostly Clear
Humidity
62%
Feels like
17°F
Dew Point
16°F
7 PM
28°F
0%
13mph
SSE
Mostly Clear
Humidity
63%
Feels like
17°F
Dew Point
17°F
8 PM
28°F
0%
13mph
SSE
Mostly Clear
Humidity
65%
Feels like
17°F
Dew Point
18°F
9 PM
28°F
0%
14mph
S
Mostly Clear
Humidity
67%
Feels like
17°F
Dew Point
19°F
10 PM
29°F
0%
14mph
S
Mostly Clear
Humidity
67%
Feels like
18°F
Dew Point
19°F
11 PM
29°F
0%
14mph
S
Mostly Clear
Humidity
67%
Feels like
18°F
Dew Point
20°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

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

Cold Air Damming - Cause And Effects

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