Hourly Weather Forecast - Castleton, IL

12 AM
18°F
0%
3mph
SW
Partly Cloudy
Humidity
84%
Feels like
18°F
Dew Point
14°F
1 AM
18°F
0%
3mph
SW
Mostly Clear
Humidity
85%
Feels like
18°F
Dew Point
14°F
2 AM
17°F
0%
3mph
SSW
Partly Cloudy
Humidity
85%
Feels like
17°F
Dew Point
13°F
3 AM
17°F
0%
3mph
SSW
Partly Cloudy
Humidity
86%
Feels like
11°F
Dew Point
13°F
4 AM
17°F
0%
4mph
SSW
Partly Cloudy
Humidity
86%
Feels like
11°F
Dew Point
13°F
5 AM
17°F
0%
4mph
SSW
Partly Cloudy
Humidity
85%
Feels like
10°F
Dew Point
13°F
6 AM
17°F
0%
4mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
10°F
Dew Point
13°F
7 AM
19°F
0%
5mph
SSW
Mostly Cloudy
Humidity
86%
Feels like
11°F
Dew Point
15°F
7:17 AM
8 AM
21°F
0%
6mph
SSW
Partly Cloudy
Humidity
87%
Feels like
13°F
Dew Point
18°F
9 AM
24°F
0%
7mph
SSW
Partly Cloudy
Humidity
88%
Feels like
15°F
Dew Point
21°F
10 AM
27°F
0%
8mph
SSW
Partly Cloudy
Humidity
87%
Feels like
18°F
Dew Point
24°F
11 AM
30°F
0%
9mph
SSW
Mostly Sunny
Humidity
86%
Feels like
21°F
Dew Point
26°F
12 PM
32°F
0%
10mph
SSW
Mostly Sunny
Humidity
85%
Feels like
24°F
Dew Point
28°F
1 PM
33°F
0%
10mph
SSW
Mostly Sunny
Humidity
84%
Feels like
25°F
Dew Point
29°F
2 PM
34°F
0%
11mph
SSW
Mostly Sunny
Humidity
83%
Feels like
26°F
Dew Point
29°F
3 PM
34°F
0%
11mph
SSW
Partly Cloudy
Humidity
83%
Feels like
26°F
Dew Point
30°F
4 PM
34°F
0%
11mph
SSW
Partly Cloudy
Humidity
84%
Feels like
26°F
Dew Point
30°F
4:31 PM
5 PM
33°F
0%
11mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
25°F
Dew Point
29°F
6 PM
33°F
0%
11mph
SSW
Cloudy
Humidity
87%
Feels like
25°F
Dew Point
29°F
7 PM
33°F
0%
11mph
SSW
Cloudy
Humidity
88%
Feels like
25°F
Dew Point
30°F
8 PM
33°F
0%
11mph
SSW
Cloudy
Humidity
88%
Feels like
25°F
Dew Point
30°F
9 PM
34°F
10%
11mph
SW
Cloudy
Humidity
89%
Feels like
26°F
Dew Point
31°F
10 PM
34°F
10%
11mph
SW
Cloudy
Humidity
89%
Feels like
26°F
Dew Point
31°F
11 PM
35°F
10%
10mph
SW
Cloudy
Humidity
89%
Feels like
27°F
Dew Point
32°F

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

A fast moving disturbance will bring snow to the Midwest and Mid-Atlantic this weekend.

Weekend Weather Outlook

Weekend 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

Story Image via pixabay.com

Winter Precipitation

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