Hourly Weather Forecast - Sullivan, IL

12 AM
61°F
0%
9mph
SSW
Clear
Humidity
76%
Feels like
61°F
Dew Point
53°F
1 AM
60°F
0%
10mph
SSW
Clear
Humidity
78%
Feels like
60°F
Dew Point
53°F
2 AM
60°F
0%
10mph
SSW
Clear
Humidity
80%
Feels like
60°F
Dew Point
54°F
3 AM
59°F
0%
11mph
SSW
Clear
Humidity
82%
Feels like
59°F
Dew Point
54°F
4 AM
59°F
0%
11mph
SSW
Clear
Humidity
84%
Feels like
59°F
Dew Point
54°F
5 AM
59°F
0%
11mph
SSW
Clear
Humidity
85%
Feels like
59°F
Dew Point
54°F
6 AM
59°F
0%
11mph
SSW
Clear
Humidity
85%
Feels like
59°F
Dew Point
54°F
6:55 AM
7 AM
61°F
0%
11mph
SSW
Sunny
Humidity
81%
Feels like
61°F
Dew Point
55°F
8 AM
64°F
0%
12mph
SSW
Sunny
Humidity
75%
Feels like
64°F
Dew Point
56°F
9 AM
68°F
0%
12mph
SSW
Sunny
Humidity
67%
Feels like
68°F
Dew Point
57°F
10 AM
73°F
0%
13mph
SW
Sunny
Humidity
59%
Feels like
73°F
Dew Point
58°F
11 AM
77°F
0%
13mph
SW
Sunny
Humidity
52%
Feels like
77°F
Dew Point
58°F
12 PM
80°F
0%
14mph
SW
Mostly Sunny
Humidity
47%
Feels like
81°F
Dew Point
58°F
1 PM
82°F
0%
13mph
WSW
Mostly Sunny
Humidity
43%
Feels like
82°F
Dew Point
58°F
2 PM
83°F
0%
12mph
W
Mostly Sunny
Humidity
41%
Feels like
82°F
Dew Point
57°F
3 PM
82°F
0%
12mph
WNW
Partly Cloudy
Humidity
41%
Feels like
82°F
Dew Point
56°F
4 PM
79°F
10%
15mph
NW
Mostly Cloudy
Humidity
43%
Feels like
79°F
Dew Point
55°F
5 PM
74°F
20%
18mph
NNW
Mostly Cloudy
Humidity
48%
Feels like
74°F
Dew Point
53°F
6 PM
68°F
20%
18mph
N
Partly Cloudy
Humidity
53%
Feels like
68°F
Dew Point
50°F
7 PM
61°F
20%
18mph
N
Partly Cloudy
Humidity
61%
Feels like
61°F
Dew Point
47°F
7:08 PM
8 PM
55°F
10%
18mph
N
Partly Cloudy
Humidity
67%
Feels like
55°F
Dew Point
44°F
9 PM
50°F
10%
18mph
N
Partly Cloudy
Humidity
72%
Feels like
44°F
Dew Point
41°F
10 PM
46°F
10%
17mph
N
Partly Cloudy
Humidity
74%
Feels like
39°F
Dew Point
38°F
11 PM
44°F
20%
17mph
N
Partly Cloudy
Humidity
75%
Feels like
36°F
Dew Point
37°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

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Today's Weather Outlook

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Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(Image provided by Pixabay.com)

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