Hourly Weather Forecast - Sullivan, IL

12 PM
73°F
0%
13mph
WSW
Partly Cloudy
Humidity
43%
Feels like
73°F
Dew Point
50°F
1 PM
75°F
0%
14mph
WSW
Partly Cloudy
Humidity
39%
Feels like
75°F
Dew Point
49°F
2 PM
76°F
0%
15mph
W
Partly Cloudy
Humidity
38%
Feels like
76°F
Dew Point
48°F
3 PM
75°F
0%
15mph
W
Mostly Sunny
Humidity
38%
Feels like
75°F
Dew Point
48°F
4 PM
75°F
0%
14mph
W
Mostly Sunny
Humidity
39%
Feels like
75°F
Dew Point
48°F
5 PM
74°F
0%
12mph
WNW
Partly Cloudy
Humidity
40%
Feels like
74°F
Dew Point
49°F
6 PM
72°F
0%
10mph
WNW
Partly Cloudy
Humidity
44%
Feels like
72°F
Dew Point
49°F
7 PM
69°F
0%
8mph
NW
Partly Cloudy
Humidity
50%
Feels like
69°F
Dew Point
50°F
7:06 PM
8 PM
66°F
0%
7mph
NNW
Mostly Cloudy
Humidity
56%
Feels like
66°F
Dew Point
50°F
9 PM
64°F
0%
6mph
N
Partly Cloudy
Humidity
61%
Feels like
64°F
Dew Point
50°F
10 PM
62°F
0%
6mph
N
Partly Cloudy
Humidity
65%
Feels like
62°F
Dew Point
49°F
11 PM
59°F
0%
6mph
NNE
Mostly Cloudy
Humidity
70%
Feels like
59°F
Dew Point
49°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.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

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

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

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

When Does Spring Begin?

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