Hourly Weather Forecast - Harrisburg, IL

12 AM
68°F
0%
5mph
SSW
Clear
Humidity
69%
Feels like
68°F
Dew Point
57°F
1 AM
68°F
0%
5mph
SSW
Clear
Humidity
70%
Feels like
68°F
Dew Point
58°F
2 AM
67°F
0%
5mph
SSW
Clear
Humidity
72%
Feels like
67°F
Dew Point
58°F
3 AM
66°F
0%
5mph
SSW
Clear
Humidity
75%
Feels like
66°F
Dew Point
58°F
4 AM
65°F
0%
5mph
SSW
Clear
Humidity
78%
Feels like
65°F
Dew Point
58°F
5 AM
64°F
0%
6mph
SSW
Clear
Humidity
81%
Feels like
64°F
Dew Point
58°F
6 AM
63°F
0%
6mph
SSW
Clear
Humidity
85%
Feels like
63°F
Dew Point
58°F
6:55 AM
7 AM
63°F
0%
6mph
SSW
Sunny
Humidity
85%
Feels like
63°F
Dew Point
59°F
8 AM
65°F
0%
6mph
SSW
Sunny
Humidity
81%
Feels like
65°F
Dew Point
59°F
9 AM
69°F
0%
7mph
SSW
Mostly Sunny
Humidity
73%
Feels like
69°F
Dew Point
60°F
10 AM
73°F
0%
8mph
SSW
Mostly Sunny
Humidity
65%
Feels like
73°F
Dew Point
60°F
11 AM
76°F
0%
9mph
SSW
Mostly Sunny
Humidity
56%
Feels like
76°F
Dew Point
60°F
12 PM
80°F
0%
9mph
SSW
Sunny
Humidity
50%
Feels like
80°F
Dew Point
59°F
1 PM
82°F
0%
9mph
SSW
Sunny
Humidity
45%
Feels like
82°F
Dew Point
59°F
2 PM
83°F
0%
10mph
SSW
Sunny
Humidity
42%
Feels like
83°F
Dew Point
58°F
3 PM
84°F
0%
10mph
SSW
Sunny
Humidity
41%
Feels like
84°F
Dew Point
58°F
4 PM
85°F
10%
10mph
SW
Sunny
Humidity
40%
Feels like
84°F
Dew Point
58°F
5 PM
84°F
20%
9mph
SW
Sunny
Humidity
42%
Feels like
83°F
Dew Point
58°F
6 PM
78°F
20%
8mph
SW
Mostly Sunny
Humidity
49%
Feels like
78°F
Dew Point
58°F
7 PM
72°F
30%
7mph
WSW
30% Chance Rain Showers
Humidity
58%
Feels like
72°F
Dew Point
57°F
7:07 PM
8 PM
65°F
40%
7mph
WNW
40% Chance Rain Showers
Humidity
67%
Feels like
65°F
Dew Point
54°F
9 PM
62°F
50%
9mph
NNW
50% Chance of Storms
Humidity
68%
Feels like
62°F
Dew Point
51°F
10 PM
58°F
50%
10mph
N
50% Chance Rain Showers
Humidity
66%
Feels like
58°F
Dew Point
47°F
11 PM
54°F
30%
11mph
N
30% Chance Rain Showers
Humidity
64%
Feels like
54°F
Dew Point
42°F

Today's High Temperature Outlook

Early Spring Heat Wave Zaps Southwest

Much of the Southwest will observe record-breaking heat through the weekend, with high temperatures reminiscent of mid-summer!

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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