Hourly Weather Forecast - Johnston City, IL

3 PM
85°F
0%
4mph
SSW
Sunny
Humidity
40%
Feels like
84°F
Dew Point
58°F
4 PM
86°F
0%
4mph
SSW
Sunny
Humidity
39%
Feels like
85°F
Dew Point
58°F
5 PM
85°F
0%
4mph
SSW
Sunny
Humidity
40%
Feels like
84°F
Dew Point
58°F
6 PM
82°F
0%
4mph
SSW
Sunny
Humidity
43%
Feels like
82°F
Dew Point
57°F
7 PM
79°F
0%
4mph
S
Sunny
Humidity
48%
Feels like
79°F
Dew Point
57°F
7:08 PM
8 PM
76°F
0%
5mph
S
Clear
Humidity
51%
Feels like
76°F
Dew Point
57°F
9 PM
74°F
0%
6mph
SSW
Clear
Humidity
54%
Feels like
74°F
Dew Point
57°F
10 PM
73°F
0%
8mph
SSW
Clear
Humidity
56%
Feels like
73°F
Dew Point
57°F
11 PM
72°F
0%
9mph
SSW
Clear
Humidity
59%
Feels like
72°F
Dew Point
57°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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