Hourly Weather Forecast - Johnston City, IL

12 AM
49°F
0%
8mph
ENE
Clear
Humidity
44%
Feels like
46°F
Dew Point
28°F
1 AM
49°F
0%
7mph
ENE
Clear
Humidity
45%
Feels like
46°F
Dew Point
29°F
2 AM
49°F
0%
7mph
ENE
Clear
Humidity
47%
Feels like
45°F
Dew Point
29°F
3 AM
48°F
0%
6mph
ENE
Clear
Humidity
48%
Feels like
45°F
Dew Point
29°F
4 AM
47°F
0%
6mph
E
Clear
Humidity
50%
Feels like
44°F
Dew Point
30°F
5 AM
47°F
0%
6mph
E
Mostly Clear
Humidity
51%
Feels like
44°F
Dew Point
30°F
6 AM
46°F
0%
6mph
E
Partly Cloudy
Humidity
54%
Feels like
43°F
Dew Point
31°F
6:53 AM
7 AM
46°F
0%
6mph
E
Partly Cloudy
Humidity
56%
Feels like
43°F
Dew Point
31°F
8 AM
48°F
0%
6mph
ESE
Partly Cloudy
Humidity
55%
Feels like
45°F
Dew Point
32°F
9 AM
51°F
0%
7mph
ESE
Mostly Sunny
Humidity
50%
Feels like
51°F
Dew Point
33°F
10 AM
54°F
0%
7mph
ESE
Sunny
Humidity
44%
Feels like
54°F
Dew Point
32°F
11 AM
57°F
0%
6mph
SE
Sunny
Humidity
39%
Feels like
57°F
Dew Point
33°F
12 PM
60°F
0%
6mph
SE
Sunny
Humidity
34%
Feels like
60°F
Dew Point
32°F
1 PM
63°F
0%
5mph
SE
Sunny
Humidity
32%
Feels like
63°F
Dew Point
33°F
2 PM
65°F
0%
5mph
SSE
Mostly Sunny
Humidity
31%
Feels like
65°F
Dew Point
33°F
3 PM
66°F
0%
5mph
SE
Mostly Sunny
Humidity
30%
Feels like
66°F
Dew Point
34°F
4 PM
67°F
0%
5mph
SE
Partly Cloudy
Humidity
30%
Feels like
67°F
Dew Point
35°F
5 PM
66°F
0%
5mph
SE
Partly Cloudy
Humidity
33%
Feels like
66°F
Dew Point
37°F
6 PM
64°F
0%
5mph
ESE
Partly Cloudy
Humidity
36%
Feels like
64°F
Dew Point
37°F
7 PM
61°F
0%
5mph
E
Partly Cloudy
Humidity
37%
Feels like
61°F
Dew Point
35°F
7:11 PM
8 PM
59°F
0%
5mph
E
Mostly Cloudy
Humidity
41%
Feels like
59°F
Dew Point
36°F
9 PM
58°F
0%
5mph
ESE
Mostly Cloudy
Humidity
44%
Feels like
58°F
Dew Point
36°F
10 PM
57°F
0%
5mph
ESE
Mostly Cloudy
Humidity
46%
Feels like
57°F
Dew Point
36°F
11 PM
56°F
0%
5mph
ESE
Mostly Cloudy
Humidity
47%
Feels like
56°F
Dew Point
36°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?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide