Hourly Weather Forecast - Johnston City, IL

12 AM
56°F
0%
5mph
SE
Mostly Cloudy
Humidity
44%
Feels like
56°F
Dew Point
35°F
1 AM
56°F
10%
4mph
SE
Mostly Cloudy
Humidity
46%
Feels like
56°F
Dew Point
35°F
2 AM
56°F
10%
4mph
SE
Mostly Cloudy
Humidity
48%
Feels like
56°F
Dew Point
36°F
3 AM
55°F
10%
4mph
SSE
Cloudy
Humidity
49%
Feels like
55°F
Dew Point
37°F
4 AM
55°F
10%
5mph
SSE
Cloudy
Humidity
52%
Feels like
55°F
Dew Point
38°F
5 AM
54°F
20%
5mph
SSE
Cloudy
Humidity
54%
Feels like
54°F
Dew Point
38°F
6 AM
54°F
20%
5mph
SSE
Mostly Cloudy
Humidity
58%
Feels like
54°F
Dew Point
40°F
6:52 AM
7 AM
54°F
20%
5mph
S
Mostly Cloudy
Humidity
60%
Feels like
54°F
Dew Point
41°F
8 AM
57°F
10%
6mph
S
Mostly Cloudy
Humidity
61%
Feels like
57°F
Dew Point
43°F
9 AM
60°F
10%
6mph
S
Cloudy
Humidity
58%
Feels like
60°F
Dew Point
45°F
10 AM
64°F
10%
7mph
S
Cloudy
Humidity
54%
Feels like
64°F
Dew Point
47°F
11 AM
68°F
10%
7mph
S
Cloudy
Humidity
50%
Feels like
68°F
Dew Point
48°F
12 PM
71°F
10%
8mph
S
Mostly Cloudy
Humidity
46%
Feels like
71°F
Dew Point
49°F
1 PM
73°F
30%
9mph
S
30% Chance Rain Showers
Humidity
45%
Feels like
73°F
Dew Point
50°F
2 PM
74°F
30%
9mph
S
30% Chance Rain Showers
Humidity
45%
Feels like
74°F
Dew Point
51°F
3 PM
75°F
30%
9mph
SSW
30% Chance Rain Showers
Humidity
44%
Feels like
75°F
Dew Point
51°F
4 PM
75°F
30%
9mph
S
30% Chance Rain Showers
Humidity
43%
Feels like
75°F
Dew Point
51°F
5 PM
75°F
30%
8mph
S
30% Chance Rain Showers
Humidity
46%
Feels like
75°F
Dew Point
53°F
6 PM
73°F
20%
7mph
S
Partly Cloudy
Humidity
50%
Feels like
73°F
Dew Point
53°F
7 PM
70°F
20%
7mph
S
Sunny
Humidity
53%
Feels like
70°F
Dew Point
52°F
7:12 PM
8 PM
68°F
20%
7mph
S
Clear
Humidity
55%
Feels like
68°F
Dew Point
51°F
9 PM
67°F
30%
8mph
S
30% Chance Rain Showers
Humidity
57%
Feels like
67°F
Dew Point
51°F
10 PM
67°F
30%
9mph
S
30% Chance Rain Showers
Humidity
58%
Feels like
67°F
Dew Point
51°F
11 PM
66°F
40%
9mph
S
40% Chance Rain Showers
Humidity
60%
Feels like
66°F
Dew Point
52°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