Hourly Weather Forecast - Merna, IL

12 AM
40°F
10%
19mph
N
Clear
Humidity
76%
Feels like
31°F
Dew Point
33°F
1 AM
39°F
10%
18mph
N
Clear
Humidity
75%
Feels like
29°F
Dew Point
31°F
2 AM
37°F
10%
17mph
N
Clear
Humidity
75%
Feels like
28°F
Dew Point
30°F
3 AM
36°F
0%
16mph
N
Clear
Humidity
76%
Feels like
27°F
Dew Point
29°F
4 AM
35°F
0%
15mph
N
Clear
Humidity
75%
Feels like
26°F
Dew Point
28°F
5 AM
34°F
0%
15mph
N
Clear
Humidity
76%
Feels like
25°F
Dew Point
28°F
6 AM
33°F
0%
14mph
N
Clear
Humidity
76%
Feels like
24°F
Dew Point
27°F
6:54 AM
7 AM
33°F
0%
13mph
N
Sunny
Humidity
75%
Feels like
24°F
Dew Point
26°F
8 AM
35°F
0%
14mph
N
Sunny
Humidity
72%
Feels like
25°F
Dew Point
27°F
9 AM
37°F
0%
14mph
NNE
Sunny
Humidity
66%
Feels like
28°F
Dew Point
26°F
10 AM
39°F
0%
14mph
NNE
Sunny
Humidity
61%
Feels like
31°F
Dew Point
27°F
11 AM
42°F
0%
14mph
NNE
Sunny
Humidity
56%
Feels like
35°F
Dew Point
27°F
12 PM
45°F
0%
13mph
N
Sunny
Humidity
50%
Feels like
39°F
Dew Point
27°F
1 PM
47°F
0%
12mph
N
Sunny
Humidity
45%
Feels like
42°F
Dew Point
27°F
2 PM
49°F
0%
12mph
N
Mostly Sunny
Humidity
41%
Feels like
44°F
Dew Point
26°F
3 PM
50°F
0%
11mph
N
Mostly Sunny
Humidity
38%
Feels like
50°F
Dew Point
26°F
4 PM
50°F
0%
11mph
N
Partly Cloudy
Humidity
38%
Feels like
50°F
Dew Point
26°F
5 PM
49°F
0%
9mph
N
Partly Cloudy
Humidity
40%
Feels like
45°F
Dew Point
26°F
6 PM
47°F
0%
8mph
NNE
Partly Cloudy
Humidity
41%
Feels like
43°F
Dew Point
25°F
7 PM
45°F
0%
7mph
NE
Partly Cloudy
Humidity
46%
Feels like
41°F
Dew Point
26°F
7:10 PM
8 PM
43°F
0%
7mph
ENE
Partly Cloudy
Humidity
50%
Feels like
39°F
Dew Point
26°F
9 PM
41°F
0%
8mph
ENE
Partly Cloudy
Humidity
55%
Feels like
36°F
Dew Point
26°F
10 PM
39°F
0%
8mph
E
Partly Cloudy
Humidity
59%
Feels like
34°F
Dew Point
26°F
11 PM
38°F
0%
9mph
E
Mostly Cloudy
Humidity
63%
Feels like
32°F
Dew Point
27°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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