Hourly Weather Forecast - Merna, IL

12 AM
37°F
0%
10mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
30°F
Dew Point
26°F
1 AM
37°F
0%
11mph
ESE
Mostly Cloudy
Humidity
63%
Feels like
29°F
Dew Point
25°F
2 AM
36°F
0%
11mph
SE
Cloudy
Humidity
62%
Feels like
28°F
Dew Point
24°F
3 AM
35°F
0%
11mph
SE
Cloudy
Humidity
61%
Feels like
28°F
Dew Point
23°F
4 AM
35°F
0%
11mph
SSE
Cloudy
Humidity
59%
Feels like
27°F
Dew Point
22°F
5 AM
35°F
0%
10mph
SSE
Mostly Cloudy
Humidity
60%
Feels like
27°F
Dew Point
22°F
6 AM
34°F
0%
10mph
SSE
Mostly Cloudy
Humidity
62%
Feels like
26°F
Dew Point
23°F
6:52 AM
7 AM
35°F
0%
11mph
SSE
Partly Cloudy
Humidity
63%
Feels like
28°F
Dew Point
24°F
8 AM
37°F
0%
12mph
SSE
Partly Cloudy
Humidity
64%
Feels like
30°F
Dew Point
26°F
9 AM
41°F
0%
13mph
S
Partly Cloudy
Humidity
58%
Feels like
33°F
Dew Point
28°F
10 AM
44°F
0%
15mph
S
Mostly Sunny
Humidity
54%
Feels like
38°F
Dew Point
29°F
11 AM
48°F
0%
15mph
S
Partly Cloudy
Humidity
50%
Feels like
42°F
Dew Point
30°F
12 PM
51°F
0%
14mph
S
Mostly Cloudy
Humidity
45%
Feels like
51°F
Dew Point
31°F
1 PM
54°F
0%
14mph
SSW
Cloudy
Humidity
42%
Feels like
54°F
Dew Point
31°F
2 PM
56°F
0%
13mph
SSW
Cloudy
Humidity
39%
Feels like
56°F
Dew Point
32°F
3 PM
58°F
0%
12mph
SSW
Cloudy
Humidity
38%
Feels like
58°F
Dew Point
32°F
4 PM
58°F
0%
12mph
SW
Cloudy
Humidity
38%
Feels like
58°F
Dew Point
33°F
5 PM
57°F
10%
11mph
SW
Mostly Cloudy
Humidity
42%
Feels like
57°F
Dew Point
34°F
6 PM
55°F
10%
10mph
SW
Mostly Cloudy
Humidity
46%
Feels like
55°F
Dew Point
34°F
7 PM
52°F
10%
9mph
SSW
Partly Cloudy
Humidity
50%
Feels like
52°F
Dew Point
34°F
7:11 PM
8 PM
50°F
10%
8mph
SSW
Partly Cloudy
Humidity
55%
Feels like
50°F
Dew Point
35°F
9 PM
49°F
10%
8mph
SSW
Mostly Clear
Humidity
61%
Feels like
45°F
Dew Point
36°F
10 PM
47°F
10%
9mph
S
Clear
Humidity
65%
Feels like
43°F
Dew Point
36°F
11 PM
46°F
10%
9mph
SSE
Clear
Humidity
69%
Feels like
42°F
Dew Point
37°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?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide