Hourly Weather Forecast - Union, IL

12 AM
37°F
0%
11mph
SSW
Mostly Cloudy
Humidity
71%
Feels like
30°F
Dew Point
28°F
1 AM
37°F
0%
11mph
SSW
Partly Cloudy
Humidity
75%
Feels like
30°F
Dew Point
30°F
2 AM
37°F
10%
11mph
SW
Partly Cloudy
Humidity
80%
Feels like
29°F
Dew Point
31°F
3 AM
36°F
0%
10mph
SW
Partly Cloudy
Humidity
85%
Feels like
29°F
Dew Point
32°F
4 AM
36°F
0%
10mph
SW
Mostly Clear
Humidity
88%
Feels like
28°F
Dew Point
33°F
5 AM
35°F
0%
9mph
SW
Clear
Humidity
90%
Feels like
28°F
Dew Point
33°F
6 AM
35°F
0%
9mph
SW
Hazy
Humidity
92%
Feels like
28°F
Dew Point
33°F
7 AM
36°F
0%
9mph
SW
Hazy
Humidity
93%
Feels like
29°F
Dew Point
34°F
7:20 AM
8 AM
38°F
0%
9mph
SW
Partly Cloudy
Humidity
94%
Feels like
31°F
Dew Point
36°F
9 AM
40°F
0%
9mph
WSW
Partly Cloudy
Humidity
92%
Feels like
34°F
Dew Point
38°F
10 AM
41°F
0%
9mph
WSW
Mostly Cloudy
Humidity
91%
Feels like
36°F
Dew Point
39°F
11 AM
42°F
0%
9mph
WSW
Mostly Cloudy
Humidity
89%
Feels like
37°F
Dew Point
39°F
12 PM
43°F
0%
9mph
WSW
Cloudy
Humidity
88%
Feels like
38°F
Dew Point
40°F
1 PM
43°F
0%
9mph
W
Cloudy
Humidity
88%
Feels like
38°F
Dew Point
40°F
2 PM
43°F
0%
8mph
W
Cloudy
Humidity
87%
Feels like
39°F
Dew Point
40°F
3 PM
43°F
0%
7mph
WNW
Cloudy
Humidity
87%
Feels like
38°F
Dew Point
39°F
4 PM
41°F
0%
6mph
WNW
Cloudy
Humidity
85%
Feels like
37°F
Dew Point
37°F
4:26 PM
5 PM
39°F
0%
5mph
NW
Cloudy
Humidity
87%
Feels like
35°F
Dew Point
36°F
6 PM
37°F
0%
4mph
NW
Cloudy
Humidity
82%
Feels like
34°F
Dew Point
32°F
7 PM
36°F
10%
4mph
NNW
Cloudy
Humidity
84%
Feels like
32°F
Dew Point
31°F
8 PM
35°F
10%
4mph
N
Cloudy
Humidity
87%
Feels like
31°F
Dew Point
31°F
9 PM
34°F
10%
4mph
NNE
Cloudy
Humidity
87%
Feels like
31°F
Dew Point
31°F
10 PM
33°F
10%
4mph
NNE
Cloudy
Humidity
89%
Feels like
30°F
Dew Point
30°F
11 PM
33°F
10%
3mph
NE
Cloudy
Humidity
89%
Feels like
30°F
Dew Point
30°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Friday's Weather Outlook

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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