Hourly Weather Forecast - McLean, IL

12 AM
34°F
0%
10mph
SW
Cloudy
Humidity
95%
Feels like
26°F
Dew Point
33°F
1 AM
34°F
0%
10mph
SW
Cloudy
Humidity
96%
Feels like
26°F
Dew Point
33°F
2 AM
33°F
0%
9mph
WSW
Cloudy
Humidity
96%
Feels like
26°F
Dew Point
32°F
3 AM
33°F
0%
8mph
WSW
Cloudy
Humidity
97%
Feels like
26°F
Dew Point
32°F
4 AM
32°F
0%
7mph
WSW
Cloudy
Humidity
97%
Feels like
25°F
Dew Point
31°F
5 AM
31°F
0%
6mph
W
Cloudy
Humidity
96%
Feels like
25°F
Dew Point
30°F
6 AM
30°F
0%
5mph
W
Cloudy
Humidity
96%
Feels like
24°F
Dew Point
29°F
7 AM
30°F
0%
5mph
W
Mostly Cloudy
Humidity
97%
Feels like
25°F
Dew Point
29°F
7:13 AM
8 AM
30°F
0%
4mph
W
Partly Cloudy
Humidity
97%
Feels like
26°F
Dew Point
29°F
9 AM
30°F
0%
3mph
W
Hazy
Humidity
97%
Feels like
27°F
Dew Point
29°F
10 AM
31°F
0%
2mph
WSW
Hazy
Humidity
96%
Feels like
31°F
Dew Point
30°F
11 AM
33°F
0%
2mph
SW
Hazy
Humidity
95%
Feels like
33°F
Dew Point
31°F
12 PM
34°F
0%
2mph
SSW
Hazy
Humidity
93%
Feels like
34°F
Dew Point
32°F
1 PM
35°F
0%
3mph
SSE
Hazy
Humidity
92%
Feels like
35°F
Dew Point
33°F
2 PM
35°F
0%
4mph
SSE
Hazy
Humidity
91%
Feels like
32°F
Dew Point
33°F
3 PM
35°F
0%
6mph
SE
Sunny
Humidity
90%
Feels like
30°F
Dew Point
32°F
4 PM
34°F
0%
7mph
SE
Hazy
Humidity
91%
Feels like
28°F
Dew Point
32°F
4:31 PM
5 PM
34°F
0%
8mph
SE
Hazy
Humidity
92%
Feels like
27°F
Dew Point
31°F
6 PM
33°F
0%
10mph
SE
Hazy
Humidity
93%
Feels like
25°F
Dew Point
31°F
7 PM
33°F
0%
11mph
SSE
Partly Cloudy
Humidity
94%
Feels like
25°F
Dew Point
32°F
8 PM
34°F
0%
12mph
SSE
Partly Cloudy
Humidity
96%
Feels like
26°F
Dew Point
33°F
9 PM
35°F
0%
13mph
SSE
Partly Cloudy
Humidity
97%
Feels like
26°F
Dew Point
34°F
10 PM
36°F
0%
14mph
SSE
Mostly Cloudy
Humidity
97%
Feels like
27°F
Dew Point
35°F
11 PM
36°F
0%
15mph
S
Mostly Cloudy
Humidity
98%
Feels like
27°F
Dew Point
35°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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