Hourly Weather Forecast - McLean, IL

12 AM
31°F
0%
8mph
NW
Partly Cloudy
Humidity
82%
Feels like
23°F
Dew Point
26°F
1 AM
30°F
0%
8mph
NW
Partly Cloudy
Humidity
81%
Feels like
22°F
Dew Point
25°F
2 AM
29°F
10%
8mph
NW
Partly Cloudy
Humidity
80%
Feels like
21°F
Dew Point
23°F
3 AM
28°F
10%
7mph
NW
Partly Cloudy
Humidity
78%
Feels like
20°F
Dew Point
22°F
4 AM
27°F
10%
7mph
NNW
Mostly Clear
Humidity
77%
Feels like
20°F
Dew Point
21°F
5 AM
27°F
10%
7mph
NNW
Mostly Clear
Humidity
75%
Feels like
19°F
Dew Point
20°F
6 AM
27°F
10%
7mph
NNW
Partly Cloudy
Humidity
73%
Feels like
19°F
Dew Point
19°F
7 AM
27°F
10%
7mph
NNW
Partly Cloudy
Humidity
70%
Feels like
20°F
Dew Point
19°F
7:15 AM
8 AM
28°F
10%
7mph
NNW
Mostly Sunny
Humidity
67%
Feels like
21°F
Dew Point
19°F
9 AM
29°F
10%
7mph
N
Partly Cloudy
Humidity
63%
Feels like
22°F
Dew Point
19°F
10 AM
31°F
10%
7mph
N
Partly Cloudy
Humidity
59%
Feels like
25°F
Dew Point
19°F
11 AM
33°F
10%
7mph
NNW
Partly Cloudy
Humidity
54%
Feels like
27°F
Dew Point
19°F
12 PM
35°F
10%
7mph
NNW
Partly Cloudy
Humidity
50%
Feels like
29°F
Dew Point
18°F
1 PM
35°F
10%
7mph
N
Partly Cloudy
Humidity
49%
Feels like
30°F
Dew Point
18°F
2 PM
35°F
10%
7mph
N
Mostly Cloudy
Humidity
48%
Feels like
30°F
Dew Point
18°F
3 PM
35°F
10%
7mph
N
Mostly Cloudy
Humidity
49%
Feels like
29°F
Dew Point
18°F
4 PM
33°F
10%
6mph
NNE
Mostly Cloudy
Humidity
52%
Feels like
28°F
Dew Point
18°F
4:33 PM
5 PM
31°F
10%
6mph
NNE
Mostly Cloudy
Humidity
57%
Feels like
25°F
Dew Point
18°F
6 PM
30°F
10%
6mph
NNE
Mostly Cloudy
Humidity
60%
Feels like
24°F
Dew Point
18°F
7 PM
29°F
10%
5mph
NE
Mostly Cloudy
Humidity
63%
Feels like
23°F
Dew Point
18°F
8 PM
28°F
20%
5mph
NE
Cloudy
Humidity
64%
Feels like
23°F
Dew Point
17°F
9 PM
28°F
20%
5mph
ENE
Cloudy
Humidity
65%
Feels like
22°F
Dew Point
17°F
10 PM
27°F
20%
5mph
ENE
Cloudy
Humidity
66%
Feels like
21°F
Dew Point
17°F
11 PM
27°F
20%
5mph
ENE
Mostly Cloudy
Humidity
66%
Feels like
21°F
Dew Point
17°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday'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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