Hourly Weather Forecast - McLean, IL

12 AM
41°F
10%
10mph
SSW
Partly Cloudy
Humidity
96%
Feels like
35°F
Dew Point
40°F
1 AM
41°F
10%
9mph
SSW
Partly Cloudy
Humidity
97%
Feels like
35°F
Dew Point
40°F
2 AM
41°F
0%
9mph
SW
Foggy
Humidity
99%
Feels like
35°F
Dew Point
41°F
3 AM
41°F
0%
9mph
SW
Foggy
Humidity
100%
Feels like
35°F
Dew Point
41°F
4 AM
41°F
0%
8mph
SW
Foggy
Humidity
100%
Feels like
35°F
Dew Point
41°F
5 AM
40°F
0%
8mph
SW
Foggy
Humidity
99%
Feels like
35°F
Dew Point
40°F
6 AM
40°F
0%
8mph
WSW
Foggy
Humidity
99%
Feels like
35°F
Dew Point
40°F
7 AM
40°F
0%
7mph
WSW
Foggy
Humidity
99%
Feels like
36°F
Dew Point
40°F
7:16 AM
8 AM
41°F
0%
6mph
W
Foggy
Humidity
99%
Feels like
37°F
Dew Point
41°F
9 AM
42°F
0%
6mph
W
Partly Cloudy
Humidity
98%
Feels like
38°F
Dew Point
41°F
10 AM
44°F
0%
6mph
W
Partly Cloudy
Humidity
94%
Feels like
40°F
Dew Point
42°F
11 AM
46°F
0%
5mph
WNW
Partly Cloudy
Humidity
90%
Feels like
43°F
Dew Point
43°F
12 PM
47°F
0%
5mph
WNW
Mostly Cloudy
Humidity
86%
Feels like
45°F
Dew Point
43°F
1 PM
48°F
0%
5mph
NW
Mostly Cloudy
Humidity
83%
Feels like
46°F
Dew Point
43°F
2 PM
48°F
0%
5mph
NW
Mostly Cloudy
Humidity
80%
Feels like
46°F
Dew Point
42°F
3 PM
47°F
0%
5mph
NNW
Partly Cloudy
Humidity
79%
Feels like
45°F
Dew Point
41°F
4 PM
46°F
0%
4mph
NNW
Mostly Cloudy
Humidity
82%
Feels like
44°F
Dew Point
41°F
4:34 PM
5 PM
44°F
0%
4mph
N
Mostly Cloudy
Humidity
87%
Feels like
41°F
Dew Point
40°F
6 PM
42°F
0%
4mph
NNE
Partly Cloudy
Humidity
91%
Feels like
39°F
Dew Point
39°F
7 PM
40°F
0%
4mph
NNE
Partly Cloudy
Humidity
92%
Feels like
37°F
Dew Point
38°F
8 PM
39°F
0%
4mph
NE
Partly Cloudy
Humidity
93%
Feels like
36°F
Dew Point
37°F
9 PM
38°F
0%
4mph
ENE
Hazy
Humidity
93%
Feels like
35°F
Dew Point
36°F
10 PM
37°F
0%
4mph
ENE
Hazy
Humidity
93%
Feels like
34°F
Dew Point
35°F
11 PM
37°F
0%
5mph
E
Hazy
Humidity
93%
Feels like
33°F
Dew Point
35°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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