Hourly Weather Forecast - Decatur, IL

12 AM
33°F
80%
12mph
E
80% Chance of Heavy Snow
Humidity
64%
Feels like
24°F
Dew Point
22°F
1 AM
32°F
70%
12mph
E
70% Chance of Heavy Snow
Humidity
71%
Feels like
23°F
Dew Point
24°F
2 AM
32°F
50%
12mph
E
50% Chance of Heavy Snow
Humidity
77%
Feels like
22°F
Dew Point
25°F
3 AM
31°F
30%
12mph
E
30 % Chance of Heavy Snow
Humidity
79%
Feels like
22°F
Dew Point
26°F
4 AM
31°F
30%
13mph
E
30% Chance of Snow
Humidity
81%
Feels like
22°F
Dew Point
26°F
5 AM
32°F
30%
13mph
E
30% Chance of Snow
Humidity
80%
Feels like
23°F
Dew Point
27°F
6 AM
33°F
30%
13mph
E
30% Chance of Snow
Humidity
77%
Feels like
24°F
Dew Point
27°F
6:27 AM
7 AM
35°F
0%
13mph
E
Mostly Cloudy
Humidity
77%
Feels like
26°F
Dew Point
28°F
8 AM
37°F
0%
13mph
E
Mostly Cloudy
Humidity
75%
Feels like
28°F
Dew Point
29°F
9 AM
38°F
0%
13mph
E
Mostly Cloudy
Humidity
73%
Feels like
30°F
Dew Point
31°F
10 AM
40°F
0%
14mph
E
Partly Cloudy
Humidity
72%
Feels like
33°F
Dew Point
32°F
11 AM
42°F
0%
13mph
E
Mostly Cloudy
Humidity
68%
Feels like
35°F
Dew Point
32°F
12 PM
43°F
0%
13mph
E
Mostly Cloudy
Humidity
66%
Feels like
36°F
Dew Point
32°F
1 PM
43°F
0%
13mph
E
Mostly Cloudy
Humidity
66%
Feels like
37°F
Dew Point
33°F
2 PM
43°F
0%
12mph
E
Mostly Cloudy
Humidity
67%
Feels like
37°F
Dew Point
33°F
3 PM
43°F
0%
12mph
E
Mostly Cloudy
Humidity
68%
Feels like
36°F
Dew Point
33°F
4 PM
42°F
10%
11mph
E
Mostly Cloudy
Humidity
72%
Feels like
36°F
Dew Point
34°F
5 PM
41°F
10%
10mph
E
Cloudy
Humidity
70%
Feels like
35°F
Dew Point
33°F
5:48 PM
6 PM
40°F
10%
9mph
E
Cloudy
Humidity
76%
Feels like
34°F
Dew Point
34°F
7 PM
40°F
10%
9mph
E
Cloudy
Humidity
77%
Feels like
34°F
Dew Point
33°F
8 PM
39°F
10%
9mph
ESE
Cloudy
Humidity
77%
Feels like
33°F
Dew Point
33°F
9 PM
39°F
0%
9mph
ESE
Cloudy
Humidity
78%
Feels like
33°F
Dew Point
33°F
10 PM
38°F
0%
9mph
ESE
Cloudy
Humidity
75%
Feels like
32°F
Dew Point
31°F
11 PM
38°F
0%
8mph
ESE
Cloudy
Humidity
76%
Feels like
32°F
Dew Point
31°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Monday's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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