Hourly Weather Forecast - Dennison, IL

12 AM
34°F
50%
7mph
ENE
50% Chance of Light Rain
Humidity
56%
Feels like
28°F
Dew Point
20°F
1 AM
33°F
70%
8mph
ENE
70% Chance of Snow
Humidity
62%
Feels like
27°F
Dew Point
22°F
2 AM
32°F
90%
8mph
ENE
Snow
Humidity
75%
Feels like
25°F
Dew Point
25°F
3 AM
31°F
80%
8mph
E
80% Chance of Heavy Snow
Humidity
85%
Feels like
23°F
Dew Point
27°F
4 AM
30°F
70%
9mph
E
70% Chance of Heavy Snow
Humidity
91%
Feels like
22°F
Dew Point
28°F
5 AM
30°F
40%
9mph
E
40% Chance of Heavy Snow
Humidity
93%
Feels like
22°F
Dew Point
28°F
6 AM
31°F
30%
9mph
E
30 % Chance of Heavy Snow
Humidity
90%
Feels like
23°F
Dew Point
28°F
6:22 AM
7 AM
32°F
20%
9mph
E
Mostly Cloudy
Humidity
92%
Feels like
24°F
Dew Point
30°F
8 AM
35°F
10%
9mph
E
Mostly Cloudy
Humidity
87%
Feels like
27°F
Dew Point
31°F
9 AM
36°F
10%
10mph
E
Mostly Cloudy
Humidity
85%
Feels like
29°F
Dew Point
32°F
10 AM
38°F
10%
10mph
E
Mostly Cloudy
Humidity
83%
Feels like
31°F
Dew Point
33°F
11 AM
40°F
10%
10mph
E
Cloudy
Humidity
79%
Feels like
33°F
Dew Point
34°F
12 PM
41°F
10%
10mph
E
Cloudy
Humidity
78%
Feels like
35°F
Dew Point
35°F
1 PM
42°F
10%
10mph
E
Cloudy
Humidity
75%
Feels like
36°F
Dew Point
35°F
2 PM
42°F
20%
9mph
E
Cloudy
Humidity
75%
Feels like
37°F
Dew Point
35°F
3 PM
42°F
10%
9mph
E
Cloudy
Humidity
76%
Feels like
37°F
Dew Point
35°F
4 PM
42°F
10%
8mph
E
Cloudy
Humidity
83%
Feels like
37°F
Dew Point
37°F
5 PM
40°F
0%
6mph
E
Mostly Cloudy
Humidity
87%
Feels like
36°F
Dew Point
37°F
5:43 PM
6 PM
39°F
0%
6mph
E
Partly Cloudy
Humidity
91%
Feels like
35°F
Dew Point
37°F
7 PM
38°F
0%
5mph
E
Partly Cloudy
Humidity
96%
Feels like
34°F
Dew Point
37°F
8 PM
38°F
0%
5mph
E
Mostly Cloudy
Humidity
98%
Feels like
34°F
Dew Point
37°F
9 PM
37°F
0%
4mph
ESE
Foggy
Humidity
100%
Feels like
33°F
Dew Point
37°F
10 PM
37°F
0%
4mph
ESE
Foggy
Humidity
100%
Feels like
33°F
Dew Point
37°F
11 PM
36°F
0%
4mph
ESE
Foggy
Humidity
100%
Feels like
32°F
Dew Point
36°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

Today'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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