Hourly Weather Forecast - Dennison, IL

10 AM
34°F
0%
15mph
SSW
Mostly Sunny
Humidity
78%
Feels like
25°F
Dew Point
28°F
11 AM
37°F
0%
15mph
SW
Mostly Sunny
Humidity
76%
Feels like
27°F
Dew Point
30°F
12 PM
38°F
0%
15mph
SW
Mostly Sunny
Humidity
75%
Feels like
30°F
Dew Point
31°F
1 PM
40°F
0%
15mph
SSW
Partly Cloudy
Humidity
75%
Feels like
31°F
Dew Point
32°F
2 PM
40°F
0%
14mph
SSW
Partly Cloudy
Humidity
76%
Feels like
31°F
Dew Point
33°F
3 PM
38°F
0%
14mph
SSW
Partly Cloudy
Humidity
80%
Feels like
30°F
Dew Point
33°F
4 PM
37°F
0%
14mph
SSW
Mostly Cloudy
Humidity
84%
Feels like
29°F
Dew Point
33°F
4:26 PM
5 PM
37°F
10%
14mph
S
Cloudy
Humidity
87%
Feels like
28°F
Dew Point
33°F
6 PM
37°F
10%
14mph
S
Cloudy
Humidity
86%
Feels like
28°F
Dew Point
33°F
7 PM
37°F
10%
15mph
SSW
Cloudy
Humidity
85%
Feels like
28°F
Dew Point
33°F
8 PM
38°F
10%
16mph
SSW
Cloudy
Humidity
83%
Feels like
29°F
Dew Point
33°F
9 PM
39°F
10%
18mph
SSW
Cloudy
Humidity
82%
Feels like
29°F
Dew Point
34°F
10 PM
39°F
10%
18mph
SSW
Cloudy
Humidity
82%
Feels like
30°F
Dew Point
34°F
11 PM
39°F
30%
19mph
SSW
30% Chance of Light Rain
Humidity
82%
Feels like
30°F
Dew Point
34°F

Rainfall Forecast for Northwest through Thursday

Heavy Rain, Flooding Soaks The Northwest

A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide