Hourly Weather Forecast - Dennison, IL

12 AM
39°F
0%
4mph
NE
Partly Cloudy
Humidity
96%
Feels like
37°F
Dew Point
38°F
1 AM
38°F
0%
4mph
ENE
Partly Cloudy
Humidity
96%
Feels like
36°F
Dew Point
37°F
2 AM
38°F
0%
4mph
ENE
Cloudy
Humidity
97%
Feels like
34°F
Dew Point
37°F
3 AM
37°F
10%
4mph
ENE
Cloudy
Humidity
97%
Feels like
34°F
Dew Point
36°F
4 AM
37°F
10%
5mph
E
Cloudy
Humidity
98%
Feels like
33°F
Dew Point
36°F
5 AM
37°F
10%
5mph
E
Foggy
Humidity
99%
Feels like
32°F
Dew Point
36°F
6 AM
37°F
10%
5mph
E
Foggy
Humidity
99%
Feels like
33°F
Dew Point
37°F
7 AM
38°F
10%
6mph
ESE
Cloudy
Humidity
98%
Feels like
34°F
Dew Point
38°F
7:08 AM
8 AM
40°F
0%
7mph
ESE
Mostly Cloudy
Humidity
97%
Feels like
36°F
Dew Point
39°F
9 AM
42°F
0%
7mph
SE
Mostly Cloudy
Humidity
92%
Feels like
38°F
Dew Point
40°F
10 AM
44°F
0%
8mph
SE
Mostly Cloudy
Humidity
90%
Feels like
40°F
Dew Point
42°F
11 AM
46°F
10%
9mph
SE
Partly Cloudy
Humidity
89%
Feels like
42°F
Dew Point
44°F
12 PM
48°F
10%
9mph
SE
Partly Cloudy
Humidity
89%
Feels like
44°F
Dew Point
45°F
1 PM
50°F
10%
9mph
SSE
Partly Cloudy
Humidity
89%
Feels like
50°F
Dew Point
47°F
2 PM
51°F
10%
9mph
SSE
Mostly Cloudy
Humidity
93%
Feels like
51°F
Dew Point
49°F
3 PM
51°F
10%
9mph
SSE
Cloudy
Humidity
94%
Feels like
51°F
Dew Point
50°F
4 PM
51°F
10%
9mph
SSE
Cloudy
Humidity
97%
Feels like
51°F
Dew Point
50°F
4:31 PM
5 PM
51°F
10%
9mph
SSE
Foggy
Humidity
100%
Feels like
51°F
Dew Point
51°F
6 PM
52°F
10%
9mph
SSE
Foggy
Humidity
100%
Feels like
52°F
Dew Point
52°F
7 PM
53°F
10%
9mph
S
Foggy
Humidity
100%
Feels like
53°F
Dew Point
53°F
8 PM
54°F
20%
9mph
S
Foggy
Humidity
100%
Feels like
54°F
Dew Point
54°F
9 PM
56°F
10%
10mph
SSW
Foggy
Humidity
100%
Feels like
56°F
Dew Point
56°F
10 PM
57°F
10%
10mph
SSW
Foggy
Humidity
100%
Feels like
57°F
Dew Point
57°F
11 PM
59°F
10%
10mph
SSW
Mostly Cloudy
Humidity
98%
Feels like
59°F
Dew Point
58°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into 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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