Hourly Weather Forecast - Denison, IA

12 AM
33°F
0%
8mph
NW
Partly Cloudy
Humidity
89%
Feels like
26°F
Dew Point
30°F
1 AM
31°F
0%
7mph
NW
Partly Cloudy
Humidity
92%
Feels like
25°F
Dew Point
29°F
2 AM
30°F
0%
6mph
WNW
Partly Cloudy
Humidity
94%
Feels like
24°F
Dew Point
28°F
3 AM
28°F
0%
5mph
W
Partly Cloudy
Humidity
97%
Feels like
23°F
Dew Point
27°F
4 AM
27°F
0%
4mph
W
Partly Cloudy
Humidity
98%
Feels like
23°F
Dew Point
27°F
5 AM
27°F
0%
3mph
SW
Partly Cloudy
Humidity
96%
Feels like
27°F
Dew Point
26°F
6 AM
28°F
0%
3mph
SW
Partly Cloudy
Humidity
96%
Feels like
24°F
Dew Point
27°F
7 AM
29°F
0%
4mph
SSW
Partly Cloudy
Humidity
94%
Feels like
25°F
Dew Point
28°F
7:43 AM
8 AM
31°F
0%
5mph
SSW
Hazy
Humidity
92%
Feels like
25°F
Dew Point
29°F
9 AM
33°F
0%
6mph
S
Mostly Sunny
Humidity
88%
Feels like
28°F
Dew Point
30°F
10 AM
36°F
0%
9mph
S
Mostly Sunny
Humidity
84%
Feels like
30°F
Dew Point
32°F
11 AM
39°F
0%
11mph
S
Mostly Sunny
Humidity
79%
Feels like
32°F
Dew Point
33°F
12 PM
42°F
0%
12mph
S
Mostly Sunny
Humidity
75%
Feels like
35°F
Dew Point
34°F
1 PM
43°F
0%
13mph
S
Mostly Sunny
Humidity
73%
Feels like
36°F
Dew Point
35°F
2 PM
43°F
0%
14mph
S
Mostly Sunny
Humidity
73%
Feels like
36°F
Dew Point
35°F
3 PM
43°F
0%
14mph
S
Mostly Sunny
Humidity
75%
Feels like
35°F
Dew Point
35°F
4 PM
42°F
0%
15mph
S
Mostly Sunny
Humidity
78%
Feels like
34°F
Dew Point
35°F
4:51 PM
5 PM
41°F
0%
16mph
S
Mostly Clear
Humidity
81%
Feels like
33°F
Dew Point
36°F
6 PM
41°F
0%
17mph
S
Partly Cloudy
Humidity
83%
Feels like
32°F
Dew Point
36°F
7 PM
41°F
0%
19mph
S
Partly Cloudy
Humidity
84%
Feels like
32°F
Dew Point
37°F
8 PM
41°F
10%
19mph
S
Mostly Cloudy
Humidity
87%
Feels like
32°F
Dew Point
37°F
9 PM
41°F
10%
19mph
S
Cloudy
Humidity
90%
Feels like
32°F
Dew Point
38°F
10 PM
41°F
20%
19mph
SSW
Cloudy
Humidity
93%
Feels like
32°F
Dew Point
39°F
11 PM
41°F
30%
18mph
SSW
30% Chance of Light Rain
Humidity
94%
Feels like
32°F
Dew Point
39°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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