Hourly Weather Forecast - Denison, IA

12 AM
25°F
0%
6mph
ESE
Partly Cloudy
Humidity
74%
Feels like
18°F
Dew Point
18°F
1 AM
25°F
0%
6mph
SE
Mostly Cloudy
Humidity
73%
Feels like
18°F
Dew Point
18°F
2 AM
25°F
0%
6mph
SE
Mostly Cloudy
Humidity
71%
Feels like
18°F
Dew Point
17°F
3 AM
25°F
0%
6mph
SE
Cloudy
Humidity
70%
Feels like
18°F
Dew Point
17°F
4 AM
26°F
0%
6mph
SE
Cloudy
Humidity
71%
Feels like
19°F
Dew Point
18°F
5 AM
26°F
0%
6mph
SE
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
18°F
6 AM
27°F
0%
6mph
SE
Cloudy
Humidity
69%
Feels like
20°F
Dew Point
19°F
6:55 AM
7 AM
29°F
0%
6mph
SE
Mostly Cloudy
Humidity
69%
Feels like
22°F
Dew Point
20°F
8 AM
31°F
0%
7mph
SE
Mostly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
23°F
9 AM
33°F
0%
8mph
SSE
Mostly Cloudy
Humidity
70%
Feels like
27°F
Dew Point
24°F
10 AM
35°F
0%
9mph
SSE
Mostly Cloudy
Humidity
68%
Feels like
29°F
Dew Point
26°F
11 AM
37°F
0%
9mph
SSE
Partly Cloudy
Humidity
67%
Feels like
30°F
Dew Point
27°F
12 PM
38°F
0%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
32°F
Dew Point
29°F
1 PM
39°F
0%
9mph
S
Partly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
30°F
2 PM
40°F
0%
9mph
SSE
Partly Cloudy
Humidity
68%
Feels like
34°F
Dew Point
30°F
3 PM
40°F
0%
9mph
SSE
Mostly Cloudy
Humidity
68%
Feels like
35°F
Dew Point
31°F
4 PM
40°F
10%
8mph
SSE
Cloudy
Humidity
70%
Feels like
35°F
Dew Point
31°F
5 PM
39°F
10%
8mph
SE
Cloudy
Humidity
75%
Feels like
34°F
Dew Point
32°F
6 PM
38°F
10%
7mph
SE
Cloudy
Humidity
80%
Feels like
33°F
Dew Point
33°F
6:12 PM
7 PM
37°F
10%
7mph
SE
Cloudy
Humidity
83%
Feels like
31°F
Dew Point
32°F
8 PM
36°F
10%
7mph
SE
Cloudy
Humidity
88%
Feels like
30°F
Dew Point
33°F
9 PM
35°F
10%
7mph
SE
Mostly Cloudy
Humidity
93%
Feels like
30°F
Dew Point
34°F
10 PM
35°F
10%
7mph
SE
Mostly Cloudy
Humidity
97%
Feels like
29°F
Dew Point
34°F
11 PM
35°F
10%
6mph
SE
Foggy
Humidity
100%
Feels like
29°F
Dew Point
35°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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