Hourly Weather Forecast - Decatur, IA

12 AM
41°F
0%
17mph
WNW
Mostly Cloudy
Humidity
80%
Feels like
32°F
Dew Point
35°F
1 AM
40°F
0%
18mph
WNW
Cloudy
Humidity
78%
Feels like
30°F
Dew Point
33°F
2 AM
38°F
0%
20mph
WNW
Cloudy
Humidity
75%
Feels like
28°F
Dew Point
31°F
3 AM
37°F
0%
21mph
WNW
Windy
Humidity
75%
Feels like
26°F
Dew Point
30°F
4 AM
35°F
0%
21mph
WNW
Windy
Humidity
75%
Feels like
24°F
Dew Point
29°F
5 AM
34°F
0%
21mph
NW
Windy
Humidity
77%
Feels like
23°F
Dew Point
28°F
6 AM
33°F
10%
21mph
NW
Windy
Humidity
79%
Feels like
21°F
Dew Point
27°F
7 AM
33°F
10%
20mph
NW
Mostly Cloudy
Humidity
74%
Feels like
21°F
Dew Point
26°F
7:28 AM
8 AM
33°F
10%
20mph
NW
Mostly Cloudy
Humidity
74%
Feels like
21°F
Dew Point
26°F
9 AM
34°F
10%
19mph
NW
Mostly Cloudy
Humidity
70%
Feels like
23°F
Dew Point
26°F
10 AM
35°F
10%
19mph
NW
Mostly Cloudy
Humidity
66%
Feels like
24°F
Dew Point
25°F
11 AM
35°F
0%
17mph
NW
Mostly Cloudy
Humidity
60%
Feels like
24°F
Dew Point
22°F
12 PM
34°F
0%
16mph
NW
Mostly Cloudy
Humidity
56%
Feels like
24°F
Dew Point
20°F
1 PM
34°F
0%
15mph
NW
Cloudy
Humidity
55%
Feels like
24°F
Dew Point
19°F
2 PM
33°F
0%
14mph
NW
Cloudy
Humidity
54%
Feels like
23°F
Dew Point
18°F
3 PM
32°F
0%
13mph
NW
Cloudy
Humidity
56%
Feels like
22°F
Dew Point
18°F
4 PM
30°F
0%
11mph
NW
Cloudy
Humidity
59%
Feels like
20°F
Dew Point
17°F
4:47 PM
5 PM
28°F
0%
9mph
NW
Cloudy
Humidity
64%
Feels like
20°F
Dew Point
18°F
6 PM
28°F
0%
8mph
NW
Cloudy
Humidity
71%
Feels like
20°F
Dew Point
19°F
7 PM
27°F
0%
7mph
NW
Cloudy
Humidity
73%
Feels like
20°F
Dew Point
20°F
8 PM
27°F
0%
6mph
NW
Cloudy
Humidity
75%
Feels like
20°F
Dew Point
20°F
9 PM
26°F
0%
5mph
NNW
Cloudy
Humidity
75%
Feels like
20°F
Dew Point
19°F
10 PM
26°F
0%
5mph
NNW
Cloudy
Humidity
77%
Feels like
20°F
Dew Point
19°F
11 PM
25°F
0%
4mph
NNW
Cloudy
Humidity
79%
Feels like
20°F
Dew Point
19°F

Rainfall Forecast for Northwest through Thursday

Persistent, Flooding Rain Impacts the Northwest

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

Snowfall forecast Through Tonight

Snow To Spread Across Appalachians Into Mid-Atlantic

Tuesday's Weather Outlook

Tuesday'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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Traffic Cameras

Weather Cameras

Outdoor Sports Guide