Hourly Weather Forecast - Decatur, IA

12 AM
36°F
30%
4mph
WNW
30% Chance of Light Rain
Humidity
83%
Feels like
33°F
Dew Point
32°F
1 AM
35°F
30%
4mph
WNW
30% Chance of Light Rain
Humidity
85%
Feels like
32°F
Dew Point
31°F
2 AM
35°F
0%
4mph
WNW
Mostly Cloudy
Humidity
86%
Feels like
31°F
Dew Point
31°F
3 AM
34°F
0%
4mph
WNW
Mostly Cloudy
Humidity
87%
Feels like
30°F
Dew Point
30°F
4 AM
33°F
0%
4mph
WNW
Partly Cloudy
Humidity
88%
Feels like
30°F
Dew Point
30°F
5 AM
33°F
0%
4mph
WNW
Partly Cloudy
Humidity
89%
Feels like
29°F
Dew Point
29°F
6 AM
32°F
0%
3mph
WNW
Partly Cloudy
Humidity
90%
Feels like
32°F
Dew Point
30°F
7 AM
33°F
0%
1mph
WSW
Partly Cloudy
Humidity
89%
Feels like
33°F
Dew Point
30°F
7:33 AM
8 AM
34°F
0%
2mph
SE
Partly Cloudy
Humidity
86%
Feels like
34°F
Dew Point
31°F
9 AM
37°F
0%
5mph
SE
Partly Cloudy
Humidity
79%
Feels like
33°F
Dew Point
31°F
10 AM
40°F
0%
6mph
SSE
Partly Cloudy
Humidity
72%
Feels like
35°F
Dew Point
32°F
11 AM
43°F
0%
7mph
SSE
Partly Cloudy
Humidity
66%
Feels like
38°F
Dew Point
32°F
12 PM
44°F
0%
9mph
SSE
Partly Cloudy
Humidity
62%
Feels like
40°F
Dew Point
32°F
1 PM
45°F
0%
9mph
SSE
Partly Cloudy
Humidity
62%
Feels like
40°F
Dew Point
33°F
2 PM
45°F
0%
10mph
SSE
Partly Cloudy
Humidity
63%
Feels like
40°F
Dew Point
33°F
3 PM
45°F
0%
11mph
SSE
Mostly Cloudy
Humidity
67%
Feels like
39°F
Dew Point
34°F
4 PM
44°F
0%
11mph
SSE
Cloudy
Humidity
71%
Feels like
38°F
Dew Point
35°F
4:49 PM
5 PM
43°F
0%
12mph
SSE
Cloudy
Humidity
76%
Feels like
36°F
Dew Point
36°F
6 PM
42°F
0%
12mph
S
Cloudy
Humidity
80%
Feels like
35°F
Dew Point
36°F
7 PM
42°F
0%
13mph
S
Mostly Cloudy
Humidity
82%
Feels like
35°F
Dew Point
37°F
8 PM
43°F
10%
13mph
S
Partly Cloudy
Humidity
83%
Feels like
36°F
Dew Point
38°F
9 PM
44°F
10%
13mph
S
Partly Cloudy
Humidity
83%
Feels like
38°F
Dew Point
39°F
10 PM
46°F
10%
14mph
S
Partly Cloudy
Humidity
83%
Feels like
39°F
Dew Point
40°F
11 PM
47°F
20%
14mph
S
Mostly Cloudy
Humidity
82%
Feels like
41°F
Dew Point
42°F

Snowfall forecast through Sunday A.M.

Snow Spreads Across the Midwest into the Mid-Atlantic

A fast moving disturbance will bring snow to the Midwest and Mid-Atlantic this weekend.

Weekend Weather Outlook

Weekend 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

Story Image via pixabay.com

Winter Precipitation

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