Hourly Weather Forecast - Decatur, IA

12 AM
43°F
0%
8mph
SSW
Partly Cloudy
Humidity
91%
Feels like
38°F
Dew Point
40°F
1 AM
42°F
0%
8mph
SSW
Hazy
Humidity
93%
Feels like
37°F
Dew Point
40°F
2 AM
42°F
0%
8mph
SSW
Hazy
Humidity
94%
Feels like
37°F
Dew Point
40°F
3 AM
41°F
0%
7mph
SSW
Hazy
Humidity
95%
Feels like
36°F
Dew Point
40°F
4 AM
40°F
0%
7mph
SSW
Hazy
Humidity
96%
Feels like
35°F
Dew Point
39°F
5 AM
40°F
0%
7mph
SW
Hazy
Humidity
97%
Feels like
35°F
Dew Point
39°F
6 AM
39°F
0%
7mph
SW
Foggy
Humidity
99%
Feels like
34°F
Dew Point
39°F
7 AM
40°F
0%
7mph
SW
Hazy
Humidity
98%
Feels like
35°F
Dew Point
39°F
7:36 AM
8 AM
41°F
0%
6mph
SW
Hazy
Humidity
94%
Feels like
37°F
Dew Point
40°F
9 AM
44°F
0%
6mph
SW
Sunny
Humidity
86%
Feels like
41°F
Dew Point
41°F
10 AM
48°F
0%
7mph
SW
Mostly Sunny
Humidity
76%
Feels like
45°F
Dew Point
41°F
11 AM
52°F
0%
7mph
SW
Partly Cloudy
Humidity
67%
Feels like
52°F
Dew Point
42°F
12 PM
55°F
0%
8mph
SW
Partly Cloudy
Humidity
60%
Feels like
55°F
Dew Point
42°F
1 PM
57°F
0%
8mph
WSW
Partly Cloudy
Humidity
56%
Feels like
57°F
Dew Point
41°F
2 PM
57°F
0%
8mph
WSW
Partly Cloudy
Humidity
53%
Feels like
57°F
Dew Point
40°F
3 PM
55°F
0%
7mph
WSW
Partly Cloudy
Humidity
55%
Feels like
55°F
Dew Point
39°F
4 PM
52°F
0%
4mph
WSW
Partly Cloudy
Humidity
60%
Feels like
52°F
Dew Point
38°F
4:51 PM
5 PM
48°F
0%
0mph
ESE
Partly Cloudy
Humidity
67%
Feels like
48°F
Dew Point
38°F
6 PM
45°F
0%
3mph
ENE
Partly Cloudy
Humidity
74%
Feels like
44°F
Dew Point
37°F
7 PM
43°F
0%
4mph
ENE
Partly Cloudy
Humidity
79%
Feels like
41°F
Dew Point
37°F
8 PM
42°F
10%
3mph
E
Partly Cloudy
Humidity
81%
Feels like
40°F
Dew Point
37°F
9 PM
41°F
10%
3mph
E
Partly Cloudy
Humidity
82%
Feels like
41°F
Dew Point
36°F
10 PM
40°F
10%
3mph
E
Mostly Clear
Humidity
84%
Feels like
39°F
Dew Point
36°F
11 PM
40°F
10%
3mph
ESE
Mostly Clear
Humidity
85%
Feels like
38°F
Dew Point
36°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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