Hourly Weather Forecast - Ottumwa, IA

12 AM
33°F
0%
15mph
S
Mostly Clear
Humidity
60%
Feels like
23°F
Dew Point
21°F
1 AM
34°F
0%
16mph
S
Mostly Clear
Humidity
61%
Feels like
24°F
Dew Point
22°F
2 AM
35°F
0%
16mph
S
Mostly Clear
Humidity
62%
Feels like
25°F
Dew Point
23°F
3 AM
35°F
0%
16mph
S
Mostly Clear
Humidity
64%
Feels like
25°F
Dew Point
24°F
4 AM
35°F
0%
15mph
SSW
Mostly Clear
Humidity
65%
Feels like
26°F
Dew Point
25°F
5 AM
36°F
0%
15mph
SSW
Partly Cloudy
Humidity
64%
Feels like
27°F
Dew Point
25°F
6 AM
38°F
0%
14mph
SSW
Mostly Cloudy
Humidity
62%
Feels like
29°F
Dew Point
26°F
7 AM
39°F
0%
13mph
SSW
Mostly Cloudy
Humidity
61%
Feels like
31°F
Dew Point
27°F
7:30 AM
8 AM
40°F
0%
13mph
SW
Cloudy
Humidity
62%
Feels like
33°F
Dew Point
28°F
9 AM
41°F
0%
13mph
SW
Cloudy
Humidity
62%
Feels like
34°F
Dew Point
29°F
10 AM
42°F
0%
13mph
WSW
Cloudy
Humidity
62%
Feels like
36°F
Dew Point
30°F
11 AM
44°F
0%
13mph
W
Cloudy
Humidity
61%
Feels like
37°F
Dew Point
31°F
12 PM
44°F
10%
13mph
WNW
Mostly Cloudy
Humidity
61%
Feels like
38°F
Dew Point
31°F
1 PM
44°F
10%
14mph
NW
Mostly Cloudy
Humidity
59%
Feels like
38°F
Dew Point
31°F
2 PM
44°F
10%
13mph
NW
Partly Cloudy
Humidity
59%
Feels like
38°F
Dew Point
31°F
3 PM
43°F
10%
13mph
NW
Partly Cloudy
Humidity
60%
Feels like
36°F
Dew Point
30°F
4 PM
41°F
10%
13mph
NNW
Mostly Sunny
Humidity
64%
Feels like
33°F
Dew Point
29°F
4:43 PM
5 PM
39°F
10%
11mph
NNW
Mostly Clear
Humidity
67%
Feels like
31°F
Dew Point
29°F
6 PM
37°F
10%
11mph
NNW
Mostly Clear
Humidity
68%
Feels like
30°F
Dew Point
28°F
7 PM
37°F
10%
11mph
NNW
Mostly Clear
Humidity
69%
Feels like
29°F
Dew Point
27°F
8 PM
35°F
10%
11mph
NNW
Mostly Clear
Humidity
69%
Feels like
27°F
Dew Point
26°F
9 PM
33°F
0%
10mph
NNW
Mostly Clear
Humidity
70%
Feels like
25°F
Dew Point
25°F
10 PM
32°F
0%
10mph
NNW
Mostly Clear
Humidity
71%
Feels like
24°F
Dew Point
24°F
11 PM
31°F
0%
9mph
NNW
Mostly Clear
Humidity
72%
Feels like
23°F
Dew Point
23°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today'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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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