Hourly Weather Forecast - Ottumwa, IA

12 AM
18°F
0%
19mph
NW
Clear
Humidity
60%
Feels like
1°F
Dew Point
6°F
1 AM
17°F
0%
17mph
NW
Clear
Humidity
60%
Feels like
1°F
Dew Point
6°F
2 AM
17°F
0%
16mph
NW
Clear
Humidity
61%
Feels like
1°F
Dew Point
5°F
3 AM
16°F
0%
14mph
NW
Clear
Humidity
61%
Feels like
1°F
Dew Point
5°F
4 AM
15°F
0%
13mph
NW
Clear
Humidity
63%
Feels like
1°F
Dew Point
4°F
5 AM
15°F
0%
11mph
NW
Clear
Humidity
61%
Feels like
1°F
Dew Point
4°F
6 AM
15°F
0%
10mph
NW
Mostly Clear
Humidity
59%
Feels like
2°F
Dew Point
3°F
7 AM
15°F
0%
8mph
NW
Partly Cloudy
Humidity
56%
Feels like
4°F
Dew Point
3°F
7:29 AM
8 AM
17°F
0%
7mph
WNW
Partly Cloudy
Humidity
54%
Feels like
7°F
Dew Point
3°F
9 AM
19°F
0%
7mph
W
Mostly Cloudy
Humidity
51%
Feels like
9°F
Dew Point
4°F
10 AM
21°F
0%
8mph
SW
Mostly Cloudy
Humidity
48%
Feels like
11°F
Dew Point
4°F
11 AM
23°F
0%
10mph
S
Mostly Cloudy
Humidity
46%
Feels like
13°F
Dew Point
6°F
12 PM
26°F
0%
12mph
SSE
Mostly Cloudy
Humidity
44%
Feels like
15°F
Dew Point
7°F
1 PM
27°F
0%
13mph
SSE
Mostly Cloudy
Humidity
43%
Feels like
16°F
Dew Point
8°F
2 PM
29°F
0%
15mph
SSE
Mostly Cloudy
Humidity
43%
Feels like
17°F
Dew Point
9°F
3 PM
29°F
0%
15mph
SSE
Mostly Cloudy
Humidity
44%
Feels like
18°F
Dew Point
10°F
4 PM
29°F
0%
16mph
SSE
Partly Cloudy
Humidity
46%
Feels like
17°F
Dew Point
11°F
4:43 PM
5 PM
29°F
0%
16mph
SSE
Partly Cloudy
Humidity
49%
Feels like
18°F
Dew Point
13°F
6 PM
30°F
0%
17mph
SSE
Partly Cloudy
Humidity
52%
Feels like
18°F
Dew Point
14°F
7 PM
31°F
0%
17mph
SSE
Mostly Clear
Humidity
54%
Feels like
19°F
Dew Point
16°F
8 PM
31°F
0%
17mph
SSE
Mostly Clear
Humidity
55%
Feels like
19°F
Dew Point
17°F
9 PM
31°F
0%
17mph
S
Mostly Clear
Humidity
56%
Feels like
20°F
Dew Point
17°F
10 PM
32°F
0%
17mph
S
Mostly Clear
Humidity
57%
Feels like
20°F
Dew Point
18°F
11 PM
33°F
0%
17mph
S
Mostly Clear
Humidity
58%
Feels like
22°F
Dew Point
20°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Tuesday's Weather Outlook

Tuesday'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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