Hourly Weather Forecast - Ottumwa, IA

12 AM
29°F
30%
10mph
ENE
30% Chance Frozen Mix
Humidity
85%
Feels like
20°F
Dew Point
25°F
1 AM
29°F
30%
10mph
ENE
30% Chance Frozen Mix
Humidity
85%
Feels like
20°F
Dew Point
25°F
2 AM
29°F
30%
10mph
NE
30% Chance Frozen Mix
Humidity
85%
Feels like
20°F
Dew Point
25°F
3 AM
29°F
30%
9mph
NE
30% Chance Frozen Mix
Humidity
85%
Feels like
20°F
Dew Point
25°F
4 AM
29°F
30%
9mph
NNE
30% Chance Frozen Mix
Humidity
85%
Feels like
20°F
Dew Point
25°F
5 AM
28°F
30%
9mph
NNE
30% Chance Frozen Mix
Humidity
85%
Feels like
20°F
Dew Point
25°F
6 AM
28°F
30%
8mph
N
30% Chance Frozen Mix
Humidity
86%
Feels like
20°F
Dew Point
24°F
7 AM
28°F
30%
8mph
N
30 % Chance of Heavy Snow
Humidity
85%
Feels like
20°F
Dew Point
24°F
7:25 AM
8 AM
29°F
30%
9mph
NNW
30% Chance of Snow
Humidity
83%
Feels like
21°F
Dew Point
24°F
9 AM
30°F
20%
10mph
NNW
Mostly Cloudy
Humidity
80%
Feels like
22°F
Dew Point
25°F
10 AM
32°F
10%
11mph
NNW
Mostly Cloudy
Humidity
78%
Feels like
23°F
Dew Point
25°F
11 AM
32°F
10%
13mph
NW
Mostly Cloudy
Humidity
74%
Feels like
23°F
Dew Point
25°F
12 PM
33°F
0%
13mph
NW
Cloudy
Humidity
72%
Feels like
23°F
Dew Point
24°F
1 PM
32°F
0%
14mph
NW
Cloudy
Humidity
70%
Feels like
22°F
Dew Point
23°F
2 PM
31°F
10%
15mph
NW
Cloudy
Humidity
71%
Feels like
20°F
Dew Point
22°F
3 PM
29°F
10%
15mph
NW
Mostly Cloudy
Humidity
74%
Feels like
18°F
Dew Point
21°F
4 PM
27°F
0%
15mph
NW
Partly Cloudy
Humidity
77%
Feels like
15°F
Dew Point
20°F
4:41 PM
5 PM
26°F
0%
15mph
NW
Partly Cloudy
Humidity
76%
Feels like
13°F
Dew Point
19°F
6 PM
24°F
0%
15mph
NNW
Partly Cloudy
Humidity
73%
Feels like
12°F
Dew Point
17°F
7 PM
23°F
0%
15mph
NNW
Partly Cloudy
Humidity
71%
Feels like
10°F
Dew Point
15°F
8 PM
21°F
0%
15mph
NNW
Partly Cloudy
Humidity
71%
Feels like
8°F
Dew Point
13°F
9 PM
19°F
0%
14mph
NNW
Partly Cloudy
Humidity
71%
Feels like
6°F
Dew Point
11°F
10 PM
17°F
0%
14mph
NNW
Partly Cloudy
Humidity
71%
Feels like
4°F
Dew Point
10°F
11 PM
16°F
0%
13mph
NNW
Partly Cloudy
Humidity
71%
Feels like
2°F
Dew Point
8°F

Snow and ice forecast through Thursday A.M.

Snow Barrels Across the Northern U.S.

Low pressure will produce a swath of snow from Minnesota to Maine into Thursday.

Rainfall Forecast for Northwest through Thursday

Heavy, Flooding Rain Impacts the Northwest

Today's Weather Outlook

Today'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

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide