Hourly Weather Forecast - Altoona, IA

12 AM
31°F
0%
13mph
S
Mostly Cloudy
Humidity
62%
Feels like
22°F
Dew Point
20°F
1 AM
32°F
0%
13mph
SSW
Partly Cloudy
Humidity
61%
Feels like
23°F
Dew Point
20°F
2 AM
33°F
0%
13mph
SSW
Mostly Clear
Humidity
59%
Feels like
24°F
Dew Point
21°F
3 AM
35°F
0%
13mph
SSW
Mostly Clear
Humidity
58%
Feels like
26°F
Dew Point
22°F
4 AM
36°F
0%
12mph
SSW
Mostly Clear
Humidity
57%
Feels like
28°F
Dew Point
22°F
5 AM
36°F
10%
11mph
SSW
Mostly Clear
Humidity
60%
Feels like
28°F
Dew Point
23°F
6 AM
36°F
10%
11mph
SSW
Mostly Clear
Humidity
61%
Feels like
28°F
Dew Point
24°F
7 AM
35°F
10%
10mph
SW
Partly Cloudy
Humidity
63%
Feels like
28°F
Dew Point
24°F
7:36 AM
8 AM
36°F
10%
10mph
SW
Partly Cloudy
Humidity
65%
Feels like
29°F
Dew Point
26°F
9 AM
38°F
10%
10mph
WSW
Mostly Cloudy
Humidity
63%
Feels like
31°F
Dew Point
26°F
10 AM
39°F
10%
10mph
W
Mostly Cloudy
Humidity
63%
Feels like
33°F
Dew Point
28°F
11 AM
41°F
10%
10mph
WNW
Cloudy
Humidity
62%
Feels like
35°F
Dew Point
29°F
12 PM
42°F
10%
10mph
WNW
Cloudy
Humidity
62%
Feels like
36°F
Dew Point
30°F
1 PM
42°F
10%
11mph
NW
Cloudy
Humidity
63%
Feels like
36°F
Dew Point
30°F
2 PM
40°F
10%
11mph
NW
Cloudy
Humidity
65%
Feels like
34°F
Dew Point
30°F
3 PM
38°F
10%
11mph
NNW
Cloudy
Humidity
70%
Feels like
32°F
Dew Point
30°F
4 PM
36°F
10%
11mph
NNW
Cloudy
Humidity
73%
Feels like
28°F
Dew Point
28°F
4:46 PM
5 PM
34°F
10%
10mph
NNW
Cloudy
Humidity
75%
Feels like
26°F
Dew Point
27°F
6 PM
32°F
10%
10mph
NNW
Cloudy
Humidity
80%
Feels like
24°F
Dew Point
27°F
7 PM
31°F
10%
11mph
NNW
Mostly Cloudy
Humidity
85%
Feels like
22°F
Dew Point
27°F
8 PM
30°F
10%
11mph
NNW
Mostly Cloudy
Humidity
85%
Feels like
21°F
Dew Point
26°F
9 PM
30°F
10%
10mph
NNW
Mostly Cloudy
Humidity
86%
Feels like
21°F
Dew Point
26°F
10 PM
29°F
10%
10mph
NNW
Partly Cloudy
Humidity
85%
Feels like
20°F
Dew Point
25°F
11 PM
28°F
10%
9mph
NNW
Partly Cloudy
Humidity
84%
Feels like
20°F
Dew Point
24°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.

Monday'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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