Hourly Weather Forecast - Altoona, IA

12 AM
34°F
10%
7mph
ESE
Partly Cloudy
Humidity
88%
Feels like
28°F
Dew Point
31°F
1 AM
34°F
10%
7mph
ESE
Partly Cloudy
Humidity
87%
Feels like
28°F
Dew Point
31°F
2 AM
34°F
0%
7mph
ESE
Partly Cloudy
Humidity
88%
Feels like
28°F
Dew Point
31°F
3 AM
35°F
10%
8mph
ESE
Partly Cloudy
Humidity
87%
Feels like
28°F
Dew Point
31°F
4 AM
36°F
10%
8mph
ESE
Partly Cloudy
Humidity
87%
Feels like
29°F
Dew Point
32°F
5 AM
37°F
10%
8mph
ESE
Partly Cloudy
Humidity
86%
Feels like
30°F
Dew Point
33°F
6 AM
37°F
20%
8mph
ESE
Cloudy
Humidity
88%
Feels like
31°F
Dew Point
34°F
7 AM
38°F
10%
8mph
ESE
Cloudy
Humidity
90%
Feels like
32°F
Dew Point
35°F
7:38 AM
8 AM
39°F
10%
8mph
SE
Cloudy
Humidity
90%
Feels like
33°F
Dew Point
36°F
9 AM
41°F
10%
7mph
SE
Cloudy
Humidity
88%
Feels like
36°F
Dew Point
37°F
10 AM
42°F
10%
7mph
SE
Cloudy
Humidity
86%
Feels like
38°F
Dew Point
38°F
11 AM
44°F
20%
7mph
SSE
Cloudy
Humidity
84%
Feels like
40°F
Dew Point
40°F
12 PM
46°F
10%
7mph
SSE
Cloudy
Humidity
83%
Feels like
42°F
Dew Point
41°F
1 PM
47°F
10%
6mph
SSE
Cloudy
Humidity
81%
Feels like
44°F
Dew Point
42°F
2 PM
48°F
0%
6mph
SSE
Cloudy
Humidity
79%
Feels like
46°F
Dew Point
42°F
3 PM
49°F
0%
6mph
SSE
Cloudy
Humidity
80%
Feels like
46°F
Dew Point
43°F
4 PM
48°F
0%
5mph
SSE
Cloudy
Humidity
83%
Feels like
45°F
Dew Point
43°F
4:48 PM
5 PM
46°F
0%
5mph
SE
Cloudy
Humidity
90%
Feels like
44°F
Dew Point
43°F
6 PM
45°F
0%
4mph
SE
Cloudy
Humidity
93%
Feels like
43°F
Dew Point
44°F
7 PM
45°F
0%
4mph
SE
Cloudy
Humidity
95%
Feels like
43°F
Dew Point
44°F
8 PM
46°F
0%
3mph
S
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
44°F
9 PM
46°F
0%
3mph
SSW
Cloudy
Humidity
93%
Feels like
45°F
Dew Point
44°F
10 PM
46°F
0%
3mph
S
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
44°F
11 PM
45°F
0%
3mph
SSE
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
43°F

Rain And Snow Totals Through Monday

Atmospheric River Impacts Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California through Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Today's Weather Outlook

Today's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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