Hourly Weather Forecast - Altoona, IA

5 AM
20°F
0%
4mph
SE
Clear
Humidity
87%
Feels like
14°F
Dew Point
17°F
6 AM
20°F
0%
5mph
SSE
Clear
Humidity
89%
Feels like
13°F
Dew Point
17°F
7 AM
21°F
0%
6mph
SSE
Clear
Humidity
90%
Feels like
13°F
Dew Point
18°F
7:37 AM
8 AM
23°F
0%
6mph
SSE
Sunny
Humidity
85%
Feels like
15°F
Dew Point
19°F
9 AM
27°F
0%
7mph
SSE
Sunny
Humidity
74%
Feels like
19°F
Dew Point
20°F
10 AM
32°F
0%
8mph
S
Sunny
Humidity
63%
Feels like
24°F
Dew Point
21°F
11 AM
37°F
0%
9mph
S
Sunny
Humidity
54%
Feels like
30°F
Dew Point
22°F
12 PM
40°F
0%
10mph
S
Sunny
Humidity
49%
Feels like
34°F
Dew Point
22°F
1 PM
42°F
0%
10mph
S
Mostly Sunny
Humidity
47%
Feels like
36°F
Dew Point
23°F
2 PM
42°F
0%
10mph
S
Mostly Sunny
Humidity
47%
Feels like
36°F
Dew Point
24°F
3 PM
41°F
0%
10mph
S
Mostly Sunny
Humidity
50%
Feels like
35°F
Dew Point
24°F
4 PM
39°F
0%
10mph
S
Mostly Sunny
Humidity
54%
Feels like
32°F
Dew Point
24°F
4:46 PM
5 PM
37°F
0%
10mph
S
Mostly Clear
Humidity
59%
Feels like
30°F
Dew Point
24°F
6 PM
35°F
0%
10mph
S
Mostly Clear
Humidity
62%
Feels like
27°F
Dew Point
23°F
7 PM
33°F
0%
10mph
S
Mostly Clear
Humidity
64%
Feels like
25°F
Dew Point
23°F
8 PM
33°F
0%
10mph
S
Mostly Clear
Humidity
65%
Feels like
25°F
Dew Point
22°F
9 PM
32°F
0%
10mph
S
Mostly Cloudy
Humidity
65%
Feels like
24°F
Dew Point
22°F
10 PM
32°F
0%
11mph
S
Cloudy
Humidity
66%
Feels like
24°F
Dew Point
22°F
11 PM
33°F
0%
11mph
S
Cloudy
Humidity
64%
Feels like
24°F
Dew Point
22°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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