Hourly Weather Forecast - Altoona, IA

12 AM
45°F
0%
3mph
SE
Cloudy
Humidity
94%
Feels like
44°F
Dew Point
43°F
1 AM
44°F
0%
3mph
SE
Cloudy
Humidity
93%
Feels like
43°F
Dew Point
43°F
2 AM
44°F
0%
4mph
SE
Cloudy
Humidity
94%
Feels like
42°F
Dew Point
42°F
3 AM
44°F
0%
4mph
SE
Cloudy
Humidity
94%
Feels like
42°F
Dew Point
42°F
4 AM
44°F
0%
4mph
SE
Cloudy
Humidity
95%
Feels like
41°F
Dew Point
42°F
5 AM
43°F
0%
4mph
SSE
Cloudy
Humidity
96%
Feels like
41°F
Dew Point
42°F
6 AM
43°F
10%
5mph
SSE
Cloudy
Humidity
98%
Feels like
40°F
Dew Point
42°F
7 AM
43°F
10%
5mph
SSE
Foggy
Humidity
99%
Feels like
40°F
Dew Point
42°F
7:39 AM
8 AM
44°F
10%
5mph
SSE
Foggy
Humidity
99%
Feels like
41°F
Dew Point
43°F
9 AM
46°F
10%
5mph
SSE
Cloudy
Humidity
95%
Feels like
43°F
Dew Point
44°F
10 AM
49°F
10%
6mph
S
Cloudy
Humidity
91%
Feels like
46°F
Dew Point
46°F
11 AM
51°F
10%
7mph
S
Cloudy
Humidity
87%
Feels like
51°F
Dew Point
47°F
12 PM
54°F
10%
8mph
SSW
Cloudy
Humidity
83%
Feels like
54°F
Dew Point
49°F
1 PM
56°F
10%
8mph
SSW
Cloudy
Humidity
79%
Feels like
56°F
Dew Point
50°F
2 PM
58°F
10%
7mph
SW
Cloudy
Humidity
76%
Feels like
58°F
Dew Point
50°F
3 PM
58°F
10%
7mph
SW
Mostly Cloudy
Humidity
76%
Feels like
58°F
Dew Point
50°F
4 PM
56°F
10%
7mph
WSW
Mostly Cloudy
Humidity
79%
Feels like
56°F
Dew Point
50°F
4:48 PM
5 PM
56°F
10%
8mph
W
Mostly Cloudy
Humidity
78%
Feels like
56°F
Dew Point
49°F
6 PM
55°F
10%
9mph
WNW
Mostly Cloudy
Humidity
78%
Feels like
55°F
Dew Point
48°F
7 PM
54°F
10%
9mph
WNW
Partly Cloudy
Humidity
77%
Feels like
54°F
Dew Point
47°F
8 PM
51°F
10%
9mph
NW
Partly Cloudy
Humidity
81%
Feels like
51°F
Dew Point
46°F
9 PM
49°F
10%
9mph
NNW
Partly Cloudy
Humidity
83%
Feels like
46°F
Dew Point
45°F
10 PM
47°F
10%
10mph
NNW
Partly Cloudy
Humidity
85%
Feels like
43°F
Dew Point
43°F
11 PM
46°F
30%
11mph
NNW
30% Chance Rain Showers
Humidity
86%
Feels like
41°F
Dew Point
42°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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