Hourly Weather Forecast - Alton, IA

12 AM
33°F
10%
15mph
SSW
Partly Cloudy
Humidity
70%
Feels like
23°F
Dew Point
24°F
1 AM
33°F
10%
14mph
SSW
Partly Cloudy
Humidity
70%
Feels like
24°F
Dew Point
25°F
2 AM
33°F
10%
13mph
SW
Mostly Cloudy
Humidity
72%
Feels like
24°F
Dew Point
26°F
3 AM
33°F
10%
12mph
SW
Cloudy
Humidity
75%
Feels like
24°F
Dew Point
26°F
4 AM
32°F
0%
12mph
WSW
Cloudy
Humidity
77%
Feels like
23°F
Dew Point
26°F
5 AM
32°F
0%
12mph
W
Cloudy
Humidity
79%
Feels like
22°F
Dew Point
26°F
6 AM
31°F
0%
12mph
WNW
Cloudy
Humidity
81%
Feels like
22°F
Dew Point
26°F
7 AM
32°F
0%
12mph
NW
Cloudy
Humidity
82%
Feels like
22°F
Dew Point
27°F
7:51 AM
8 AM
33°F
0%
11mph
NW
Cloudy
Humidity
80%
Feels like
24°F
Dew Point
27°F
9 AM
34°F
0%
12mph
NW
Cloudy
Humidity
78%
Feels like
25°F
Dew Point
28°F
10 AM
35°F
0%
12mph
NNW
Mostly Cloudy
Humidity
75%
Feels like
26°F
Dew Point
28°F
11 AM
35°F
0%
14mph
NNW
Partly Cloudy
Humidity
72%
Feels like
26°F
Dew Point
27°F
12 PM
35°F
0%
15mph
NNW
Partly Cloudy
Humidity
68%
Feels like
26°F
Dew Point
26°F
1 PM
35°F
0%
15mph
NNW
Mostly Sunny
Humidity
66%
Feels like
25°F
Dew Point
24°F
2 PM
34°F
0%
15mph
NNW
Mostly Sunny
Humidity
64%
Feels like
24°F
Dew Point
23°F
3 PM
32°F
10%
15mph
NNW
Sunny
Humidity
65%
Feels like
22°F
Dew Point
22°F
4 PM
31°F
10%
14mph
NNW
Sunny
Humidity
67%
Feels like
20°F
Dew Point
21°F
4:51 PM
5 PM
29°F
10%
12mph
NNW
Mostly Clear
Humidity
71%
Feels like
19°F
Dew Point
21°F
6 PM
28°F
10%
11mph
NNW
Mostly Clear
Humidity
73%
Feels like
18°F
Dew Point
20°F
7 PM
26°F
10%
11mph
NNW
Partly Cloudy
Humidity
75%
Feels like
16°F
Dew Point
20°F
8 PM
25°F
10%
10mph
NNW
Partly Cloudy
Humidity
78%
Feels like
15°F
Dew Point
19°F
9 PM
24°F
10%
10mph
NNW
Partly Cloudy
Humidity
79%
Feels like
14°F
Dew Point
18°F
10 PM
23°F
10%
10mph
NNW
Partly Cloudy
Humidity
79%
Feels like
13°F
Dew Point
17°F
11 PM
23°F
10%
9mph
NNW
Partly Cloudy
Humidity
79%
Feels like
13°F
Dew Point
17°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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