Hourly Weather Forecast - Keystone, IA

7 AM
16°F
0%
6mph
S
Mostly Clear
Humidity
88%
Feels like
7°F
Dew Point
13°F
7:30 AM
8 AM
18°F
0%
7mph
S
Mostly Sunny
Humidity
88%
Feels like
9°F
Dew Point
15°F
9 AM
21°F
0%
8mph
S
Partly Cloudy
Humidity
85%
Feels like
11°F
Dew Point
17°F
10 AM
25°F
0%
9mph
SSW
Mostly Sunny
Humidity
90%
Feels like
15°F
Dew Point
22°F
11 AM
29°F
0%
10mph
SSW
Mostly Sunny
Humidity
81%
Feels like
20°F
Dew Point
24°F
12 PM
32°F
0%
11mph
SSW
Sunny
Humidity
78%
Feels like
23°F
Dew Point
26°F
1 PM
33°F
0%
11mph
SSW
Sunny
Humidity
77%
Feels like
25°F
Dew Point
27°F
2 PM
34°F
0%
11mph
SSW
Mostly Sunny
Humidity
80%
Feels like
26°F
Dew Point
28°F
3 PM
34°F
0%
10mph
SSW
Partly Cloudy
Humidity
81%
Feels like
26°F
Dew Point
29°F
4 PM
34°F
0%
9mph
SW
Mostly Cloudy
Humidity
82%
Feels like
26°F
Dew Point
29°F
4:38 PM
5 PM
33°F
0%
9mph
SW
Mostly Cloudy
Humidity
82%
Feels like
26°F
Dew Point
29°F
6 PM
33°F
0%
9mph
WSW
Mostly Cloudy
Humidity
85%
Feels like
26°F
Dew Point
29°F
7 PM
34°F
0%
9mph
WSW
Mostly Cloudy
Humidity
89%
Feels like
27°F
Dew Point
31°F
8 PM
34°F
0%
9mph
W
Mostly Cloudy
Humidity
87%
Feels like
27°F
Dew Point
30°F
9 PM
34°F
0%
9mph
W
Mostly Cloudy
Humidity
85%
Feels like
27°F
Dew Point
30°F
10 PM
34°F
0%
9mph
WNW
Partly Cloudy
Humidity
85%
Feels like
27°F
Dew Point
30°F
11 PM
35°F
0%
9mph
WNW
Mostly Cloudy
Humidity
84%
Feels like
27°F
Dew Point
30°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.

Tuesday's Weather Outlook

Tuesday'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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