Hourly Weather Forecast - Mount Vernon, IA

5 AM
34°F
0%
7mph
NW
Mostly Clear
Humidity
75%
Feels like
28°F
Dew Point
27°F
6 AM
31°F
0%
6mph
NW
Partly Cloudy
Humidity
79%
Feels like
26°F
Dew Point
26°F
7 AM
30°F
0%
5mph
NW
Partly Cloudy
Humidity
80%
Feels like
24°F
Dew Point
24°F
7:27 AM
8 AM
29°F
0%
4mph
NNW
Partly Cloudy
Humidity
81%
Feels like
25°F
Dew Point
24°F
9 AM
31°F
0%
3mph
NNW
Partly Cloudy
Humidity
80%
Feels like
31°F
Dew Point
25°F
10 AM
33°F
0%
1mph
N
Partly Cloudy
Humidity
76%
Feels like
33°F
Dew Point
26°F
11 AM
34°F
0%
1mph
SE
Partly Cloudy
Humidity
74%
Feels like
34°F
Dew Point
27°F
12 PM
35°F
0%
3mph
SE
Partly Cloudy
Humidity
74%
Feels like
32°F
Dew Point
27°F
1 PM
34°F
0%
5mph
SE
Mostly Sunny
Humidity
74%
Feels like
30°F
Dew Point
27°F
2 PM
34°F
0%
6mph
SSE
Mostly Sunny
Humidity
76%
Feels like
28°F
Dew Point
27°F
3 PM
33°F
0%
8mph
SSE
Mostly Sunny
Humidity
79%
Feels like
26°F
Dew Point
27°F
4 PM
32°F
0%
9mph
SSE
Partly Cloudy
Humidity
79%
Feels like
24°F
Dew Point
26°F
4:35 PM
5 PM
31°F
0%
10mph
SSE
Partly Cloudy
Humidity
80%
Feels like
23°F
Dew Point
26°F
6 PM
32°F
0%
11mph
SSE
Partly Cloudy
Humidity
80%
Feels like
23°F
Dew Point
26°F
7 PM
32°F
0%
12mph
SSE
Mostly Cloudy
Humidity
82%
Feels like
23°F
Dew Point
27°F
8 PM
33°F
0%
13mph
SSE
Partly Cloudy
Humidity
83%
Feels like
24°F
Dew Point
28°F
9 PM
34°F
0%
14mph
SSE
Partly Cloudy
Humidity
84%
Feels like
25°F
Dew Point
30°F
10 PM
36°F
0%
14mph
SSE
Mostly Cloudy
Humidity
85%
Feels like
27°F
Dew Point
32°F
11 PM
37°F
0%
14mph
SSE
Mostly Cloudy
Humidity
87%
Feels like
28°F
Dew Point
33°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday'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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