Hourly Weather Forecast - Mount Vernon, MO

1 AM
20°F
0%
6mph
SSE
Clear
Humidity
52%
Feels like
11°F
Dew Point
5°F
2 AM
20°F
0%
7mph
S
Clear
Humidity
51%
Feels like
11°F
Dew Point
5°F
3 AM
20°F
0%
8mph
S
Clear
Humidity
51%
Feels like
11°F
Dew Point
5°F
4 AM
20°F
0%
8mph
S
Clear
Humidity
52%
Feels like
11°F
Dew Point
6°F
5 AM
20°F
0%
8mph
S
Clear
Humidity
52%
Feels like
11°F
Dew Point
6°F
6 AM
21°F
0%
9mph
SSW
Clear
Humidity
50%
Feels like
11°F
Dew Point
6°F
7 AM
23°F
0%
10mph
SSW
Clear
Humidity
49%
Feels like
12°F
Dew Point
6°F
7:21 AM
8 AM
25°F
0%
11mph
SSW
Sunny
Humidity
46%
Feels like
15°F
Dew Point
7°F
9 AM
28°F
0%
12mph
SSW
Sunny
Humidity
40%
Feels like
18°F
Dew Point
8°F
10 AM
32°F
0%
13mph
SW
Sunny
Humidity
39%
Feels like
22°F
Dew Point
10°F
11 AM
35°F
0%
14mph
SW
Sunny
Humidity
37%
Feels like
26°F
Dew Point
11°F
12 PM
37°F
0%
14mph
SW
Sunny
Humidity
36%
Feels like
29°F
Dew Point
13°F
1 PM
38°F
0%
14mph
SW
Sunny
Humidity
37%
Feels like
30°F
Dew Point
15°F
2 PM
38°F
0%
13mph
SW
Sunny
Humidity
41%
Feels like
30°F
Dew Point
17°F
3 PM
37°F
0%
12mph
SW
Mostly Sunny
Humidity
48%
Feels like
29°F
Dew Point
20°F
4 PM
36°F
0%
11mph
SW
Partly Cloudy
Humidity
52%
Feels like
28°F
Dew Point
20°F
4:59 PM
5 PM
35°F
0%
9mph
SW
Clear
Humidity
54%
Feels like
28°F
Dew Point
20°F
6 PM
34°F
0%
8mph
SSW
Clear
Humidity
56%
Feels like
27°F
Dew Point
20°F
7 PM
34°F
0%
8mph
SSW
Clear
Humidity
58%
Feels like
27°F
Dew Point
20°F
8 PM
33°F
0%
7mph
SSW
Clear
Humidity
61%
Feels like
26°F
Dew Point
21°F
9 PM
33°F
0%
7mph
SSW
Clear
Humidity
62%
Feels like
26°F
Dew Point
21°F
10 PM
33°F
0%
7mph
SW
Clear
Humidity
64%
Feels like
26°F
Dew Point
22°F
11 PM
33°F
0%
7mph
SW
Clear
Humidity
64%
Feels like
27°F
Dew Point
22°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday'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 strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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