Hourly Weather Forecast - Mount Vernon, MO

12 AM
22°F
0%
10mph
NNE
Partly Cloudy
Humidity
71%
Feels like
11°F
Dew Point
14°F
1 AM
20°F
0%
10mph
NNE
Partly Cloudy
Humidity
72%
Feels like
10°F
Dew Point
13°F
2 AM
19°F
0%
10mph
NNE
Partly Cloudy
Humidity
70%
Feels like
8°F
Dew Point
11°F
3 AM
18°F
0%
10mph
NNE
Mostly Clear
Humidity
67%
Feels like
6°F
Dew Point
9°F
4 AM
17°F
0%
10mph
NNE
Mostly Clear
Humidity
65%
Feels like
5°F
Dew Point
7°F
5 AM
16°F
0%
9mph
NNE
Mostly Clear
Humidity
65%
Feels like
4°F
Dew Point
6°F
6 AM
15°F
0%
9mph
NNE
Mostly Clear
Humidity
64%
Feels like
3°F
Dew Point
5°F
7 AM
14°F
0%
9mph
NNE
Mostly Clear
Humidity
63%
Feels like
2°F
Dew Point
4°F
7:20 AM
8 AM
14°F
0%
9mph
NNE
Mostly Sunny
Humidity
60%
Feels like
3°F
Dew Point
3°F
9 AM
16°F
0%
9mph
NNE
Mostly Sunny
Humidity
53%
Feels like
5°F
Dew Point
2°F
10 AM
19°F
0%
8mph
NE
Mostly Sunny
Humidity
48%
Feels like
8°F
Dew Point
2°F
11 AM
21°F
0%
8mph
NE
Sunny
Humidity
42%
Feels like
12°F
Dew Point
2°F
12 PM
24°F
0%
7mph
NE
Sunny
Humidity
37%
Feels like
15°F
Dew Point
1°F
1 PM
26°F
0%
6mph
NE
Sunny
Humidity
33%
Feels like
19°F
Dew Point
1°F
2 PM
27°F
0%
6mph
ENE
Sunny
Humidity
32%
Feels like
20°F
Dew Point
1°F
3 PM
27°F
0%
6mph
ENE
Sunny
Humidity
32%
Feels like
21°F
Dew Point
1°F
4 PM
26°F
0%
5mph
ENE
Sunny
Humidity
34%
Feels like
20°F
Dew Point
2°F
4:59 PM
5 PM
24°F
0%
4mph
E
Clear
Humidity
37%
Feels like
18°F
Dew Point
2°F
6 PM
22°F
0%
4mph
E
Clear
Humidity
40%
Feels like
17°F
Dew Point
1°F
7 PM
21°F
0%
4mph
ESE
Clear
Humidity
41%
Feels like
16°F
Dew Point
1°F
8 PM
21°F
0%
5mph
SE
Clear
Humidity
41%
Feels like
15°F
Dew Point
1°F
9 PM
21°F
0%
6mph
SE
Clear
Humidity
42%
Feels like
14°F
Dew Point
2°F
10 PM
21°F
0%
6mph
SSE
Clear
Humidity
42%
Feels like
14°F
Dew Point
2°F
11 PM
21°F
0%
6mph
SSE
Clear
Humidity
44%
Feels like
13°F
Dew Point
3°F

Snow and ice forecast through Friday A.M.

Multiple Snow Threats Across the Northern U.S.

Multiple systems will bring snow across the Northern U.S. through the end of the week.

Rainfall Forecast for Northwest through Friday A.M.

Unrelenting Rains Soak the Northwest

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide