Hourly Weather Forecast - Mount Vernon, MO

4 PM
43°F
0%
12mph
NW
Mostly Sunny
Humidity
56%
Feels like
36°F
Dew Point
28°F
4:58 PM
5 PM
40°F
0%
9mph
NW
Clear
Humidity
59%
Feels like
35°F
Dew Point
28°F
6 PM
38°F
0%
6mph
WNW
Clear
Humidity
63%
Feels like
34°F
Dew Point
27°F
7 PM
37°F
0%
6mph
WNW
Mostly Clear
Humidity
67%
Feels like
32°F
Dew Point
27°F
8 PM
35°F
0%
5mph
WNW
Mostly Clear
Humidity
70%
Feels like
31°F
Dew Point
27°F
9 PM
34°F
0%
4mph
WNW
Partly Cloudy
Humidity
72%
Feels like
30°F
Dew Point
26°F
10 PM
34°F
0%
4mph
WNW
Mostly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
26°F
11 PM
34°F
0%
3mph
WNW
Partly Cloudy
Humidity
70%
Feels like
32°F
Dew Point
26°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