Hourly Weather Forecast - Mount Vernon, MO

12 AM
31°F
0%
8mph
NW
Clear
Humidity
49%
Feels like
24°F
Dew Point
14°F
1 AM
29°F
0%
7mph
NW
Clear
Humidity
51%
Feels like
22°F
Dew Point
13°F
2 AM
28°F
0%
6mph
NW
Clear
Humidity
53%
Feels like
22°F
Dew Point
13°F
3 AM
27°F
0%
4mph
NW
Clear
Humidity
56%
Feels like
22°F
Dew Point
14°F
4 AM
26°F
0%
4mph
NW
Clear
Humidity
60%
Feels like
22°F
Dew Point
14°F
5 AM
26°F
0%
3mph
WNW
Clear
Humidity
63%
Feels like
21°F
Dew Point
15°F
6 AM
25°F
0%
3mph
W
Clear
Humidity
65%
Feels like
22°F
Dew Point
15°F
7 AM
27°F
0%
3mph
WSW
Mostly Clear
Humidity
63%
Feels like
23°F
Dew Point
16°F
7:23 AM
8 AM
29°F
0%
4mph
WSW
Mostly Sunny
Humidity
59%
Feels like
25°F
Dew Point
17°F
9 AM
33°F
0%
6mph
SW
Mostly Sunny
Humidity
53%
Feels like
28°F
Dew Point
18°F
10 AM
37°F
0%
7mph
SW
Mostly Sunny
Humidity
48%
Feels like
31°F
Dew Point
19°F
11 AM
40°F
0%
9mph
SSW
Sunny
Humidity
44%
Feels like
34°F
Dew Point
20°F
12 PM
42°F
0%
10mph
SSW
Sunny
Humidity
41%
Feels like
37°F
Dew Point
20°F
1 PM
44°F
0%
11mph
SSW
Sunny
Humidity
41%
Feels like
39°F
Dew Point
22°F
2 PM
46°F
0%
11mph
S
Mostly Sunny
Humidity
40%
Feels like
41°F
Dew Point
23°F
3 PM
46°F
0%
12mph
S
Mostly Sunny
Humidity
43%
Feels like
41°F
Dew Point
25°F
4 PM
46°F
0%
12mph
S
Mostly Sunny
Humidity
44%
Feels like
40°F
Dew Point
25°F
5 PM
43°F
0%
12mph
S
Sunny
Humidity
46%
Feels like
37°F
Dew Point
24°F
5:00 PM
6 PM
42°F
0%
12mph
S
Clear
Humidity
44%
Feels like
35°F
Dew Point
21°F
7 PM
40°F
0%
12mph
S
Clear
Humidity
45%
Feels like
33°F
Dew Point
21°F
8 PM
40°F
0%
13mph
S
Mostly Clear
Humidity
46%
Feels like
33°F
Dew Point
21°F
9 PM
41°F
0%
13mph
S
Partly Cloudy
Humidity
46%
Feels like
34°F
Dew Point
22°F
10 PM
41°F
0%
13mph
S
Mostly Clear
Humidity
45%
Feels like
34°F
Dew Point
22°F
11 PM
42°F
0%
13mph
SSW
Mostly Clear
Humidity
44%
Feels like
35°F
Dew Point
22°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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide