Hourly Weather Forecast - Marthasville, MO

12 AM
30°F
0%
8mph
NW
Mostly Cloudy
Humidity
81%
Feels like
22°F
Dew Point
25°F
1 AM
29°F
0%
7mph
NW
Mostly Cloudy
Humidity
82%
Feels like
22°F
Dew Point
24°F
2 AM
28°F
0%
6mph
NW
Mostly Cloudy
Humidity
84%
Feels like
21°F
Dew Point
24°F
3 AM
27°F
0%
5mph
WNW
Mostly Cloudy
Humidity
85%
Feels like
21°F
Dew Point
23°F
4 AM
26°F
0%
4mph
NW
Mostly Cloudy
Humidity
88%
Feels like
21°F
Dew Point
23°F
5 AM
26°F
0%
3mph
NW
Mostly Cloudy
Humidity
89%
Feels like
22°F
Dew Point
23°F
6 AM
26°F
0%
2mph
NW
Mostly Cloudy
Humidity
90%
Feels like
26°F
Dew Point
23°F
7 AM
26°F
0%
2mph
WSW
Mostly Cloudy
Humidity
89%
Feels like
26°F
Dew Point
23°F
7:11 AM
8 AM
27°F
0%
2mph
SSW
Mostly Cloudy
Humidity
85%
Feels like
27°F
Dew Point
23°F
9 AM
29°F
10%
2mph
S
Mostly Cloudy
Humidity
80%
Feels like
29°F
Dew Point
23°F
10 AM
31°F
10%
3mph
S
Mostly Cloudy
Humidity
72%
Feels like
31°F
Dew Point
23°F
11 AM
34°F
10%
4mph
SSE
Cloudy
Humidity
64%
Feels like
30°F
Dew Point
23°F
12 PM
36°F
10%
5mph
SSE
Cloudy
Humidity
58%
Feels like
32°F
Dew Point
23°F
1 PM
39°F
10%
6mph
SSE
Cloudy
Humidity
54%
Feels like
34°F
Dew Point
23°F
2 PM
40°F
10%
6mph
SSE
Cloudy
Humidity
51%
Feels like
36°F
Dew Point
24°F
3 PM
42°F
10%
7mph
SE
Mostly Cloudy
Humidity
51%
Feels like
37°F
Dew Point
25°F
4 PM
41°F
10%
8mph
SE
Mostly Cloudy
Humidity
54%
Feels like
36°F
Dew Point
26°F
4:43 PM
5 PM
40°F
20%
8mph
SE
Mostly Cloudy
Humidity
59%
Feels like
35°F
Dew Point
27°F
6 PM
39°F
10%
8mph
SE
Mostly Cloudy
Humidity
64%
Feels like
34°F
Dew Point
28°F
7 PM
39°F
10%
8mph
SE
Mostly Cloudy
Humidity
67%
Feels like
33°F
Dew Point
29°F
8 PM
39°F
0%
7mph
SE
Mostly Cloudy
Humidity
70%
Feels like
33°F
Dew Point
30°F
9 PM
38°F
0%
7mph
SSE
Partly Cloudy
Humidity
73%
Feels like
33°F
Dew Point
31°F
10 PM
38°F
0%
6mph
S
Mostly Cloudy
Humidity
75%
Feels like
34°F
Dew Point
31°F
11 PM
39°F
0%
6mph
SSW
Cloudy
Humidity
76%
Feels like
34°F
Dew Point
32°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

Today's Weather Outlook

Today'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