Hourly Weather Forecast - Arnold, MO

12 AM
42°F
0%
9mph
NNE
Mostly Clear
Humidity
71%
Feels like
36°F
Dew Point
33°F
1 AM
39°F
0%
9mph
NNE
Clear
Humidity
71%
Feels like
33°F
Dew Point
30°F
2 AM
37°F
0%
8mph
NNE
Clear
Humidity
72%
Feels like
30°F
Dew Point
28°F
3 AM
34°F
0%
8mph
NNE
Clear
Humidity
73%
Feels like
28°F
Dew Point
27°F
4 AM
33°F
0%
8mph
NNE
Mostly Clear
Humidity
73%
Feels like
26°F
Dew Point
25°F
5 AM
31°F
0%
7mph
NNE
Mostly Clear
Humidity
75%
Feels like
24°F
Dew Point
24°F
6 AM
30°F
0%
7mph
NNE
Mostly Clear
Humidity
75%
Feels like
23°F
Dew Point
23°F
6:34 AM
7 AM
31°F
0%
7mph
NNE
Partly Cloudy
Humidity
76%
Feels like
24°F
Dew Point
24°F
8 AM
33°F
0%
8mph
NE
Partly Cloudy
Humidity
77%
Feels like
27°F
Dew Point
27°F
9 AM
37°F
0%
8mph
NE
Mostly Cloudy
Humidity
73%
Feels like
31°F
Dew Point
29°F
10 AM
40°F
0%
8mph
NE
Mostly Cloudy
Humidity
69%
Feels like
34°F
Dew Point
30°F
11 AM
42°F
0%
8mph
NE
Mostly Cloudy
Humidity
66%
Feels like
37°F
Dew Point
32°F
12 PM
45°F
0%
8mph
NE
Partly Cloudy
Humidity
61%
Feels like
40°F
Dew Point
32°F
1 PM
47°F
0%
8mph
NE
Mostly Cloudy
Humidity
59%
Feels like
43°F
Dew Point
33°F
2 PM
48°F
0%
8mph
ENE
Mostly Cloudy
Humidity
56%
Feels like
44°F
Dew Point
33°F
3 PM
48°F
0%
9mph
ENE
Mostly Cloudy
Humidity
55%
Feels like
44°F
Dew Point
33°F
4 PM
47°F
0%
8mph
ENE
Cloudy
Humidity
55%
Feels like
43°F
Dew Point
32°F
5 PM
46°F
0%
8mph
ENE
Cloudy
Humidity
56%
Feels like
41°F
Dew Point
31°F
5:54 PM
6 PM
43°F
10%
7mph
ENE
Cloudy
Humidity
59%
Feels like
39°F
Dew Point
30°F
7 PM
42°F
20%
7mph
ENE
Cloudy
Humidity
64%
Feels like
37°F
Dew Point
30°F
8 PM
40°F
40%
8mph
ENE
40% Chance of Light Rain
Humidity
71%
Feels like
35°F
Dew Point
32°F
9 PM
40°F
60%
8mph
ENE
60% Chance of Light Rain
Humidity
76%
Feels like
34°F
Dew Point
33°F
10 PM
38°F
60%
8mph
ENE
60% Chance of Sleet
Humidity
81%
Feels like
33°F
Dew Point
33°F
11 PM
38°F
70%
9mph
ENE
70% Chance of Sleet
Humidity
86%
Feels like
31°F
Dew Point
34°F

Sunday's Weather Outlook

Sunday's Weather Outlook

The first day of March will feature wintry weather in the Lower Midwest and parts of the Northeast.

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

Flooding Can Happen in the Winter Too!

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