Hourly Weather Forecast - Arnold, MO

2 AM
33°F
0%
8mph
NNE
Clear
Humidity
80%
Feels like
26°F
Dew Point
27°F
3 AM
31°F
0%
8mph
NNE
Clear
Humidity
82%
Feels like
23°F
Dew Point
26°F
4 AM
29°F
0%
7mph
NNE
Mostly Clear
Humidity
83%
Feels like
21°F
Dew Point
24°F
5 AM
27°F
0%
7mph
NNE
Mostly Clear
Humidity
86%
Feels like
20°F
Dew Point
24°F
6 AM
27°F
0%
7mph
NNE
Mostly Clear
Humidity
85%
Feels like
19°F
Dew Point
23°F
6:34 AM
7 AM
28°F
0%
7mph
NNE
Partly Cloudy
Humidity
83%
Feels like
21°F
Dew Point
24°F
8 AM
32°F
0%
8mph
NE
Partly Cloudy
Humidity
82%
Feels like
25°F
Dew Point
27°F
9 AM
36°F
0%
8mph
NE
Mostly Cloudy
Humidity
75%
Feels like
30°F
Dew Point
29°F
10 AM
39°F
0%
8mph
NE
Mostly Cloudy
Humidity
70%
Feels like
34°F
Dew Point
30°F
11 AM
42°F
0%
8mph
NE
Partly Cloudy
Humidity
65%
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
46°F
0%
8mph
NE
Mostly Cloudy
Humidity
59%
Feels like
42°F
Dew Point
33°F
2 PM
47°F
0%
8mph
ENE
Mostly Cloudy
Humidity
59%
Feels like
43°F
Dew Point
33°F
3 PM
47°F
0%
9mph
ENE
Mostly Cloudy
Humidity
59%
Feels like
43°F
Dew Point
33°F
4 PM
47°F
0%
8mph
ENE
Mostly Cloudy
Humidity
57%
Feels like
42°F
Dew Point
32°F
5 PM
46°F
0%
8mph
ENE
Mostly Cloudy
Humidity
57%
Feels like
41°F
Dew Point
31°F
5:54 PM
6 PM
44°F
10%
7mph
ENE
Mostly Cloudy
Humidity
57%
Feels like
40°F
Dew Point
30°F
7 PM
42°F
20%
7mph
ENE
Mostly Cloudy
Humidity
62%
Feels like
38°F
Dew Point
30°F
8 PM
41°F
40%
8mph
ENE
40% Chance of Light Rain
Humidity
67%
Feels like
36°F
Dew Point
31°F
9 PM
41°F
60%
8mph
ENE
60% Chance of Light Rain
Humidity
71%
Feels like
35°F
Dew Point
32°F
10 PM
40°F
70%
8mph
ENE
70% Chance of Light Rain
Humidity
72%
Feels like
35°F
Dew Point
32°F
11 PM
39°F
80%
9mph
ENE
80% Chance Frozen Mix
Humidity
75%
Feels like
33°F
Dew Point
32°F

Today's Weather Outlook

Today'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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