Hourly Weather Forecast - Arnold, MO

12 AM
54°F
50%
12mph
N
50% Chance Rain Showers
Humidity
68%
Feels like
54°F
Dew Point
43°F
1 AM
51°F
40%
12mph
N
40% Chance Rain Showers
Humidity
71%
Feels like
51°F
Dew Point
42°F
2 AM
48°F
20%
12mph
N
Partly Cloudy
Humidity
72%
Feels like
43°F
Dew Point
40°F
3 AM
46°F
0%
11mph
N
Partly Cloudy
Humidity
72%
Feels like
41°F
Dew Point
38°F
4 AM
44°F
0%
11mph
N
Partly Cloudy
Humidity
72%
Feels like
39°F
Dew Point
36°F
5 AM
43°F
0%
10mph
N
Partly Cloudy
Humidity
73%
Feels like
37°F
Dew Point
35°F
6 AM
42°F
0%
9mph
N
Partly Cloudy
Humidity
73%
Feels like
36°F
Dew Point
34°F
7 AM
41°F
0%
9mph
N
Partly Cloudy
Humidity
72%
Feels like
36°F
Dew Point
33°F
7:00 AM
8 AM
42°F
0%
9mph
N
Partly Cloudy
Humidity
72%
Feels like
37°F
Dew Point
34°F
9 AM
45°F
0%
9mph
NNE
Partly Cloudy
Humidity
68%
Feels like
40°F
Dew Point
35°F
10 AM
47°F
0%
9mph
NNE
Partly Cloudy
Humidity
63%
Feels like
43°F
Dew Point
35°F
11 AM
49°F
0%
8mph
NNE
Partly Cloudy
Humidity
59%
Feels like
46°F
Dew Point
36°F
12 PM
52°F
0%
8mph
NNE
Partly Cloudy
Humidity
55%
Feels like
52°F
Dew Point
36°F
1 PM
54°F
0%
7mph
NNE
Partly Cloudy
Humidity
52%
Feels like
54°F
Dew Point
36°F
2 PM
55°F
0%
7mph
NNE
Mostly Sunny
Humidity
47%
Feels like
55°F
Dew Point
35°F
3 PM
56°F
0%
7mph
NNE
Sunny
Humidity
45%
Feels like
56°F
Dew Point
35°F
4 PM
56°F
0%
7mph
NNE
Sunny
Humidity
43%
Feels like
56°F
Dew Point
34°F
5 PM
55°F
0%
6mph
NNE
Sunny
Humidity
43%
Feels like
55°F
Dew Point
33°F
6 PM
53°F
0%
5mph
NE
Sunny
Humidity
45%
Feels like
53°F
Dew Point
33°F
7 PM
51°F
0%
4mph
ENE
Sunny
Humidity
50%
Feels like
51°F
Dew Point
33°F
7:16 PM
8 PM
48°F
0%
4mph
ENE
Clear
Humidity
56%
Feels like
47°F
Dew Point
34°F
9 PM
46°F
0%
4mph
E
Mostly Clear
Humidity
64%
Feels like
44°F
Dew Point
35°F
10 PM
44°F
0%
4mph
E
Partly Cloudy
Humidity
70%
Feels like
43°F
Dew Point
35°F
11 PM
43°F
0%
4mph
E
Partly Cloudy
Humidity
73%
Feels like
41°F
Dew Point
35°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Today's Weather Outlook

Today's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(Image provided by Pixabay.com)

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