Hourly Weather Forecast - Arnold, MO

12 AM
42°F
0%
4mph
E
Mostly Cloudy
Humidity
75%
Feels like
40°F
Dew Point
35°F
1 AM
41°F
0%
4mph
E
Mostly Cloudy
Humidity
77%
Feels like
39°F
Dew Point
35°F
2 AM
41°F
0%
4mph
ESE
Mostly Cloudy
Humidity
77%
Feels like
39°F
Dew Point
34°F
3 AM
41°F
0%
4mph
ESE
Mostly Cloudy
Humidity
77%
Feels like
38°F
Dew Point
34°F
4 AM
40°F
0%
4mph
ESE
Mostly Cloudy
Humidity
77%
Feels like
38°F
Dew Point
34°F
5 AM
39°F
0%
4mph
SE
Mostly Cloudy
Humidity
80%
Feels like
37°F
Dew Point
34°F
6 AM
39°F
0%
4mph
SE
Mostly Cloudy
Humidity
81%
Feels like
36°F
Dew Point
33°F
6:59 AM
7 AM
39°F
0%
5mph
SE
Partly Cloudy
Humidity
80%
Feels like
36°F
Dew Point
34°F
8 AM
42°F
0%
5mph
SE
Partly Cloudy
Humidity
77%
Feels like
39°F
Dew Point
35°F
9 AM
46°F
0%
5mph
SE
Partly Cloudy
Humidity
70%
Feels like
43°F
Dew Point
37°F
10 AM
50°F
0%
6mph
SSE
Partly Cloudy
Humidity
62%
Feels like
50°F
Dew Point
38°F
11 AM
54°F
0%
6mph
SSE
Mostly Cloudy
Humidity
57%
Feels like
54°F
Dew Point
39°F
12 PM
57°F
10%
6mph
SSE
Mostly Cloudy
Humidity
52%
Feels like
57°F
Dew Point
40°F
1 PM
60°F
10%
6mph
SSE
Mostly Cloudy
Humidity
48%
Feels like
60°F
Dew Point
40°F
2 PM
62°F
30%
5mph
SSE
30% Chance Rain Showers
Humidity
45%
Feels like
62°F
Dew Point
40°F
3 PM
64°F
40%
5mph
SSE
40% Chance Rain Showers
Humidity
43%
Feels like
64°F
Dew Point
41°F
4 PM
64°F
40%
5mph
SSE
40% Chance Rain Showers
Humidity
43%
Feels like
64°F
Dew Point
41°F
5 PM
63°F
40%
5mph
SE
40% Chance Rain Showers
Humidity
44%
Feels like
63°F
Dew Point
40°F
6 PM
60°F
30%
5mph
SE
30% Chance Rain Showers
Humidity
48%
Feels like
60°F
Dew Point
40°F
7 PM
57°F
40%
5mph
ESE
40% Chance Rain Showers
Humidity
54%
Feels like
57°F
Dew Point
41°F
7:17 PM
8 PM
55°F
40%
5mph
ESE
40% Chance Rain Showers
Humidity
59%
Feels like
55°F
Dew Point
41°F
9 PM
54°F
40%
5mph
SE
40% Chance Rain Showers
Humidity
63%
Feels like
54°F
Dew Point
41°F
10 PM
53°F
30%
4mph
SE
30% Chance Rain Showers
Humidity
63%
Feels like
53°F
Dew Point
41°F
11 PM
53°F
30%
4mph
SE
30% Chance Rain Showers
Humidity
64%
Feels like
53°F
Dew Point
41°F

Today's High Temperature Outlook

Summer-Like Heat Scorches the Southwest

The calendar may stay it's only March, but it will feel like Summer across the Southwest over the next several days.

Friday's Weather Outlook

Friday'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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