Hourly Weather Forecast - Arnold, MO

10 AM
55°F
70%
3mph
S
70% Chance Rain Showers
Humidity
75%
Feels like
55°F
Dew Point
47°F
11 AM
61°F
10%
3mph
SSW
Partly Cloudy
Humidity
66%
Feels like
61°F
Dew Point
49°F
12 PM
65°F
10%
4mph
S
Partly Cloudy
Humidity
54%
Feels like
65°F
Dew Point
49°F
1 PM
70°F
0%
4mph
SSW
Partly Cloudy
Humidity
50%
Feels like
70°F
Dew Point
50°F
2 PM
73°F
0%
5mph
SSW
Mostly Sunny
Humidity
45%
Feels like
73°F
Dew Point
50°F
3 PM
75°F
0%
5mph
S
Sunny
Humidity
42%
Feels like
75°F
Dew Point
50°F
4 PM
75°F
0%
5mph
S
Sunny
Humidity
41%
Feels like
75°F
Dew Point
50°F
5 PM
73°F
0%
5mph
S
Sunny
Humidity
44%
Feels like
73°F
Dew Point
50°F
6 PM
71°F
0%
4mph
SSE
Sunny
Humidity
50%
Feels like
71°F
Dew Point
51°F
7 PM
67°F
0%
4mph
SSE
Sunny
Humidity
55%
Feels like
67°F
Dew Point
51°F
7:12 PM
8 PM
65°F
0%
4mph
SSE
Clear
Humidity
60%
Feels like
65°F
Dew Point
51°F
9 PM
63°F
0%
4mph
S
Mostly Clear
Humidity
66%
Feels like
63°F
Dew Point
51°F
10 PM
61°F
0%
5mph
S
Mostly Clear
Humidity
68%
Feels like
61°F
Dew Point
51°F
11 PM
59°F
0%
4mph
SSW
Mostly Clear
Humidity
72%
Feels like
59°F
Dew Point
50°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.

Today's Weather Outlook

Today's Weather Outlook

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)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Weekly Drought Map for March 12, 2026

Widespread Drought Improvement For The South, Midwest

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