Hourly Weather Forecast - Arnold, MO

12 AM
52°F
20%
4mph
ESE
Mostly Clear
Humidity
66%
Feels like
52°F
Dew Point
40°F
1 AM
51°F
20%
4mph
ESE
Mostly Clear
Humidity
68%
Feels like
51°F
Dew Point
41°F
2 AM
50°F
20%
4mph
ESE
Partly Cloudy
Humidity
70%
Feels like
49°F
Dew Point
41°F
3 AM
49°F
20%
3mph
ESE
Partly Cloudy
Humidity
72%
Feels like
48°F
Dew Point
40°F
4 AM
47°F
10%
4mph
E
Cloudy
Humidity
75%
Feels like
46°F
Dew Point
40°F
5 AM
47°F
30%
4mph
E
30% Chance of Light Rain
Humidity
79%
Feels like
45°F
Dew Point
41°F
6 AM
46°F
10%
4mph
E
Cloudy
Humidity
83%
Feels like
44°F
Dew Point
41°F
6:57 AM
7 AM
46°F
0%
5mph
E
Mostly Cloudy
Humidity
78%
Feels like
44°F
Dew Point
40°F
8 AM
47°F
10%
5mph
ESE
Mostly Cloudy
Humidity
73%
Feels like
44°F
Dew Point
38°F
9 AM
49°F
10%
6mph
ESE
Mostly Cloudy
Humidity
70%
Feels like
47°F
Dew Point
40°F
10 AM
53°F
10%
7mph
ESE
Partly Cloudy
Humidity
64%
Feels like
53°F
Dew Point
41°F
11 AM
56°F
10%
7mph
ESE
Partly Cloudy
Humidity
58%
Feels like
56°F
Dew Point
42°F
12 PM
58°F
10%
8mph
ESE
Partly Cloudy
Humidity
56%
Feels like
58°F
Dew Point
43°F
1 PM
61°F
10%
8mph
SE
Mostly Sunny
Humidity
54%
Feels like
61°F
Dew Point
44°F
2 PM
63°F
10%
8mph
SE
Mostly Sunny
Humidity
51%
Feels like
63°F
Dew Point
44°F
3 PM
65°F
10%
8mph
SE
Sunny
Humidity
51%
Feels like
65°F
Dew Point
46°F
4 PM
65°F
10%
8mph
SE
Sunny
Humidity
51%
Feels like
65°F
Dew Point
46°F
5 PM
65°F
10%
8mph
SE
Sunny
Humidity
52%
Feels like
65°F
Dew Point
47°F
6 PM
63°F
10%
7mph
SE
Sunny
Humidity
56%
Feels like
63°F
Dew Point
47°F
7 PM
61°F
10%
7mph
SE
Sunny
Humidity
60%
Feels like
61°F
Dew Point
47°F
7:18 PM
8 PM
59°F
0%
7mph
SE
Clear
Humidity
66%
Feels like
59°F
Dew Point
47°F
9 PM
57°F
0%
7mph
SE
Clear
Humidity
68%
Feels like
57°F
Dew Point
47°F
10 PM
56°F
0%
7mph
SSE
Clear
Humidity
69%
Feels like
56°F
Dew Point
46°F
11 PM
55°F
10%
7mph
SSE
Clear
Humidity
71%
Feels like
55°F
Dew Point
46°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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