Hourly Weather Forecast - Arnold, MD

12 AM
39°F
10%
10mph
NNW
Mostly Cloudy
Humidity
53%
Feels like
32°F
Dew Point
23°F
1 AM
38°F
0%
10mph
NNW
Mostly Cloudy
Humidity
53%
Feels like
31°F
Dew Point
22°F
2 AM
37°F
0%
9mph
NNW
Mostly Cloudy
Humidity
53%
Feels like
30°F
Dew Point
22°F
3 AM
36°F
0%
9mph
NNW
Partly Cloudy
Humidity
55%
Feels like
29°F
Dew Point
21°F
4 AM
35°F
0%
9mph
NNW
Mostly Clear
Humidity
56%
Feels like
28°F
Dew Point
21°F
5 AM
34°F
0%
9mph
NNW
Clear
Humidity
57%
Feels like
27°F
Dew Point
21°F
6 AM
34°F
0%
9mph
NNW
Clear
Humidity
57%
Feels like
27°F
Dew Point
20°F
7 AM
34°F
0%
8mph
NNW
Clear
Humidity
56%
Feels like
28°F
Dew Point
20°F
7:03 AM
8 AM
35°F
0%
8mph
NNW
Sunny
Humidity
51%
Feels like
29°F
Dew Point
19°F
9 AM
37°F
0%
8mph
NNW
Sunny
Humidity
49%
Feels like
31°F
Dew Point
20°F
10 AM
39°F
0%
7mph
NNW
Sunny
Humidity
48%
Feels like
34°F
Dew Point
21°F
11 AM
40°F
0%
7mph
N
Sunny
Humidity
46%
Feels like
36°F
Dew Point
22°F
12 PM
42°F
0%
6mph
N
Sunny
Humidity
45%
Feels like
38°F
Dew Point
22°F
1 PM
44°F
0%
5mph
NNE
Sunny
Humidity
43%
Feels like
41°F
Dew Point
23°F
2 PM
45°F
0%
5mph
ENE
Sunny
Humidity
40%
Feels like
42°F
Dew Point
22°F
3 PM
46°F
0%
5mph
E
Sunny
Humidity
39%
Feels like
43°F
Dew Point
22°F
4 PM
46°F
0%
5mph
SE
Sunny
Humidity
39%
Feels like
43°F
Dew Point
23°F
5 PM
46°F
0%
6mph
SSE
Mostly Sunny
Humidity
41%
Feels like
43°F
Dew Point
23°F
6 PM
45°F
0%
6mph
SSE
Mostly Sunny
Humidity
44%
Feels like
41°F
Dew Point
24°F
7 PM
43°F
0%
6mph
SSE
Mostly Sunny
Humidity
48%
Feels like
39°F
Dew Point
25°F
7:21 PM
8 PM
42°F
0%
7mph
SSE
Partly Cloudy
Humidity
50%
Feels like
38°F
Dew Point
25°F
9 PM
41°F
0%
8mph
SSE
Partly Cloudy
Humidity
53%
Feels like
36°F
Dew Point
25°F
10 PM
40°F
0%
8mph
SSE
Partly Cloudy
Humidity
56%
Feels like
35°F
Dew Point
26°F
11 PM
40°F
10%
9mph
S
Partly Cloudy
Humidity
58%
Feels like
34°F
Dew Point
27°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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