Hourly Weather Forecast - Arnold, MD

12 AM
47°F
0%
11mph
SW
Clear
Humidity
58%
Feels like
42°F
Dew Point
33°F
1 AM
46°F
0%
10mph
SW
Clear
Humidity
59%
Feels like
41°F
Dew Point
33°F
2 AM
46°F
0%
10mph
WSW
Mostly Clear
Humidity
61%
Feels like
41°F
Dew Point
33°F
3 AM
45°F
0%
9mph
WSW
Clear
Humidity
61%
Feels like
40°F
Dew Point
32°F
4 AM
44°F
0%
8mph
W
Mostly Clear
Humidity
59%
Feels like
39°F
Dew Point
30°F
5 AM
43°F
0%
8mph
W
Mostly Clear
Humidity
57%
Feels like
38°F
Dew Point
29°F
6 AM
42°F
0%
8mph
W
Mostly Clear
Humidity
55%
Feels like
37°F
Dew Point
27°F
7 AM
42°F
0%
8mph
W
Mostly Clear
Humidity
53%
Feels like
37°F
Dew Point
26°F
7:19 AM
8 AM
42°F
0%
8mph
WNW
Mostly Sunny
Humidity
52%
Feels like
38°F
Dew Point
26°F
9 AM
44°F
0%
9mph
WNW
Mostly Sunny
Humidity
49%
Feels like
39°F
Dew Point
27°F
10 AM
47°F
0%
10mph
WNW
Mostly Sunny
Humidity
45%
Feels like
42°F
Dew Point
27°F
11 AM
49°F
0%
11mph
WNW
Mostly Sunny
Humidity
39%
Feels like
45°F
Dew Point
26°F
12 PM
52°F
0%
11mph
WNW
Mostly Sunny
Humidity
34%
Feels like
52°F
Dew Point
24°F
1 PM
53°F
0%
11mph
WNW
Mostly Sunny
Humidity
29%
Feels like
53°F
Dew Point
22°F
2 PM
54°F
0%
11mph
WNW
Mostly Sunny
Humidity
25%
Feels like
54°F
Dew Point
19°F
3 PM
55°F
0%
11mph
WNW
Mostly Sunny
Humidity
23%
Feels like
55°F
Dew Point
18°F
4 PM
54°F
0%
10mph
WNW
Partly Cloudy
Humidity
23%
Feels like
54°F
Dew Point
17°F
5 PM
53°F
0%
9mph
WNW
Partly Cloudy
Humidity
24%
Feels like
53°F
Dew Point
18°F
6 PM
51°F
0%
7mph
WNW
Partly Cloudy
Humidity
25%
Feels like
51°F
Dew Point
17°F
7 PM
49°F
0%
6mph
NW
Mostly Sunny
Humidity
28%
Feels like
47°F
Dew Point
18°F
7:11 PM
8 PM
47°F
0%
5mph
NNW
Mostly Clear
Humidity
32%
Feels like
44°F
Dew Point
18°F
9 PM
44°F
0%
4mph
N
Mostly Clear
Humidity
35%
Feels like
42°F
Dew Point
18°F
10 PM
42°F
0%
4mph
NNE
Mostly Clear
Humidity
38%
Feels like
40°F
Dew Point
19°F
11 PM
41°F
0%
4mph
NE
Partly Cloudy
Humidity
41%
Feels like
38°F
Dew Point
19°F

Today's Severe Weather Outlook

Severe Storms Rally from Gulf Coast to Mid-Atlantic

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

Hurricane Tracker

Allergy Forecast

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Outdoor Sports Guide