Hourly Weather in Arnold, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 km/h
Calm
6 km/h
Calm
8 km/h
Calm
8 km/h
Light
10 km/h
Light
12 km/h
Light
11 km/h
Light
13 km/h
Light
17 km/h
Breezy
Humidity
80%
Extremely humid
78%
Extremely humid
80%
Extremely humid
86%
Extremely humid
87%
Extremely humid
82%
Extremely humid
75%
Extremely humid
69%
Humid
65%
Humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
15 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1009 hPa
Low
1008 hPa
Low
1007 hPa
Low
1008 hPa
Low
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
1006 hPa
Low
1006 hPa
Low
Clouds
99%
100%
67%
42%
24%
1%
22%
5%
41%
Dew point
20°
20°
20°
20°
21°
21°
21°
21°
21°
UV Index
0
0
0
0
0
1
1
1
2
Air quality
60
Moderate
61
Moderate
61
Moderate
62
Moderate
63
Moderate
64
Moderate
55
Moderate
54
Moderate
53
Moderate
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
11.6 μg/m3
10.9 μg/m3
10.6 μg/m3
PM25
13.7 μg/m3
14.1 μg/m3
14.5 μg/m3
14.9 μg/m3
15.3 μg/m3
15.7 μg/m3
11.4 μg/m3
10.7 μg/m3
10.3 μg/m3
NO2
5.2 ppb
5.2 ppb
5.2 ppb
4.6 ppb
4.1 ppb
3.7 ppb
3.4 ppb
2.8 ppb
2.3 ppb
SO2
0.7 ppb
0.7 ppb
0.8 ppb
0.7 ppb
0.7 ppb
0.6 ppb
0.7 ppb
0.6 ppb
0.5 ppb
CO
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
O3
37.6 ppb
41.4 ppb
45.9 ppb
50.5 ppb
54.9 ppb
58.7 ppb
43.7 ppb
45.4 ppb
47.4 ppb