Hourly Weather in Mardella Run, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
5 km/h
Calm
7 km/h
Calm
5 km/h
Calm
6 km/h
Calm
5 km/h
Calm
9 km/h
Light
6 km/h
Calm
6 km/h
Calm
Humidity
57%
Comfortable
64%
Humid
69%
Humid
72%
Extremely humid
71%
Extremely humid
75%
Extremely humid
79%
Extremely humid
81%
Extremely humid
85%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
Clouds
2%
1%
0%
0%
11%
100%
84%
59%
4%
Dew point
18°
19°
18°
18°
17°
18°
18°
18°
18°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
47
Good
47
Good
51
Moderate
51
Moderate
51
Moderate
74
Moderate
77
Moderate
79
Moderate
80
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
10.8 μg/m3
10.8 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
22.8 μg/m3
23.8 μg/m3
24.7 μg/m3
25.4 μg/m3
PM25
8.2 μg/m3
8.4 μg/m3
9.2 μg/m3
9.3 μg/m3
9.3 μg/m3
21.4 μg/m3
22.7 μg/m3
23.8 μg/m3
24.6 μg/m3
NO2
4.1 ppb
5.4 ppb
6.9 ppb
8.3 ppb
9.7 ppb
10.9 ppb
10.2 ppb
9.6 ppb
8.6 ppb
SO2
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.7 ppb
0.7 ppb
0.8 ppb
0.7 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
50.9 ppb
51 ppb
51.9 ppb
52 ppb
52 ppb
38.2 ppb
35.1 ppb
32.5 ppb
30.9 ppb