Hourly Weather in Knocks Folly, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
18 km/h
Breezy
16 km/h
Light
16 km/h
Light
18 km/h
Breezy
18 km/h
Breezy
27 km/h
Breezy
14 km/h
Light
0 km/h
Calm
12 km/h
Light
Humidity
62%
Humid
60%
Humid
63%
Humid
57%
Comfortable
66%
Humid
89%
Extremely humid
91%
Extremely humid
90%
Extremely humid
90%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
4 km
Low
14 km
Good
14 km
Good
14 km
Good
Pressure
1004 hPa
Low
1003 hPa
Very low
1003 hPa
Very low
1002 hPa
Very low
1001 hPa
Very low
1001 hPa
Very low
1002 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
Clouds
40%
89%
100%
100%
100%
97%
94%
100%
100%
Dew point
21°
20°
21°
20°
21°
20°
21°
21°
21°
UV Index
3
2
1
0
0
0
0
0
0
Air quality
58
Moderate
59
Moderate
60
Moderate
61
Moderate
62
Moderate
63
Moderate
64
Moderate
60
Moderate
60
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
0 / 5
1 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
14.2 μg/m3
14 μg/m3
PM25
13 μg/m3
13.3 μg/m3
13.8 μg/m3
14.3 μg/m3
14.9 μg/m3
15.4 μg/m3
15.9 μg/m3
13.9 μg/m3
13.8 μg/m3
NO2
1.3 ppb
1.4 ppb
1.6 ppb
1.7 ppb
2 ppb
2.4 ppb
2.8 ppb
3.3 ppb
4 ppb
SO2
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.5 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
O3
38.3 ppb
39.5 ppb
41 ppb
42.8 ppb
44.7 ppb
46.5 ppb
48.1 ppb
47.3 ppb
45.6 ppb