Hourly Weather in Portneys Overlook, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
16 km/h
Light
19 km/h
Breezy
24 km/h
Breezy
24 km/h
Breezy
24 km/h
Breezy
23 km/h
Breezy
25 km/h
Breezy
24 km/h
Breezy
10 km/h
Light
Humidity
82%
Extremely humid
80%
Extremely humid
70%
Extremely humid
66%
Humid
66%
Humid
64%
Humid
64%
Humid
66%
Humid
74%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
15 km
Good
16 km
Good
Pressure
1007 hPa
Low
1007 hPa
Low
1007 hPa
Low
1006 hPa
Low
1005 hPa
Low
1004 hPa
Low
1003 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
Clouds
25%
100%
100%
100%
88%
26%
43%
100%
94%
Dew point
22°
22°
22°
21°
21°
22°
22°
22°
23°
UV Index
1
2
4
4
5
4
4
2
1
Air quality
54
Moderate
55
Moderate
57
Moderate
58
Moderate
60
Moderate
61
Moderate
70
Moderate
70
Moderate
69
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
1 / 5
0 / 5
1 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
20 μg/m3
19.7 μg/m3
19.5 μg/m3
PM25
10.4 μg/m3
11.2 μg/m3
12 μg/m3
12.9 μg/m3
13.7 μg/m3
14.4 μg/m3
19.2 μg/m3
18.9 μg/m3
18.8 μg/m3
NO2
1.7 ppb
1.3 ppb
0.9 ppb
0.9 ppb
0.8 ppb
0.8 ppb
0.9 ppb
1 ppb
1.2 ppb
SO2
0.4 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.4 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 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
29 ppb
31.8 ppb
35.1 ppb
38.5 ppb
41.7 ppb
44.6 ppb
60.9 ppb
60.3 ppb
58.9 ppb