Hourly Weather in Longfellow, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
14 km/h
Light
16 km/h
Breezy
19 km/h
Breezy
21 km/h
Breezy
31 km/h
Breezy
7 km/h
Calm
22 km/h
Breezy
7 km/h
Calm
6 km/h
Calm
Humidity
60%
Humid
63%
Humid
59%
Comfortable
54%
Comfortable
84%
Extremely humid
86%
Extremely humid
89%
Extremely humid
83%
Extremely humid
85%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
1 km
Low
14 km
Good
14 km
Good
16 km
Good
16 km
Good
Pressure
1003 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
1000 hPa
Very low
1000 hPa
Very low
1002 hPa
Very low
1001 hPa
Very low
1001 hPa
Very low
1001 hPa
Very low
Clouds
28%
99%
73%
90%
100%
100%
100%
89%
39%
Dew point
20°
20°
21°
20°
21°
20°
21°
21°
20°
UV Index
4
3
1
1
1
0
0
0
0
Air quality
66
Moderate
67
Moderate
69
Moderate
70
Moderate
71
Moderate
88
Moderate
86
Moderate
81
Moderate
75
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
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
22.6 μg/m3
29.4 μg/m3
28.2 μg/m3
25.5 μg/m3
22.1 μg/m3
PM25
16.8 μg/m3
17.6 μg/m3
18.4 μg/m3
19.1 μg/m3
19.8 μg/m3
28.7 μg/m3
27.6 μg/m3
25.1 μg/m3
21.8 μg/m3
NO2
2 ppb
1.9 ppb
2.6 ppb
3.2 ppb
3.9 ppb
4.9 ppb
5.5 ppb
6.1 ppb
6.3 ppb
SO2
0.8 ppb
0.7 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 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
31.7 ppb
34.9 ppb
38.3 ppb
41.5 ppb
44.3 ppb
48.7 ppb
46.1 ppb
45.5 ppb
42.3 ppb