Hourly Weather in Simpsons Mill, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 mph
Light
12 mph
Breezy
9 mph
Light
6 mph
Light
12 mph
Breezy
4 mph
Calm
6 mph
Light
2 mph
Calm
3 mph
Calm
Humidity
47%
Comfortable
69%
Humid
80%
Extremely humid
80%
Extremely humid
84%
Extremely humid
85%
Extremely humid
89%
Extremely humid
88%
Extremely humid
89%
Extremely humid
Visibility
10 mi
Good
4 mi
Fair
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
9 mi
Good
9 mi
Good
Pressure
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
Clouds
67%
100%
51%
0%
95%
95%
100%
100%
65%
Dew point
63°
68°
69°
69°
69°
66°
67°
65°
66°
UV Index
2
1
0
0
0
0
0
0
0
Air quality
57
Moderate
57
Moderate
57
Moderate
58
Moderate
59
Moderate
62
Moderate
63
Moderate
65
Moderate
65
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
0.39 μg/ft3
0.39 μg/ft3
0.40 μg/ft3
0.41 μg/ft3
0.43 μg/ft3
0.46 μg/ft3
0.47 μg/ft3
0.50 μg/ft3
0.49 μg/ft3
PM25
0.35 μg/ft3
0.35 μg/ft3
0.35 μg/ft3
0.36 μg/ft3
0.38 μg/ft3
0.42 μg/ft3
0.44 μg/ft3
0.47 μg/ft3
0.47 μg/ft3
NO2
1.6 ppb
1.9 ppb
2.3 ppb
2.6 ppb
6.2 ppb
9.8 ppb
13.3 ppb
11.3 ppb
9.2 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.5 ppb
0.5 ppb
0.6 ppb
0.6 ppb
0.6 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.2 ppb
0.2 ppb
O3
61.7 ppb
59.5 ppb
56.9 ppb
54.7 ppb
51.1 ppb
42.1 ppb
34 ppb
30.8 ppb
29.7 ppb