Hourly Weather in Rock, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
6 mph
Light
5 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
6 mph
Light
5 mph
Calm
5 mph
Calm
Humidity
89%
Extremely humid
88%
Extremely humid
80%
Extremely humid
70%
Humid
58%
Comfortable
46%
Comfortable
38%
Dry
33%
Dry
30%
Dry
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1019 hPa
High
1019 hPa
High
1018 hPa
Normal
1017 hPa
Normal
Clouds
0%
0%
0%
0%
0%
0%
14%
9%
2%
Dew point
66°
67°
68°
68°
67°
65°
62°
60°
59°
UV Index
0
0
0
2
4
7
7
8
9
Air quality
27
Good
28
Good
30
Good
31
Good
36
Good
44
Good
48
Good
59
Moderate
71
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
3 / 5
3 / 5
2 / 5
2 / 5
4 / 5
5 / 5
5 / 5
5 / 5
5 / 5
Pollutants
Low risk
High risk
PM10
0.28 μg/ft3
0.30 μg/ft3
0.33 μg/ft3
0.35 μg/ft3
0.35 μg/ft3
0.35 μg/ft3
0.40 μg/ft3
0.43 μg/ft3
0.42 μg/ft3
PM25
0.19 μg/ft3
0.20 μg/ft3
0.22 μg/ft3
0.23 μg/ft3
0.23 μg/ft3
0.23 μg/ft3
0.26 μg/ft3
0.28 μg/ft3
0.27 μg/ft3
NO2
2.16 ppb
1.93 ppb
1.7 ppb
1.42 ppb
1.14 ppb
0.85 ppb
0.73 ppb
0.61 ppb
0.49 ppb
SO2
0.56 ppb
0.53 ppb
0.5 ppb
0.51 ppb
0.53 ppb
0.55 ppb
0.54 ppb
0.53 ppb
0.52 ppb
CO
0.16 ppb
0.17 ppb
0.17 ppb
0.17 ppb
0.17 ppb
0.16 ppb
0.16 ppb
0.16 ppb
0.15 ppb
O3
25.47 ppb
25.93 ppb
26.38 ppb
35.67 ppb
44.96 ppb
54.26 ppb
57.78 ppb
61.31 ppb
64.83 ppb