Hourly Weather in Hallmark Woods, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 km/h
Calm
4 km/h
Calm
3 km/h
Calm
3 km/h
Calm
4 km/h
Calm
6 km/h
Calm
8 km/h
Calm
7 km/h
Calm
6 km/h
Calm
Humidity
70%
Extremely humid
71%
Extremely humid
70%
Extremely humid
70%
Extremely humid
69%
Humid
65%
Humid
68%
Humid
64%
Humid
60%
Humid
Visibility
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
16 km
Good
Pressure
1019 hPa
High
1019 hPa
High
1020 hPa
High
1020 hPa
High
1021 hPa
High
1021 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
100%
100%
100%
100%
98%
100%
100%
97%
27%
Dew point
16°
16°
16°
16°
16°
15°
16°
15°
16°
UV Index
0
0
0
0
0
1
2
4
6
Air quality
31
Good
31
Good
31
Good
34
Good
37
Good
39
Good
54
Moderate
55
Moderate
56
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
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
7.5 μg/m3
14.9 μg/m3
15.5 μg/m3
15.9 μg/m3
PM25
5.5 μg/m3
5.5 μg/m3
5.5 μg/m3
5.4 μg/m3
5.4 μg/m3
5.4 μg/m3
10.4 μg/m3
11 μg/m3
11.5 μg/m3
NO2
4.6 ppb
4.5 ppb
4.4 ppb
4.2 ppb
3.9 ppb
3.6 ppb
1.5 ppb
1.1 ppb
0.6 ppb
SO2
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
27.7 ppb
30.3 ppb
33.4 ppb
36.6 ppb
39.6 ppb
42.2 ppb
46.8 ppb
46.9 ppb
47.5 ppb