Hourly Weather in Walnut Grove, Maryland, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
3 km/h
Calm
5 km/h
Calm
4 km/h
Calm
2 km/h
Calm
2 km/h
Calm
2 km/h
Calm
8 km/h
Calm
10 km/h
Light
Humidity
76%
Extremely humid
78%
Extremely humid
81%
Extremely humid
84%
Extremely humid
84%
Extremely humid
82%
Extremely humid
71%
Extremely humid
60%
Humid
54%
Comfortable
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
1020 hPa
High
1019 hPa
High
1020 hPa
High
1019 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
99%
100%
75%
100%
90%
100%
99%
38%
16%
Dew point
15°
15°
15°
15°
16°
16°
16°
15°
14°
UV Index
0
0
0
0
0
1
2
4
6
Air quality
48
Good
49
Good
50
Moderate
51
Moderate
45
Good
45
Good
45
Good
45
Good
46
Good
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
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
9.7 μg/m3
10.1 μg/m3
10.4 μg/m3
10.6 μg/m3
10.7 μg/m3
10.5 μg/m3
PM25
5.2 μg/m3
5.5 μg/m3
5.7 μg/m3
5.9 μg/m3
7.9 μg/m3
8 μg/m3
8 μg/m3
7.9 μg/m3
7.8 μg/m3
NO2
5.4 ppb
5.8 ppb
6.3 ppb
5.4 ppb
4.7 ppb
3.8 ppb
2.7 ppb
1.7 ppb
0.7 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.4 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
0.1 ppb
0.1 ppb
O3
51.4 ppb
52.9 ppb
54.3 ppb
55.6 ppb
31.9 ppb
35.5 ppb
39.4 ppb
44.5 ppb
49.9 ppb