Hourly Weather in Harrison, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
16 km/h
Breezy
15 km/h
Light
15 km/h
Light
13 km/h
Light
14 km/h
Light
16 km/h
Light
16 km/h
Breezy
14 km/h
Light
13 km/h
Light
Humidity
82%
Extremely humid
76%
Extremely humid
72%
Extremely humid
67%
Humid
63%
Humid
64%
Humid
66%
Humid
70%
Extremely humid
76%
Extremely 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
1012 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Low
1009 hPa
Low
1009 hPa
Low
1009 hPa
Low
Clouds
45%
46%
21%
7%
1%
0%
0%
0%
0%
Dew point
20°
20°
21°
20°
21°
21°
21°
21°
21°
UV Index
8
8
7
5
4
2
1
0
0
Air quality
50
Moderate
23
Good
54
Moderate
54
Moderate
55
Moderate
56
Moderate
57
Moderate
58
Moderate
52
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
9.8 μg/m3
9.9 μg/m3
10.3 μg/m3
10.7 μg/m3
30.2 μg/m3
30.2 μg/m3
30.2 μg/m3
30.2 μg/m3
10.4 μg/m3
PM25
9.2 μg/m3
9.1 μg/m3
10.6 μg/m3
10.9 μg/m3
11.4 μg/m3
11.8 μg/m3
12.2 μg/m3
12.6 μg/m3
9.5 μg/m3
NO2
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.5 ppb
0.6 ppb
0.7 ppb
1.1 ppb
1.5 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
46.7 ppb
24.6 ppb
26.3 ppb
28.6 ppb
31.3 ppb
34.1 ppb
36.8 ppb
39.1 ppb
49.9 ppb