Hourly Weather in Johnson Siding, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
5 km/h
Calm
15 km/h
Light
3 km/h
Calm
2 km/h
Calm
16 km/h
Light
16 km/h
Breezy
12 km/h
Light
14 km/h
Light
8 km/h
Calm
Humidity
22%
Very dry
21%
Very dry
19%
Extremely dry
16%
Extremely dry
18%
Extremely dry
19%
Extremely dry
24%
Very dry
24%
Very dry
29%
Very dry
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
999 hPa
Extremely low
1003 hPa
Very low
1004 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1004 hPa
Low
1004 hPa
Low
Clouds
70%
33%
75%
6%
99%
91%
100%
100%
26%
Dew point
12°
10°
9°
7°
8°
8°
10°
9°
10°
UV Index
4
5
5
3
1
0
0
0
0
Air quality
73
Moderate
72
Moderate
70
Moderate
68
Moderate
65
Moderate
62
Moderate
60
Moderate
42
Good
41
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
4 / 5
2 / 5
4 / 5
4 / 5
4 / 5
3 / 5
4 / 5
4 / 5
4 / 5
Pollutants
Low risk
High risk
PM10
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
5.2 μg/m3
5 μg/m3
PM25
7.3 μg/m3
7.7 μg/m3
8.6 μg/m3
9.7 μg/m3
11 μg/m3
12.3 μg/m3
13.6 μg/m3
4.9 μg/m3
4.7 μg/m3
NO2
0.2 ppb
0.2 ppb
0.4 ppb
0.6 ppb
0.8 ppb
1.1 ppb
1.4 ppb
1.4 ppb
1.5 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
85.8 ppb
84.4 ppb
81.8 ppb
78.2 ppb
74.1 ppb
69.7 ppb
65.6 ppb
44.8 ppb
44 ppb