Hourly Weather in Lyons, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
21 km/h
Breezy
21 km/h
Breezy
19 km/h
Breezy
18 km/h
Breezy
17 km/h
Breezy
16 km/h
Light
16 km/h
Breezy
17 km/h
Breezy
16 km/h
Light
Humidity
79%
Extremely humid
74%
Extremely humid
70%
Extremely humid
69%
Humid
67%
Humid
65%
Humid
63%
Humid
63%
Humid
64%
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
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1012 hPa
Normal
1011 hPa
Normal
1011 hPa
Normal
1010 hPa
Normal
Clouds
100%
92%
69%
100%
100%
63%
28%
10%
4%
Dew point
18°
18°
18°
18°
18°
18°
19°
19°
19°
UV Index
3
4
3
3
2
2
1
1
0
Air quality
55
Moderate
56
Moderate
57
Moderate
58
Moderate
59
Moderate
51
Moderate
51
Moderate
50
Moderate
47
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
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
15.1 μg/m3
10.2 μg/m3
10.2 μg/m3
10 μg/m3
9.3 μg/m3
PM25
11.2 μg/m3
11.6 μg/m3
12.1 μg/m3
12.7 μg/m3
13.2 μg/m3
9.1 μg/m3
9.1 μg/m3
9 μg/m3
8.3 μg/m3
NO2
1.1 ppb
0.8 ppb
0.8 ppb
0.8 ppb
0.7 ppb
0.9 ppb
0.9 ppb
1 ppb
1.5 ppb
SO2
0.3 ppb
0.3 ppb
0.3 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
34.3 ppb
36.1 ppb
38.1 ppb
40.3 ppb
42.3 ppb
49.7 ppb
50.5 ppb
50.9 ppb
50.1 ppb