Daily Weather in Chelsea, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
19 km/h
Breezy
13 km/h
Light
16 km/h
Breezy
19 km/h
Breezy
12 km/h
Light
18 km/h
Breezy
9 km/h
Light
15 km/h
Light
26 km/h
Breezy
Humidity
100%
Extremely humid
86%
Extremely humid
68%
Humid
81%
Extremely humid
73%
Extremely humid
96%
Extremely humid
97%
Extremely humid
97%
Extremely humid
84%
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
1009 hPa
Normal
1007 hPa
Low
1010 hPa
Normal
1012 hPa
Normal
1012 hPa
Normal
1014 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1012 hPa
Normal
Clouds
100%
100%
95%
93%
95%
100%
80%
80%
97%
Dew point
24°
24°
20°
20°
18°
21°
21°
21°
20°
UV Index
9
9
8
8
8
Air quality
57
Moderate
47
Good
51
Moderate
50
Moderate
52
Moderate
Pollen index
Tree
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
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
38.8 μg/m3
7.5 μg/m3
7.1 μg/m3
8.2 μg/m3
6.5 μg/m3
PM25
12.8 μg/m3
6.1 μg/m3
6.7 μg/m3
7.3 μg/m3
5.8 μg/m3
NO2
4.8 ppb
4.8 ppb
6.6 ppb
5.8 ppb
3.4 ppb
SO2
0.2 ppb
0.6 ppb
0.5 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
41.3 ppb
50.6 ppb
55.4 ppb
54.3 ppb
56.6 ppb