Hourly Weather in Spring Valley, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
9 mph
Light
10 mph
Light
10 mph
Light
11 mph
Breezy
12 mph
Breezy
11 mph
Breezy
12 mph
Breezy
13 mph
Breezy
Humidity
81%
Extremely humid
85%
Extremely humid
87%
Extremely humid
88%
Extremely humid
89%
Extremely humid
86%
Extremely humid
79%
Extremely humid
73%
Extremely humid
68%
Humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1011 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1009 hPa
Low
1007 hPa
Low
Clouds
1%
1%
9%
87%
79%
1%
6%
7%
48%
Dew point
31°
31°
32°
33°
34°
35°
37°
39°
42°
UV Index
0
0
0
0
0
0
1
2
3
Air quality
37
Good
37
Good
37
Good
38
Good
39
Good
41
Good
43
Good
46
Good
51
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
0.19 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.20 μg/ft3
0.21 μg/ft3
0.22 μg/ft3
0.24 μg/ft3
0.26 μg/ft3
PM25
0.19 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.20 μg/ft3
0.21 μg/ft3
0.22 μg/ft3
0.24 μg/ft3
0.26 μg/ft3
NO2
3.2 ppb
3.1 ppb
3 ppb
2.9 ppb
3 ppb
3 ppb
3.1 ppb
2.5 ppb
1.8 ppb
SO2
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.5 ppb
0.5 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
28.8 ppb
28.2 ppb
27.6 ppb
27 ppb
26.7 ppb
26.6 ppb
26.4 ppb
27.5 ppb
31.3 ppb