Hourly Weather in Salem, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
14 mph
Breezy
20 mph
Breezy
18 mph
Breezy
16 mph
Breezy
17 mph
Breezy
19 mph
Breezy
15 mph
Breezy
16 mph
Breezy
14 mph
Breezy
Humidity
57%
Comfortable
61%
Humid
64%
Humid
67%
Humid
72%
Extremely humid
74%
Extremely humid
74%
Extremely humid
72%
Extremely humid
73%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
10 mi
Good
10 mi
Good
Pressure
1008 hPa
Low
1006 hPa
Low
1006 hPa
Low
1007 hPa
Low
1006 hPa
Low
1006 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
Clouds
100%
73%
100%
96%
24%
100%
71%
51%
0%
Dew point
61°
62°
62°
63°
64°
65°
64°
63°
63°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
70
Moderate
68
Moderate
67
Moderate
67
Moderate
67
Moderate
67
Moderate
66
Moderate
64
Moderate
61
Moderate
Pollen index
Tree
1 / 5
1 / 5
1 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
1 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
3 / 5
4 / 5
1 / 5
1 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
Pollutants
Low risk
High risk
PM10
0.46 μg/ft3
0.48 μg/ft3
0.51 μg/ft3
0.52 μg/ft3
0.53 μg/ft3
0.54 μg/ft3
0.54 μg/ft3
0.54 μg/ft3
0.55 μg/ft3
PM25
0.31 μg/ft3
0.33 μg/ft3
0.35 μg/ft3
0.35 μg/ft3
0.36 μg/ft3
0.36 μg/ft3
0.36 μg/ft3
0.37 μg/ft3
0.37 μg/ft3
NO2
1.05 ppb
1.01 ppb
0.96 ppb
0.92 ppb
0.92 ppb
0.92 ppb
0.92 ppb
0.97 ppb
1.02 ppb
SO2
0.32 ppb
0.32 ppb
0.33 ppb
0.33 ppb
0.35 ppb
0.37 ppb
0.39 ppb
0.41 ppb
0.43 ppb
CO
0.17 ppb
0.18 ppb
0.18 ppb
0.18 ppb
0.18 ppb
0.18 ppb
0.18 ppb
0.18 ppb
0.18 ppb
O3
58.21 ppb
59.17 ppb
60.14 ppb
61.1 ppb
59.86 ppb
58.62 ppb
57.38 ppb
55.41 ppb
53.45 ppb