Hourly Weather in Stephan, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 mph
Light
8 mph
Light
4 mph
Calm
1 mph
Calm
9 mph
Light
9 mph
Light
14 mph
Breezy
15 mph
Breezy
15 mph
Breezy
Humidity
87%
Extremely humid
82%
Extremely humid
75%
Extremely humid
66%
Humid
45%
Comfortable
33%
Dry
24%
Very dry
25%
Very dry
27%
Very dry
Visibility
9 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
1003 hPa
Very low
1004 hPa
Very low
1004 hPa
Low
1005 hPa
Low
1004 hPa
Low
1004 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
Clouds
99%
100%
54%
100%
51%
10%
100%
87%
100%
Dew point
62°
60°
58°
56°
52°
48°
44°
47°
49°
UV Index
0
0
0
0
1
3
5
8
9
Air quality
34
Good
35
Good
37
Good
38
Good
40
Good
42
Good
46
Good
48
Good
56
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
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
Pollutants
Low risk
High risk
PM10
0.17 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
0.28 μg/ft3
0.30 μg/ft3
PM25
0.16 μg/ft3
0.18 μg/ft3
0.19 μg/ft3
0.19 μg/ft3
0.20 μg/ft3
0.21 μg/ft3
0.23 μg/ft3
0.24 μg/ft3
0.24 μg/ft3
NO2
2.1 ppb
2 ppb
2 ppb
1.8 ppb
1.6 ppb
1.4 ppb
1.2 ppb
0.9 ppb
0.7 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 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
36.8 ppb
36 ppb
35.7 ppb
36.5 ppb
37.7 ppb
39.1 ppb
44 ppb
52.2 ppb
61.7 ppb