Hourly Weather in Greenfield, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
17 km/h
Breezy
19 km/h
Breezy
14 km/h
Light
14 km/h
Light
13 km/h
Light
10 km/h
Light
15 km/h
Light
7 km/h
Calm
10 km/h
Light
Humidity
48%
Comfortable
38%
Dry
36%
Dry
36%
Dry
41%
Dry
47%
Comfortable
49%
Comfortable
77%
Extremely humid
78%
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
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1004 hPa
Low
1004 hPa
Very low
1004 hPa
Low
1004 hPa
Low
1005 hPa
Low
1006 hPa
Low
Clouds
1%
0%
0%
0%
0%
0%
100%
96%
0%
Dew point
24°
21°
21°
21°
21°
22°
21°
25°
24°
UV Index
6
4
2
1
0
0
0
0
0
Air quality
39
Good
40
Good
43
Good
45
Good
48
Good
50
Moderate
52
Moderate
35
Good
31
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
4.5 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
12.9 μg/m3
3.4 μg/m3
3.5 μg/m3
PM25
6.9 μg/m3
7.2 μg/m3
7.6 μg/m3
8.1 μg/m3
8.5 μg/m3
9 μg/m3
9.4 μg/m3
3.1 μg/m3
3.1 μg/m3
NO2
0.6 ppb
0.7 ppb
0.9 ppb
1.1 ppb
1.7 ppb
2.3 ppb
2.9 ppb
3.2 ppb
3.4 ppb
SO2
0.2 ppb
0.2 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
39.7 ppb
39.4 ppb
38.9 ppb
38.3 ppb
37.7 ppb
37.1 ppb
36.6 ppb
37.3 ppb
33 ppb