Hourly Weather in Dewey County, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
7 km/h
Calm
16 km/h
Light
17 km/h
Breezy
16 km/h
Light
17 km/h
Breezy
15 km/h
Light
15 km/h
Light
14 km/h
Light
Humidity
71%
Extremely humid
67%
Humid
52%
Comfortable
46%
Comfortable
36%
Dry
32%
Dry
32%
Dry
29%
Very dry
26%
Very dry
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
1008 hPa
Low
1007 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1007 hPa
Low
1008 hPa
Low
1007 hPa
Low
Clouds
0%
0%
0%
0%
16%
19%
61%
68%
100%
Dew point
16°
16°
14°
14°
13°
13°
13°
13°
13°
UV Index
0
0
1
3
4
5
4
3
2
Air quality
47
Good
48
Good
63
Moderate
63
Moderate
63
Moderate
63
Moderate
63
Moderate
85
Moderate
83
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
34 μg/m3
35.5 μg/m3
79 μg/m3
79 μg/m3
79 μg/m3
79 μg/m3
79 μg/m3
27.6 μg/m3
26.6 μg/m3
PM25
8.4 μg/m3
8.6 μg/m3
9 μg/m3
9.5 μg/m3
9.9 μg/m3
10.4 μg/m3
10.7 μg/m3
26.8 μg/m3
25.7 μg/m3
NO2
3.2 ppb
2.6 ppb
2 ppb
1.4 ppb
1.1 ppb
0.8 ppb
0.5 ppb
0.5 ppb
0.5 ppb
SO2
0.9 ppb
0.8 ppb
0.7 ppb
0.6 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 ppb
0.4 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
37.2 ppb
38.2 ppb
39.6 ppb
41.2 ppb
42.9 ppb
44.5 ppb
45.8 ppb
54.4 ppb
55.7 ppb