Hourly Weather in Dewey, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
10 km/h
Light
10 km/h
Light
4 km/h
Calm
27 km/h
Breezy
19 km/h
Breezy
21 km/h
Breezy
19 km/h
Breezy
25 km/h
Breezy
19 km/h
Breezy
Humidity
21%
Very dry
17%
Extremely dry
15%
Extremely dry
13%
Extremely dry
13%
Extremely dry
15%
Extremely dry
14%
Extremely dry
16%
Extremely dry
20%
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
1005 hPa
Low
1004 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1003 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
1002 hPa
Very low
1004 hPa
Very low
Clouds
0%
0%
0%
92%
76%
100%
82%
100%
100%
Dew point
10°
9°
8°
6°
7°
8°
7°
8°
9°
UV Index
9
10
9
7
5
2
1
0
0
Air quality
56
Moderate
56
Moderate
56
Moderate
56
Moderate
57
Moderate
57
Moderate
57
Moderate
46
Good
45
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
4 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
5 / 5
Pollutants
Low risk
High risk
PM10
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
17.3 μg/m3
5 μg/m3
5.2 μg/m3
PM25
11.8 μg/m3
11.8 μg/m3
11.9 μg/m3
11.9 μg/m3
12 μg/m3
12 μg/m3
12.1 μg/m3
4.3 μg/m3
4.5 μg/m3
NO2
0.3 ppb
0.3 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
0.4 ppb
1.2 ppb
2 ppb
SO2
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
0.1 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
54 ppb
54.1 ppb
54.3 ppb
54.6 ppb
54.8 ppb
55 ppb
55.2 ppb
49.6 ppb
48 ppb