Daily Weather in Ralph, South Dakota, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
28 km/h
Breezy
27 km/h
Breezy
22 km/h
Breezy
12 km/h
Light
18 km/h
Breezy
15 km/h
Light
21 km/h
Breezy
33 km/h
Strong
16 km/h
Breezy
Humidity
86%
Extremely humid
90%
Extremely humid
92%
Extremely humid
99%
Extremely humid
99%
Extremely humid
77%
Extremely humid
67%
Humid
57%
Comfortable
56%
Comfortable
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
1009 hPa
Normal
1010 hPa
Normal
1014 hPa
Normal
1015 hPa
Normal
1016 hPa
Normal
1016 hPa
Normal
1009 hPa
Normal
1020 hPa
High
1023 hPa
High
Clouds
100%
100%
99%
93%
93%
13%
70%
70%
52%
Dew point
18°
19°
20°
21°
20°
16°
15°
16°
7°
UV Index
8
6
8
7
8
Air quality
131
Unhealthy for sensitive groups
57
Moderate
48
Good
47
Good
55
Moderate
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
5 / 5
5 / 5
5 / 5
4 / 5
5 / 5
Pollutants
Low risk
High risk
PM10
37.3 μg/m3
13.2 μg/m3
6.3 μg/m3
8.4 μg/m3
11.2 μg/m3
PM25
47.6 μg/m3
12.2 μg/m3
6.1 μg/m3
8.4 μg/m3
11 μg/m3
NO2
3.2 ppb
2.1 ppb
1.5 ppb
2.4 ppb
2.5 ppb
SO2
2.2 ppb
0.5 ppb
0.1 ppb
0.4 ppb
0.6 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
O3
54.8 ppb
55.4 ppb
51.7 ppb
49.1 ppb
59.4 ppb