Hourly Weather in Chester, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
7 km/h
Calm
8 km/h
Light
6 km/h
Calm
8 km/h
Calm
6 km/h
Calm
7 km/h
Calm
4 km/h
Calm
8 km/h
Calm
9 km/h
Light
Humidity
78%
Extremely humid
82%
Extremely humid
84%
Extremely humid
88%
Extremely humid
90%
Extremely humid
88%
Extremely humid
90%
Extremely humid
88%
Extremely humid
94%
Extremely humid
Visibility
16 km
Good
16 km
Good
16 km
Good
15 km
Good
14 km
Good
15 km
Good
14 km
Good
15 km
Good
6 km
Fair
Pressure
1018 hPa
High
1018 hPa
High
1018 hPa
High
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1017 hPa
Normal
1018 hPa
Normal
1017 hPa
Normal
Clouds
100%
100%
100%
90%
39%
100%
78%
100%
100%
Dew point
19°
20°
20°
20°
20°
20°
20°
19°
20°
UV Index
0
0
0
0
0
0
0
0
0
Air quality
32
Good
32
Good
32
Good
34
Good
37
Good
40
Good
42
Good
55
Moderate
55
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
12.9 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
11.3 μg/m3
11.6 μg/m3
PM25
5 μg/m3
5.3 μg/m3
5.7 μg/m3
6.1 μg/m3
6.6 μg/m3
7.1 μg/m3
7.5 μg/m3
11.3 μg/m3
11.3 μg/m3
NO2
2.8 ppb
3.5 ppb
4.4 ppb
4.4 ppb
4.4 ppb
4.4 ppb
4.3 ppb
3.5 ppb
3.4 ppb
SO2
0.7 ppb
0.7 ppb
0.6 ppb
0.7 ppb
0.8 ppb
0.9 ppb
0.9 ppb
0.8 ppb
0.9 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
34.4 ppb
34.3 ppb
34.2 ppb
34 ppb
33.8 ppb
33.6 ppb
33.4 ppb
30.5 ppb
30.6 ppb