Hourly Weather in Piasa, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
24 km/h
Breezy
23 km/h
Breezy
24 km/h
Breezy
22 km/h
Breezy
21 km/h
Breezy
19 km/h
Breezy
16 km/h
Light
14 km/h
Light
9 km/h
Light
Humidity
61%
Humid
58%
Comfortable
43%
Dry
46%
Comfortable
39%
Dry
37%
Dry
37%
Dry
42%
Dry
65%
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
1010 hPa
Normal
1008 hPa
Low
1008 hPa
Low
1007 hPa
Low
1006 hPa
Low
1006 hPa
Low
1006 hPa
Low
1005 hPa
Low
1006 hPa
Low
Clouds
0%
86%
0%
89%
0%
0%
18%
35%
79%
Dew point
24°
24°
21°
22°
20°
20°
20°
21°
23°
UV Index
8
8
8
7
5
3
1
0
0
Air quality
59
Moderate
59
Moderate
58
Moderate
58
Moderate
57
Moderate
57
Moderate
56
Moderate
49
Good
49
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
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
32.4 μg/m3
10.6 μg/m3
10.4 μg/m3
PM25
13.2 μg/m3
13.1 μg/m3
12.9 μg/m3
12.6 μg/m3
12.3 μg/m3
12.1 μg/m3
11.9 μg/m3
8.7 μg/m3
8.7 μg/m3
NO2
1.3 ppb
0.9 ppb
0.9 ppb
0.8 ppb
0.7 ppb
1.4 ppb
2.1 ppb
2.2 ppb
2.9 ppb
SO2
0.7 ppb
0.5 ppb
0.5 ppb
0.5 ppb
0.4 ppb
0.4 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
39.9 ppb
39.8 ppb
39.7 ppb
39.6 ppb
39.5 ppb
39.3 ppb
39.2 ppb
42.9 ppb
41 ppb