Hourly Weather in Round Knob, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
8 mph
Light
8 mph
Light
8 mph
Light
8 mph
Light
9 mph
Light
10 mph
Light
11 mph
Breezy
12 mph
Breezy
12 mph
Breezy
Humidity
62%
Humid
65%
Humid
68%
Humid
67%
Humid
62%
Humid
57%
Comfortable
51%
Comfortable
45%
Comfortable
44%
Dry
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1021 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1022 hPa
High
1021 hPa
High
1020 hPa
High
Clouds
2%
0%
0%
0%
1%
72%
99%
100%
100%
Dew point
43°
44°
47°
51°
52°
54°
54°
52°
53°
UV Index
0
0
0
1
2
4
6
8
8
Air quality
32
Good
32
Good
31
Good
31
Good
34
Good
38
Good
42
Good
46
Good
53
Moderate
Pollen index
Tree
5 / 5
5 / 5
5 / 5
4 / 5
3 / 5
4 / 5
5 / 5
5 / 5
5 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
Pollutants
Low risk
High risk
PM10
0.23 μg/ft3
0.24 μg/ft3
0.26 μg/ft3
0.28 μg/ft3
0.32 μg/ft3
0.36 μg/ft3
0.35 μg/ft3
0.34 μg/ft3
0.35 μg/ft3
PM25
0.16 μg/ft3
0.17 μg/ft3
0.18 μg/ft3
0.20 μg/ft3
0.22 μg/ft3
0.25 μg/ft3
0.25 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
NO2
1.58 ppb
1.49 ppb
1.39 ppb
1.17 ppb
0.95 ppb
0.73 ppb
0.59 ppb
0.46 ppb
0.33 ppb
SO2
0.43 ppb
0.53 ppb
0.63 ppb
0.92 ppb
1.21 ppb
1.5 ppb
1.44 ppb
1.39 ppb
1.33 ppb
CO
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.14 ppb
0.13 ppb
O3
32.96 ppb
32.34 ppb
31.71 ppb
36.9 ppb
42.09 ppb
47.28 ppb
51.36 ppb
55.43 ppb
59.5 ppb