Hourly Weather in Stephenson County, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
4 mph
Calm
11 mph
Breezy
8 mph
Light
12 mph
Breezy
11 mph
Breezy
11 mph
Breezy
9 mph
Light
11 mph
Breezy
10 mph
Breezy
Humidity
81%
Extremely humid
78%
Extremely humid
64%
Humid
59%
Comfortable
55%
Comfortable
49%
Comfortable
46%
Comfortable
36%
Dry
34%
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
1009 hPa
Normal
1009 hPa
Low
1010 hPa
Normal
1010 hPa
Normal
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1008 hPa
Low
1007 hPa
Low
Clouds
47%
80%
6%
100%
98%
100%
99%
0%
0%
Dew point
69°
71°
70°
69°
71°
71°
68°
66°
65°
UV Index
1
2
3
4
6
8
6
5
4
Air quality
24
Good
26
Good
31
Good
35
Good
40
Good
45
Good
47
Good
48
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
0.12 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.13 μg/ft3
0.14 μg/ft3
PM25
0.12 μg/ft3
0.11 μg/ft3
0.11 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
NO2
3.9 ppb
3.1 ppb
2.4 ppb
1.9 ppb
1.4 ppb
1 ppb
0.9 ppb
0.8 ppb
0.7 ppb
SO2
0.4 ppb
0.4 ppb
0.4 ppb
0.4 ppb
0.3 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.2 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
26.2 ppb
28.4 ppb
33 ppb
38.2 ppb
43.5 ppb
48 ppb
50.6 ppb
52.1 ppb
53.2 ppb