Hourly Weather in Northbrook, Illinois, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 km/h
Calm
8 km/h
Light
19 km/h
Breezy
22 km/h
Breezy
23 km/h
Breezy
20 km/h
Breezy
21 km/h
Breezy
20 km/h
Breezy
19 km/h
Breezy
Humidity
92%
Extremely humid
93%
Extremely humid
94%
Extremely humid
100%
Extremely humid
99%
Extremely humid
92%
Extremely humid
90%
Extremely humid
91%
Extremely humid
90%
Extremely humid
Visibility
12 km
Good
12 km
Good
13 km
Good
0 km
Low
0 km
Low
13 km
Good
14 km
Good
14 km
Good
14 km
Good
Pressure
1004 hPa
Low
1005 hPa
Low
1005 hPa
Low
1006 hPa
Low
1006 hPa
Low
1007 hPa
Low
1008 hPa
Low
1009 hPa
Normal
1009 hPa
Normal
Clouds
9%
4%
19%
100%
100%
98%
76%
100%
87%
Dew point
22°
22°
21°
20°
20°
19°
19°
19°
19°
UV Index
0
0
0
0
0
0
0
1
2
Air quality
57
Moderate
59
Moderate
61
Moderate
64
Moderate
66
Moderate
47
Good
53
Moderate
54
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
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
19.4 μg/m3
8.6 μg/m3
10.3 μg/m3
11.1 μg/m3
11.5 μg/m3
PM25
12 μg/m3
13.1 μg/m3
14.5 μg/m3
15.9 μg/m3
17.2 μg/m3
8.3 μg/m3
9.9 μg/m3
10.7 μg/m3
11.1 μg/m3
NO2
4.4 ppb
3.5 ppb
2.6 ppb
1.8 ppb
1.9 ppb
2.4 ppb
2.5 ppb
2.4 ppb
2.3 ppb
SO2
0.4 ppb
0.3 ppb
0.3 ppb
0.2 ppb
0.3 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
29.6 ppb
32 ppb
34.8 ppb
37.6 ppb
40.4 ppb
39.5 ppb
38.2 ppb
37.9 ppb
38 ppb