Air Quality in Northbrook, United States
Windy
8.4°C · 72.7% humidity
8.4°
Feels 1.5°
50
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
0
4pm
0
0
50
7pm
36
26
20
10pm
15
11
9
1am
7
5
4
4am
4
3
3
7am
3
2
0
10am
0
0
0
1pm
2
2
Station readings
16h ago
AQI 6
PM2.5 1.4 µg/m³ · 16h ago
CAMS model
adj -25
25
25
25
25
25
25
27
27
27
27
27
27
27
27
27
27
27
27
25
25
25
25
27
27
Air Quality Index Trend
27h · 1 stnNorthbrook's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Northbrook is 2.4× the WHO annual guideline of 5 µg/m³.
72.7%
Humidity
102.0 km/h
Wind NNE
1028.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
12.0 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Northbrook?
Temperature & Precipitation
PM2.5 Trend
27h · 1 stationPM2.512.0 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (3 stations within 25 km)
12.0
Median
10.4
Average
6.5
Low
17.3
High
PM2.5 µg/m³ · Model: 6.0 · Bias: -6.0
What is the 7-day forecast for Northbrook?
05-29
24.6° 7.8°
05-30
20.5° 10.9°
0.13 mm
05-31
19.2° 13.8°
0.13 mm
06-01
25.5° 13.2°
0.31 mm
06-02
19.7° 13.1°
6.0 mm
06-03
26.1° 18.0°
06-04
16.4° 12.2°
Both models agree
Avg diff: 5.0°C
Where are air quality stations near Northbrook?
46
Northbrk, Illinois, USA
13
Northbrk, Illinois, USA
18
Edison Park 1
23
Edison Park 2
23
Forest Glen 1
20
Forest Glen 2
22
Norwood Park 1
23
Norwood Park 2
23
Norwood Park 3
21
West Ridge 1
What cities are near Northbrook?
Get AQI alerts for Northbrook
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T00:11 UTC.