Air Quality in Northbrook, United States
Windy
11.0°C · 68.0% humidity
11.0°
Feels 11.0°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
70 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
6
1pm
8
8
42
4pm
32
25
21
7pm
17
14
13
10pm
11
10
10
1am
9
9
7
4am
6
6
8
7am
8
8
8
10am
8
8
Station readings
17h ago
AQI 0
PM2.5 0.1 µg/m³ · 17h ago
CAMS model
adj -19
25
27
27
27
27
27
27
27
27
27
27
27
27
27
27
25
25
25
27
27
27
27
27
27
Air Quality Index Trend
9h · 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.
68.0%
Humidity
108.9 km/h
Wind NNE
1020.5 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.23 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Northbrook?
Temperature & Precipitation
PM2.5 Trend
9h · 1 stationPM2.510.23 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX10.9
Extreme
Station readings (70 stations within 25 km)
10.23
Median
8.06
Average
4.9
Low
15.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -4.0
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: 5.8°C
Where are air quality stations near Northbrook?
36
Northbrk, Illinois, USA
14
Northbrk, Illinois, USA
25
Edison Park 1
35
Edison Park 2
32
Forest Glen 1
32
Forest Glen 2
32
Norwood Park 1
35
Norwood Park 2
34
Norwood Park 3
33
West Ridge 1
What cities are near Northbrook?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T21:20 UTC.