Illinois Air Quality Forecasts and Current Conditions Summary
 
Data and Forecasts courtesy of:
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Tue
Sep 19
Wed
Sep 20
Aurora/Elgin
 
  Moderate
 
  Moderate
41 41
Bloomington/Normal
 
  Moderate
 
  Moderate
18 18
Champaign
 
  Moderate
 
  Moderate
56 56
Chicago
 
  Moderate
 
  Moderate
59 59
Decatur
 
  Moderate
 
  Moderate
36 36
Joliet/Will County
 
  Moderate
 
  Moderate
39 39
Lake County
 
  Moderate
 
  Moderate
41 41
North & West Suburbs (Chicago)
 
  Moderate
 
  Moderate
33 33
Peoria
 
  Moderate
 
  Moderate
38 38
Rock Island-Moline
 
  Good
 
  Moderate
38 38
Rockford
 
  Good
 
  Moderate
41 41
South & West Suburbs (Chicago)
 
  Moderate
 
  Moderate
43 43
Springfield
 
  Moderate
 
  Moderate
36 36
St. Louis (Metro-east)
 
  Moderate
 
  Moderate
30 30