Illinois Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Wed
Apr 23
Thu
Apr 24
Aurora/Elgin
 
  aqi not available
 
  aqi not available
 
Chicago
 
  Good
 
  Moderate
34 34
Peoria
 
  Good
 
  Moderate
27 27
Rock Island-Moline
 
  Good
 
  Good
21 21
Rockford
 
  Good
 
  Good
30 30
Springfield
 
  Good
 
  Moderate
27 27
St. Louis (Metro-east)
 
  Good
 
  Moderate
31 31