Illinois Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Fri
Aug 22
Sat
Aug 23
Aurora/Elgin
 
  aqi not available
 
  aqi not available
 
Chicago
 
  Moderate
 
  Moderate
56 56
Peoria
 
  Moderate
 
  Moderate
31 31
Rock Island-Moline
 
  Moderate
 
  Moderate
31 31
Rockford
 
  Moderate
 
  Moderate
35 35
Springfield
 
  Moderate
 
  Moderate
53 53
St. Louis (Metro-east)
 
  Moderate
 
  Moderate
39 39