Illinois Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Thu
Dec 18
Fri
Dec 19
Aurora/Elgin
 
  aqi not available
 
  aqi not available
 
Chicago
 
  Good
 
  Moderate
46 46
Peoria
 
  Good
 
  Good
31 31
Rock Island-Moline
 
  Good
 
  Good
31 31
Rockford
 
  Good
 
  Good
21 21
Springfield
 
  Good
 
  Good
36 36
St. Louis (Metro-east)
 
  Good
 
  Moderate
47 47