Illinois Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Fri
May 22
Sat
May 23
Aurora/Elgin
 
  aqi not available
 
  aqi not available
 
Chicago
 
  Good
 
  Moderate
45 45
Peoria
 
  Good
 
  Good
57 57
Rock Island-Moline
 
  Good
 
  Good
57 57
Rockford
 
  Good
 
  Good
35 35
Springfield
 
  Good
 
  Good
45 45
St. Louis (Metro-east)
 
  Good
 
  Moderate
42 42