Illinois Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Sun
Sep 25
Mon
Sep 26
Aurora/Elgin
 
  Good
 
  Good
55 55
Bloomington/Normal
 
  Good
 
  Good
42 42
Champaign
 
  Good
 
  Good
27 27
Chicago
 
  Good
 
  Good
55 55
Decatur
 
  Good
 
  Good
38 38
Joliet/Will County
 
  Good
 
  Good
30 30
Lake County
 
  Good
 
  Good
55 55
North & West Suburbs (Chicago)
 
  Good
 
  Good
55 55
Peoria
 
  Good
 
  Good
54 54
Rock Island-Moline
 
  Good
 
  Good
54 54
Rockford
 
  Good
 
  Good
55 55
South & West Suburbs (Chicago)
 
  Good
 
  Good
44 44
Springfield
 
  Good
 
  Good
38 38
St. Louis (Metro-east)
 
  Moderate
 
  Good
69 69