Illinois Air Quality Forecasts and Current Conditions Summary
 
Click on the city name for more detailed information. FORECAST CURRENT
AQI
Tue
Sep 27
Wed
Sep 28
Aurora/Elgin
 
  Good
 
  Good
23 23
Bloomington/Normal
 
  Good
 
  Good
19 19
Champaign
 
  Good
 
  Good
19 19
Chicago
 
  Good
 
  Good
35 35
Decatur
 
  Good
 
  Good
19 19
Joliet/Will County
 
  Good
 
  Good
27 27
Lake County
 
  Good
 
  Good
23 23
North & West Suburbs (Chicago)
 
  Good
 
  Good
27 27
Peoria
 
  Good
 
  Good
30 30
Rock Island-Moline
 
  Good
 
  Good
24 24
Rockford
 
  Good
 
  Good
24 24
South & West Suburbs (Chicago)
 
  Good
 
  Good
19 19
Springfield
 
  Good
 
  Good
32 32
St. Louis (Metro-east)
 
  Good
 
  Good
31 31