chicago, il Air Quality Index from WeatherBug.com

Your Local Air Quality

Today's Air Quality - Chicago, IL

Date

Code

AQI Level

Major Pollutant

Air Quality Forecast - Chicago, IL

Date

Code

AQI Level

Major Pollutant

11/11/2009

N/A

Small Particulate Matter

Air Quality Index (AQI) Scale
AQI Color	AQI Category	AQI Numbers
	Good	0-50
	Moderate	51-100
	Unhealthy for Sensitive Groups	101-150
	Unhealthy	151-200
	Very Unhealthy	201-300
	Hazardous	301-500+

Lo: 8 °C

Mostly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. more

Hi: 14 °C

Lo: 7 °C

Partly sunny in the morning then clearing. Cooler. Highs in the upper 50s. Northeast winds 10 to 15 more