Louisville's Air Pollution Control District has issued air quality alerts for Friday, Saturday, Sunday and Monday. The heat wave is exacerbating pollution problems, and ozone levels each day are expected to be unhealthy for sensitive groups. Ozone levels today are forecasted to be unhealthy for everybody. 

From the APCD:  

Here are Air Quality Index forecasts:   

Friday, June 29–156 (unhealthy for everyone)

Saturday, June 30 – 150 (unhealthy for sensitive groups)

Sunday, July 1 – 150 (unhealthy for sensitive groups)

Monday, July 2 – 129 (unhealthy for sensitive groups)

For hourly air quality updates, call 502-574-3319

Erica Peterson is WFPL's News Director.