An unexpected answer from Google
https://www.google.com/search?q=is+the+air+quality+close+to+Lake+Michigan+in+the+northern+suburbs+of+Chicago+better+than+it+is+at+the+Chicago+area+AQI+measuring+stations&rlz=1C1UEAD_enUS989US989&oq=is+the+air+quality+close+to+Lake+Michigan+in+the+northern+suburbs+of+Chicago+better+than+it+is+at+the+Chicago+area+AQI+measuring+stations&gs_lcrp=EgZjaHJvbWUyBggAEEUYOdIBCjEzMDE0MmowajeoAgCwAgA&sourceid=chrome&source=chrome.ob&ie=UTF-8
Websites for checking air quality
This site provides capability to check by zip code
https://www.airnow.gov/?city=Glenview&state=IL&country=USA
Shows hourly forecasts
https://www.iqair.com/air-quality/usa/illinois/chicago
Offers option to become a "community scientist"
https://map.purpleair.com/air-quality-standards-us-epa-aqi?opt=%2F1%2Flp%2Fa10%2Fp604800%2FcC0#8.53/41.9239/-87.4099