Air quality May 22, 2024 4:59 pm What to know about Massachusetts' air quality alert An air quality alert is in place for much of southern New England, including the Boston and Worcester areas, through late Wednesday over elevated ozone levels. US & World Videos 3:50 Forecast: Tracking snow for some this Thanksgiving 2:40 Tracking Thanksgiving Day storm that promises snow and rain in New England 3:11 Thanksgiving storm to bring rain, snow to New England 2:54 Forecast: Looking ahead to what's brewing for Thanksgiving 3:17 Forecast: All eyes on possible rain, snow on Thanksgiving