(Greenfield, MA) The heat advisory continues through Friday, ending at 8 p.m. this evening. Cooling centers remain open in Greenfield, including the John Zon Community Center, at 35 Pleasant Street, open from 9 a.m. to 4 p.m., the Greenfield housing Authority Community Room at 1 Elm Terrace, open 8 a.m. to 4 p.m., the Oak Courts Common Room open 8:30 a.m. to 4. p.m., and the Greenfield Public Library open 9:30 a.m. to 5 p.m.. Find more cooling centers in your community by dialing 211.