UPDATE (9/5/2018): As was expected, there will be early dismissal at public schools also on Thursday, Sept. 6 due to continued heat. All School District of Philadelphia schools will dismiss students at noon, and all after-school activities including all athletic programs and professional development sessions scheduled for Thursday are canceled. 

All School District of Philadelphia schools will dismiss students at noon Wednesday, Sept. 5 due to continued high temperatures, the district has announced. All after-school activities including all athletic programs and professional development sessions scheduled for Wednesday are canceled.