Philadelphia November 11, 2019 11:50 pm NBC10 First Alert Weather: Big Drop in Temperatures and a Wintry Mix on Tuesday We’re in for a big drop in temperatures Tuesday as well as a wintry mix. NBC10 First Alert Weather chief meteorologist Tammie Souza has the forecast. US & World Videos 3:33 Summer-like temperatures continue 2:39 Gloomy Sunday morning expected to clear for sunny afternoon 2:50 One more cool day, then warmer weather ahead 3:15 Cold night, then a big warmup this weekend 3:05 Temperatures to heat up over the weekend