Philadelphia September 17, 2019 7:36 am First Alert Weather: Plenty of Sunshine Temperatures are expected in the mid-70s under sunny skies Tuesday. NBC10 First Alert Weather meteorologist Bill Henley has the full 10-day forecast. US & World Videos 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 2:05 Warming into the 80s by weekend's end