Philadelphia December 21, 2018 12:43 am NBC10 First Alert Weather: Stormy and Windy Days Ahead We’re in for stormy and windy conditions leading up to Christmas. NBC10 First Alert Weather meteorologist Steve Sosna has the 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