December 7, 2016 7:18 pm NBC10 First Alert Weather: Cold Air Coming In Get ready for the cold because temperatures are dropping in our region. NBC10 First Alert Weather Meteorologist Krystal Klei has your neighborhood weather. US & World Videos 2:43 Philly is warmer than Miami, Florida, Monday 2:06 Feeling like summer 2:36 A summer preview 2:50 One more cool day, then warmer weather ahead 3:15 Cold night, then a big warmup this weekend