weather forecast December 13, 2024 5:09 pm Temperatures to take a plunge into the teens overnight Cold temperatures stick around as we enter the weekend. NBC10 First Alert Weather meteorologist Michelle Rotella has your forecast. US & World Videos 3:23 Cold temperatures stick around with clouds 2:55 Bundle up! It's still chilly across the Philadelphia region 2:59 Cold start to the weekend 3:09 Chilly air lingers across the Philadelphia region 3:51 Breezy, cold and sunny day ahead