weather forecast 16 hours ago Below average chill for the rest of the work week Conditions stay dry as temperatures remain below average for this time of the season. NBC10 First Alert Weather meteorologist Michelle Rotella has the forecast. US & World Videos 2:11 Chill in the air for comet and supermoon viewing 1:11 Capturing a glimpse of rare comet, supermoon over Philadelphia region 2:39 Chilly morning in Philadelphia region, but warmer temps ahead 2:56 Tracking frosty conditions 2:45 Bundle up on another chilly morning