First Alert Weather December 31, 2021 10:58 pm First Alert Weather: Rain for New Year's Day 2022 will start Saturday with rain for most of the Philadelphia region. Sunday will be drier, but get ready for a big cold snap starting Monday, says First Alert Meteorologist Brittney Shipp. US & World Videos 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 3:05 Temperatures to heat up over the weekend 2:05 Warming into the 80s by weekend's end