weather forecast September 9, 2020 11:38 pm NBC10 First Alert Weather: Heavy Rain and Flooding on Thursday We’re in for heavy rain and localized flooding on Thursday. NBC10 First Alert Weather meteorologist Krystal Klei has the forecast. US & World Videos 2:16 Clearing out, warming into the 80s 2:35 Warm trend continues, but rain is on the way 2:47 The string of warm days continues 2:32 Warm spring days feeling more like summer 2:43 Philly is warmer than Miami, Florida, Monday