weather forecast April 21, 2021 4:48 pm NBC10 First Alert Weather: Big Temperature Drop Follows Wednesday's Storms Storms hit our region on Wednesday and now we’re dealing with a big drop in temperatures. NBC10 First Alert Weather meteorologist Brittney Shipp has the forecast. US & World Videos 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 2:06 Feeling like summer