California April 20, 2018 4:44 pm PM Forecast: Warmup for the Weekend Temperatures will be warming up for the weekend. Belen De Leon has your First Alert Weather forecast on the NBC4 News at 4 p.m. on April 20, 2018. US & World Videos 4:00 FEMA crews searching for human remains in LA County wildfire zones 1:30 Watch from the cockpit as the National Guard drops fire retardant on Palisades Fire 2:38 Why USC wants foreign students to return to campus by Jan. 13 6:59 Is compounded weight loss drug for you? 2:30 Israel says it has launched retaliatory attacks in Iran