April 18, 2023 11:31 pm First Alert Weather: Warming Trend Set to Begin A warming trend across Southern California is expected to begin Wednesday. Meteorologist David Biggar has the full forecast. US & World Videos 3:04 First Alert Forecast: Temperatures stay in the 60s and 70s 3:36 First Alert Forecast: More May Gray 3:21 First Alert Forecast: Slowly clearing marine layer 3:37 First Alert Forecast: Cool Wednesday 3:38 First Alert Forecast: More May Gray