First Alert Forecast February 4, 2024 4:19 pm First Alert Forecast: Sunday 4 p.m. storm update A flash flood warning was issued for a widespread part of Los Angeles County. NBC4’s Stephanie Olmo has the forecast for 4 p.m. Sunday, Feb. 4, 2024. US & World Videos 2:35 First Alert Forecast: Another round of May Gray 3:09 First Alert Forecast: What's ahead for the weekend 3:39 First Alert Forecast: May Gray Lingers 3:04 First Alert Forecast: Temperatures stay in the 60s and 70s 3:36 First Alert Forecast: More May Gray