A flood watch will go into effect Wednesday afternoon across much of Los Angeles and Ventura counties as weather officials warn about heavy rainfall and debris flows. The National Weather Service has issued a flood watch from Wednesday evening until Thursday afternoon.

Southern California was being pounded by a major storm Thursday morning, bringing evacuation warnings and fears of mudslides.

Los Angeles police distributed address-specific evacuation orders Tuesday to residents in burn areas of the Palisades, Sunset and Hurst fires, which are expected to be “susceptible to heavy rain.” Heavy rain is expected to start Wednesday evening and last through early Thursday morning,