Evacuation warnings have been issued in several Southern California areas, including Palisades and Eaton, as a significant winter storm is expected to bring heavy rain, strong winds, and a risk of flash flooding. Residents near burn scars from recent wildfires are urged to prepare for possible mud and debris flows. The National Weather Service has issued flood watches across the region, highlighting the potential for severe weather, including thunderstorms and even tornadoes. The storm is anticipated to impact many areas, prompting local officials to mobilize resources and advise residents to take precautionary measures.