• California is preparing for a wet Christmas due to a series of atmospheric rivers bringing heavy rain, strong winds, and mountain snow.
• Northern California, including the Sacramento Valley and Bay Area, will see showers intensify, while Southern California, including Los Angeles County, may experience heavy rain on Christmas Eve and Day.
• Residents should prepare for travel delays, slick roads, potential flooding, and landslides, especially in burn areas; clearing gutters and securing outdoor items is advised.