ALT Dangerous floods, rockslides, & mudslides across Southwest California are likely on Christmas eve and day. The areas with the highest risk for life-threatening floods and landslides are outlined from southeast Santa Barbara County through Central Ventura County extending through Central Los Angeles County. These areas include the San Fernando Valley, Downtown LA, Simi Valley, Santa Clarita Valley, Conejo Valley, San Gabriel Valley, Santa Paula, Altadena, Glendora and areas in between. However, dangerous flooding and landslides are also expected outside of the outlined area. NEVER DRIVE THROUGH FLOODED ROADS and Follow directions from Emergency Management and Law Enforcement. Take precautions if in an area susceptible to floods by having multiple ways to receive reliable notifications, and be aware that it will take less and less rain for there to be more and more impacts as the week progresses.