County: San Mateo, CA | Disaster Type: Disasters, Extreme Cold & Winter Storm, and Severe Storm | Incident: California Winter Storm (01/2023) | Resource Type: General Incident Information, Road Closures, and Sandbags

San Mateo County, California Winter Storm – General Information, County Executive’s Office

The County of San Mateo and surrounding regions are experiencing a series of winter atmospheric river storm events. Please click here for links to the following:

  • Evacuation Information
  • Shelter Sites
  • Sand and Sandbag Distribution Locations/Stockpiles
  • Road Closure Information
  • Health and Safety Guidelines

During emergencies, public safety personnel are busy responding to urgent life and safety issues. Please refrain from calling 911 unless necessary.