Yamileth Castoneda, 16, has been reported missing from Port Jefferson. She was last seen on Monday, March 3, 2025, wearing a black sweater and pajama pants. The New York State Missing Persons Clearinghouse issued alerts as concern for her welfare grew, but no further details about the circumstances of her disappearance have been released.

Law enforcement and family are asking for public help and have set up a dedicated hotline at 1-800-346-3543 for tips. Officials have not said whether she is considered at risk. If anyone saw Yamileth on or after March 3, 2025, or has information about where she might be, please call the hotline. Who in the Port Jefferson area might have seen her that day?