UPDATE: Police say Elizabeth Williams was located unharmed in Miami.
A Silver Alert has been issued for a woman missing from Boca Raton.
Police are looking for Elizabeth Williams.
The 65-year-old is 5'3" tall, weighs 130 pounds, has short gray hair and is wearing a turquoise shirt, according to police.
She may be driving a 2001 silver or champagne-colored Toyota Camry with South Carolina tag ARE877.
It has a tow hitch and a dent on the driver's side of the trunk.
Police say Williams, who is thinner than her pictures shows, and has hair that is shorter and grayer than the photo circulated, suffers from severe dementia and has numerous medical conditions.
Anyone with information should call Boca Raton police at (561) 368-6201 or their local police agency