Thomas Ashton
Thomas Ashton. Courtesy @SDSheriff Twitter

An at-risk 71-year-old man went missing in Ramona Monday.

Thomas Ashton was last seen about 10:45 a.m. near Sky Valley Drive and Highland Valley Road, according to the San Diego County Sheriff’s Department.

He was described as 5 feet, 10 inches tall, 130 pounds, with blue eyes and balding brown hair. He was last seen wearing a beige hat, bright blue long-sleeved shirt, navy blue sweatpants and beige slip-on shoes.

“He may not be able to communicate well,” the sheriff’s department said in a statement.

Anyone who sees him was asked to call 911.