The Natrona County Sheriff's Office is asking for the public's help in locating a man who left the Casper Re-Entry Center for an appointment on Wednesday and did not return as scheduled.

Michael Andrew Phippin, 34, is described as a white male standing 5'11" tall and weighing 200 pounds. He has brown hair and blue eyes.

Phippin was originally sentenced out of Laramie County for possession of methamphetamine.

Anyone with information on Phippin's whereabouts is asked to contact the Natrona County Sheriff's Office at 235-9282.