Who is this Buddy Holly-ish bank robber?

Humboldt County Sheriff’s Office press release: 

On Monday, October 24, 2016 at about 4:30 p.m. Humboldt County Deputies responded to Umpqua Bank on Central Avenue in McKinleyville for a report of a robbery that had just occurred. Witnesses stated the suspect entered the bank, walked up to a bank teller and handed them a note demanding money. No weapons were seen. The bank teller placed an undisclosed amount of cash into a black bag provided by the suspect. The suspect fled the scene on foot across Central Ave and proceeded toward the McKinleyville Shopping Center into the field behind Safeway. Deputies searched the area and were unsuccessful in locating the suspect. Arcata Police Department responded and assisted in the search with their K-9 unit and were also unable to locate the suspect.

The suspect is described as a white male adult, approximately 5’10”, 175 lbs, clean shaven, with short brown hair, black rim eyeglasses, wearing a maroon beanie with white print, black pants, black t-shirt, tan shoes, and a yellow rain poncho. The suspect is possibly associated with a white Dodge Caravan or Town and Country van.
The Federal Bureau of Investigations (FBI) responded and is also investigating the incident.

Anyone with information for the Sheriff’s Office regarding this case or related criminal activity is encouraged to call the Sheriff’s Office at 707-445-7251 or the Sheriff’s Office Crime Tip line at 707-268-2539.