John A. Hilke, 64, was driving his 2009 Harley Davidson northbound on Lemon Street when witnesses say he lost control of his motorcycle. Hilke was ejected from the motorcycle and died at the scene, according to the Sheriff's Office.
Hilke was not wearing a helmet at the time of the crash.
The St. Croix EMS and North Hudson Police Department also responded to the incident. The Sheriff's Office reported that this was the eighth fatality of the year.