A Clinton man was arrested early Thursday morning on his suspected fourth intoxicated-driving offense, according to the Rock County Sheriff’s Office.

A deputy spotted a suspicious vehicle at 2:54 a.m. Thursday near 2932 S. Highway 140 and found the driver asleep at the wheel, according to a news release.

Thomas J. Farley, 33, of Clinton showed signs of intoxication and admitted drinking alcohol before driving. Farley also performed field sobriety tests, according to the release.

He was arrested on a charge of fourth-offense OWI and is currently being held at the Rock County Jail.