Dekorra Township, WI (May 17, 2026) – A motorcyclist died on Saturday afternoon, May 16, following a crash involving an SUV in Dekorra Township, according to the Columbia County Sheriff’s Office. The collision occurred around 2:35 p.m. on County Highway J near County Highway CS.
Investigators said a 19-year-old driver from Dane was traveling southbound in an SUV when the vehicle crossed to the left of the centerline near a curve in the roadway. The SUV then collided nearly head-on with a motorcycle operated by a 71-year-old man from Sun Prairie.
Emergency units arrived and found the motorcyclist in a ditch near the crash site. First responders provided immediate aid, but the rider was later pronounced dead at the scene. Authorities have not yet released the victim’s identity pending notification of family members.
Officials said the SUV driver was not injured in the crash. County Highway J remained closed for more than six hours while crews investigated and cleared the area. The crash remains under investigation as authorities continue reviewing the circumstances surrounding the collision.
We extend our sincere condolences to the family and loved ones of the deceased motorcyclist.
What Is Commonly Reviewed in Near-Head-On Motorcycle Crashes?
Near head-on crashes involving motorcycles are often investigated by reviewing lane positioning, roadway curves, and driver steering actions before impact. Investigators typically examine whether a vehicle crossed the centerline and how quickly drivers reacted once the danger became visible.
Curved rural roads can create visibility challenges, especially when vehicles drift from their lanes. Damage patterns, debris fields, and tire marks are commonly used to reconstruct the sequence of events and determine the point of impact.
Because motorcycles offer limited protection during collisions, investigators may also review rider positioning and travel speed. Scene evidence collected after the crash often plays a major role in understanding how the collision unfolded.
