Motorcycle crash in Town of Theresa, Wisconsin on Interstate 41 at State Highway 28

Published by Dunk Law Firm

Published:

A motorcyclist was seriously injured in a crash on Interstate 41 in the Town of Theresa, Wisconsin, on a Thursday, the Dodge County Sheriff's Office announced. The sheriff's office said the crash happened just after 11:15 a.m. According to the report, a 2012 black Harley-Davidson was traveling north on the interstate when it rear-ended a blue 2013 Toyota Corolla that was traveling ahead of it.

Reporting source: [WMTV15 News](https://www.wmtv15news.com/2026/10/30/man-seriously-injured-following-motorcycle-crash-town-theresa/). The incident account is preliminary and does not establish a final determination of fault.

The sheriff's office said the motorcycle driver, a 36-year-old man from Menasha, lost control and was ejected. He was not wearing a helmet, and authorities described his injuries as potentially life-threatening. A Flight for Life helicopter took him from the scene. The Toyota's driver, a 61-year-old man from Fond du Lac, was not injured and stayed at the scene.

The sheriff's office said it is withholding the names of the people involved pending family notification. The crash closed the northbound lanes of Interstate 41 at State Highway 28. Traffic was moved onto State Highway 28, and the interstate was closed for two hours. The crash remains under investigation. Several agencies helped at the scene, including the Lomira Fire Department and First Responders, Teresa EMS, Knowles Fire Department, Fond du Lac Paramedics, Wisconsin State Patrol, the Washington County Sheriff's Office, DCERT and Flight for Life. The report does not say what caused the crash.

What Makes This Incident Different

The report describes a specific sequence: the motorcycle rear-ended the Corolla, then the rider lost control and was ejected. Rear-end collisions on a highway often raise questions about speed, spacing and what each driver could see. The report gives the order of events but not those details, so no one should treat it as showing why the contact occurred.

The report also notes that the rider was not wearing a helmet and had potentially life-threatening injuries. Helmet use is a reported circumstance that may be relevant to how severe the injuries were. It does not by itself explain why the crash happened, and it does not settle who may be responsible. Those questions depend on the full investigation.

The two-hour closure of northbound I-41 at State Highway 28 reflects the scale of the emergency response and scene work. It does not show fault or the extent of anyone's injuries.

Questions Investigators May Examine

Investigators may examine how the speeds of the two vehicles and the distance between them changed before contact. The report does not provide those details. Vehicle damage patterns, any available traffic or dash camera video, and the final crash report may help clarify them.

Investigators may also look at whether the motorcycle lost control because of the collision itself or because of something that happened before it. Scene marks, vehicle damage, witness accounts and any video may help establish the order of events.

Finally, the relationship between the reported injuries, the ejection and the impact is a medical question as much as a crash question. Medical records and the official report may help answer it, if they are released and available. The evidence will determine what conclusions are supported.

Evidence That May Need to Be Preserved

After a serious highway crash, some records can be lost or overwritten quickly. Categories of evidence that may be worth preserving include:

  • The official crash report and any supplemental reports from the Dodge County Sheriff's Office or Wisconsin State Patrol
  • Photographs and video of the vehicles, the roadway and the scene, including any traffic or dash camera footage
  • The motorcycle and the Toyota in their post-crash condition, along with any onboard data the vehicles may have recorded
  • Names and contact details for witnesses, including other motorists who stopped
  • Emergency response and air medical records, and hospital records documenting the injuries and treatment
  • Records of medical bills, time away from work and other losses
  • Any communications with insurers, kept in writing where possible

This list describes types of records that could exist. It does not mean any of them exist or have been obtained in this case.

What Families Should Know

When a person is airlifted with potentially life-threatening injuries, families often face medical decisions, time away from work and unfamiliar insurance questions all at once. It is reasonable to keep the focus on care and recovery first. Names were withheld in this report pending family notification, and families can expect information to develop over time as the investigation continues.

In crashes involving more than one vehicle, insurers may ask for recorded statements early. Before giving one, you may want to understand what is being asked and why. Injury cases can also involve questions about how responsibility is shared among those involved, so it helps to avoid guessing about fault in conversations or on social media. A preliminary report does not decide who is responsible.

Wisconsin law sets time limits for certain claims, and the rules can depend on the facts. A lawyer can review the circumstances and explain which rules may apply.

How Dunk Law Firm Can Help

Dunk Law Firm represents people hurt in motorcycle and highway crashes in Wisconsin. If you or a loved one was involved in this crash, or in a similar one on Interstate 41 or elsewhere in Dodge County, we can talk through what happened, explain what records may be worth requesting, and help you understand your options. Reaching out does not mean a claim exists or that any outcome is certain. It is a way to get answers while the evidence is still available.

This post is based on publicly available news reports and is provided for general information only. It is not legal advice.