(Waukesha, WI) – Waukesha County Emergency Management monitored multiple rounds of severe storms as they moved through Waukesha County on the evening of Tuesday, April 14, 2026. 

A tornado has been confirmed to have impacted the Village of Lisbon, just north of the Village of Sussex, causing damage to commercial facilities, residences, and other structures. 

Waukesha County Emergency Management is currently assessing storm damage alongside the National Weather Service, with support from the Waukesha County Sheriff’s Department. County officials have also been in contact with first responders and the American Red Cross and are working to confirm the severity and scope of the damage. 

“At this time, our focus is on supporting recovery operations, coordinating with damage assessment, and working alongside our local, state, and nonprofit partners, “Alex Freeman, Waukesha County Emergency Management Coordinator said. “We are grateful for the work of our dispatchers, law enforcement, fire and EMS, public works, utilities crews, and restoration teams who have been responding since the storms began.” 

There are currently many personnel working in the impacted areas to secure hazards, support emergency response, and begin restoration and recovery efforts. Residents are urged to use caution and avoid damaged areas whenever possible. 

Public Safety Reminders: Waukesha County Emergency Management urges residents to: 

  • Stay away from downed power lines and assume all lines are energized. 
  • Use caution around storm debris, damaged buildings, and utility infrastructure. 
  • Do not drive through flooded roadways. 
  • Remain weather aware today, as additional severe storms are possible this evening. 
  • Have multiple ways to receive emergency alerts, including weather radios, mobile alerts, and trusted local information sources. 
  • County residents can sign up free for weather alerts through the County’s AlertSense system here: https://public.alertsense.com/SignUp/?RegionId=1140 
  • Take immediate protective action when warnings or emergency alerts are issued. 
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Additional information will be shared as damage assessments continue and more details are confirmed.