UPDATE at 3:00 p.m. on 4/15/2026 — The National Weather Service has confirmed an EF1 tornado touched down southwest of Endeavor in southwest Marquette County.
That tornado traveled on the ground for 50 yards, causing structural and tree damage.
UPDATE at 1:15 p.m. on 4/15/2026 — The National Weather Service Storm Survey confirmed an EF2 tornado touched down on April 14 in the Village of Lisbon, just north of the Village of Sussex, in northern Waukesha County.
Maximum winds were noted at 120 mph, with the tornado traveling 3.2 miles and staying on the ground for 6 minutes.
The NWS Storm Survey next heads to East Troy, then to other parts of eastern Walworth and western Racine and Kenosha Counties to survey damage there.
LISBON, Wis. — Waukesha County Emergency Management has confirmed a tornado touched down Tuesday night in the Village of Lisbon, just north of the Village of Sussex, causing damage to commercial facilities, residences, and other structures in the area. Officials say no one was hurt.
Waukesha County Emergency Management is currently assessing storm damage alongside the National Weather Service, with support from the Waukesha County Sheriff’s Department.
“At this time, our focus is on supporting recovery operations, coordinating with damage assessment, and working alongside our local, state, and nonprofit partners, “ said Waukesha County Emergency Management Coordinator Alex Freeman. “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.”
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.
Public Safety Reminders:
- 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.
Additional information will be shared as damage assessments continue and more details are confirmed.
