Three children drowned on Wisconsin's Geneva Lake on Friday, July 3, 2026, after a storm flipped a small recreational motorboat and it sank. Ten people were on the boat.

First responders pulled one child and six adults from the water. Three children went missing and were found later by rescuers, but all three died at hospitals. All four children on the boat were wearing lifejackets when it capsized, according to the Lake Geneva Police Department. The boat's operator was trying to reach safer water when the storm became too strong.

The storm caused damage across the whole area. Trees and power lines fell down. Buildings were damaged. At least one person was hurt by a falling tree. Sheriff's deputies in Walworth County had trouble responding to some emergency calls because fallen trees and power lines blocked the roads, according to The Guardian.

Many agencies responded to the emergency: the county sheriff's office, local fire departments, water safety patrols, and medical examiners all helped. The Wisconsin Department of Natural Resources and Geneva Lake Law Enforcement Agency are now investigating. The children's names have not been released while families are being told.

The disaster happened during the July 4th weekend, when the country was celebrating 250 years since Independence Day. Much of the nation was also dealing with extreme heat. Geneva Lake is a popular spot for boating in southeastern Wisconsin, and many people would have been out on the water trying to cool off.

All four children wore lifejackets, yet three still died. This shows how powerful the storm was. Lifejackets help keep people floating, but they cannot always save someone in a really bad storm — especially children in cold water, where cold temperatures and confusion can make drowning more likely. The Lake Geneva Police Department told boaters to check the weather, notice when conditions get worse, and get to shore fast if a storm is coming. Inland lakes like Geneva Lake can change very quickly, sometimes faster than weather services warn people about.

Investigators will look at whether the boat was in good condition, when the storm happened, if warnings were given, and what the operator did. Wisconsin naturally resources officials always check these things when boats have accidents — and whether everyone had lifejackets will be part of that review.

The families of the children who died have not been publicly named yet. No other details about the adults who survived or who was operating the boat have been shared.