Flash Flood in Waukesha County, Wisconsin

Flash Flood April 15, 2026 · Waukesha County, Wisconsin

$10K

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Flash flooding of streets in many locations throughout Waukesha and extending into Brookfield. Farther to the south, Artesian Ave. was flooded and closed.

The wider storm

An organized area of low pressure tracked along a stationary over the region and brought lines and clusters of strong thunderstorms and heavy rainfall to southern WI. Flash flooding occurred in spots from Rock County to the Milwaukee area. One storm produced a tornado in Walworth county with a brief path.

Began near Edgewood (43.0369, -88.2797).

Other tornadoes from the same storm system

1 more tornado the National Weather Service filed under this storm episode.

EF1 Walworth County

Source: NOAA Storm Events Database, event 1330631. Narratives are written by the National Weather Service forecast office that issued the report.

Tornadoes near your address

See every tornado that passed near a place you know, measured to its path.