Funnel Cloud in Rock County, Wisconsin
Funnel Cloud April 15, 2026 · Rock County, Wisconsin
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
Public report of a funnel cloud near Janesville.
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 Downtown Janesville (42.6600, -89.0400).
Other tornadoes from the same storm system
1 more tornado the National Weather Service filed under this storm episode.
Source: NOAA Storm Events Database, event 1330625. Narratives are written by the National Weather Service forecast office that issued the report.
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