Tornado in Winnebago County, Illinois
Tornado April 17, 2026 · Winnebago County, Illinois
The path drawn at its surveyed width of 50 yards (0.03 mi) — zoom in and the swath grows to true scale. Other tornadoes recorded nearby that day are shown faint.
What the National Weather Service wrote
Storm chaser video showed a brief tornado touched down in an open field three miles from north of Pecatonica. The tornado was only on the ground for about two minutes and caused no known damage.
The wider storm
A line of severe thunderstorms moved across all of northern Illinois during the evening of April 17th producing several tornadoes and wind damage. Large hail occurred across parts of northwest Illinois and flooding occurred across parts of northeast Illinois.
Began near Pecatonica (42.3512, -89.3571).
Other tornadoes from the same storm system
9 more tornadoes the National Weather Service filed under this storm episode.
Source: NOAA Storm Events Database, event 1333713. Narratives are written by the National Weather Service forecast office that issued the report.
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