EF1 Tornado — Mcdonough, Illinois

2025-04-20 · near Blandinsville, Mcdonough, Illinois

Event narrative

An EF-1 tornado started just south of Blandinsville and tracked to NE along a 7 mile path. Tree damage was noted at numerous locations with large branches and some trees snapped. Power poles in two locations were snapped, resulting in an estimated max wind speed of 100 MPH.

Wider weather episode

A line of severe thunderstorms lifted north northeastward across northwest Illinois, mainly south of Interstate 80, on the evening of April 20th. This brought numerous tornadoes to the area as well as straight-line wind damage. Fourteen tornadoes occurred in northwest Illinois. 7 of them were EF-1, 5 EF-0, and 1 EF-U. The longest track tornado of the event was on the ground for 16 miles and traveled from Victoria in Knox County through Galva before lifting west of Kewanee in Henry County.

View location on OpenStreetMap → (40.5200, -90.8800)

Source: NOAA Storm Events Database, event_id 1251974. Narrative written by the NWS forecast office that issued the report.