NWUS53 KLOT 172200 LSRLOT Preliminary Local Storm Report National Weather Service Chicago IL 500 PM CDT Fri Apr 17 2026 ..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 0459 PM Tornado 3 SSE Shirland 42.41N 89.18W 04/17/2026 Winnebago IL Trained Spotter Trained spotter reports tornado on the ground just southeast of Harrison. && $$ WSL