NWUS53 KLOT 181742 LSRLOT Preliminary Local Storm Report National Weather Service Chicago IL 1242 PM CDT Mon May 18 2026 ..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON... ..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.... ..REMARKS.. 1115 AM Marine Tstm Wind 1 NE Montrose Harbor 41.97N 87.63W 05/18/2026 M52 MPH LMZ741 IL Mesonet Mesonet station XMTB Montrose Beach Light. && $$