Jul 10, 2021
A Mesoscale Convective Vortex (MCV) generated by prior convection across Kansas and Missouri tracked into west-central Illinois during the afternoon of July 10th. Despite minimal instability, the enhanced low-level vorticity created by this feature was enough to trigger several rotating thunderstorm cells across west-central Illinois. Five brief tornadoes touched down across portions of Schuyler, Cass, and Morgan counties...with minor damage reported. Meanwhile further south, flash flooding o
Source: NOAA National Weather Service Storm Events Database (event 966028). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Clay County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.