May 14, 2003
An upper level disturbance induced a surface low pressure on a boundary across Eastern Iowa that moved into Northwest Illinois and far Northeast Missouri. Subsequent thunderstorms that developed were prolific hail producers due to extremely cold air aloft. Additional outflow boundaries produced by the initial thunderstorms created new storms and brief funnel clouds that fortunately never touched down. Pea sized hail (0.25 inch) continued continuously for 20 minutes in Princeton, Illinois and
Source: NOAA National Weather Service Storm Events Database (event 5359231). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Buchanan County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.