Jul 6, 1998
Very warm and humid air was in place over Iowa in advance of an approaching frontal system. Dew point temperatures were approaching 80 degrees F. over a large part of Iowa. Initially, a line of thunderstorms developed from southwest Minnesota, southwest into Nebraska. This line progressed southeast during the evening. A couple of things happened during the mid evening hours. The first was the formation of a line of thunderstorms from west central Iowa into central Iowa. The storms produced
Source: NOAA National Weather Service Storm Events Database (event 5652964). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Dallas County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.