Jul 23, 2010
A very unstable airmass was in place over Iowa ahead of an approaching cold front and short wave. The cold front itself was over South Dakota, and set off a line of severe thunderstorms in front of it. Over central into south central Iowa, extending into the northeast counties, strong to severe thunderstorms broke out shortly after peak heating. Daytime highs reached the mid 80s to mid 90s across the state with dew points in the upper 70s to low 80s. Precipitable water values increased to be
Source: NOAA National Weather Service Storm Events Database (event 235112). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Warren County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.