Jul 5, 2004
Moderately unstable air was in place over Iowa as an upper level low pressure area lifted northeast across the area. At the surface, low pressure moved into west central Iowa by the early afternoon hours. A warm front extended east from the low across central Iowa. Temperatures warmed into the low to mid 80s south of the front with dew point readings around 70 degrees. CAPE values by late afternoon were in the 2200 J/kg range with lifted indices in the -4 to -5 degree range. Thunderstorms d
Source: NOAA National Weather Service Storm Events Database (event 5411462). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Cerro Gordo County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.