Apr 18, 2008
A strong low pressure system lifted northeast out of the southwest U.S. The system moved very slowly and produced a large rain shield. Moderate to heavy rain fell over an extended period of time over parts of eastern Iowa. Rainfall totals were in the 2 to 3 inch range over a 36 hour period in an arc extending from west of Ottumwa through the Waterloo area. Spot reports of around 4 inches were received. The ground was already saturated before the event began. As a result, numerous county roa
Source: NOAA National Weather Service Storm Events Database (event 81847). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Black Hawk County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.