Jul 2, 1999
In years to come, July 1999 will be remembered in northeast Iowa for the "Floods of '99". Record to near record river flooding affected much of this area through the month. Within the Des Moines HSA, the major rivers most affected were the Cedar, Shell Rock, and Beaver Creek. However, numerous tributaries and smaller streams saw severe flooding and flash flooding due to repeat heavy rainfall events. Much of the month featured strong ridging both surface and aloft anchored over the southeaste
Source: NOAA National Weather Service Storm Events Database (event 5706128). 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.