Jun 20, 2011
Supercell Thunderstorms developed in a short line from southeast Nebraska into southwest Iowa during the late evening of June 19th. The storms formed near a weak warm front that separated dew point temperatures in the lower 70s south of the boundary with slightly drier conditions to the north. The storms produced mainly large hail and at least one tornado on the Iowa and Missouri Border north of Tarkio Missouri. A little later that night another line formed along and a little south of Highwa
Source: NOAA National Weather Service Storm Events Database (event 301718). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Dodge County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.