May 18, 2013
A severe thunderstorm moved northeastward across Ziebach County and produced golf ball size hail in the Red Elm area. Three to five inches of rain fell in less than two hours, causing several small streams and creeks to quickly overflow their banks. Water flowed over roads and flooded pastures.
Source: NOAA National Weather Service Storm Events Database (event 449380). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Ziebach County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.