May 23, 2015
A slow-moving upper level trough of low pressure moved from the Rockies into the Plains on the 23rd and 24th. Very moist and slightly unstable air was in place across the Southern Plains ahead of this system. Several rounds of thunderstorms developed and moved across eastern Oklahoma, resulting in widespread heavy rainfall and flash flooding. An isolated damaging wind event also occurred.
Source: NOAA National Weather Service Storm Events Database (event 578358). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Okmulgee County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.