May 21, 2021
Multiple rounds of thunderstorms over a several day period resulted in widespread two to four inch rainfall across much of northeastern Oklahoma, with locally up to six inches occurring. This widespread, heavy rainfall resulted in moderate flooding of the Neosho River near Commerce.
Source: NOAA National Weather Service Storm Events Database (event 958764). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Ottawa County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.