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Flash Flood — Delaware, OK

Oct 5, 1998

Summary of flooding events for October 4-5 1998:What started out as Oklahoma's worst-ever October tornado outbreak turned into a widespread and serious flash flood event when a steady train of supercell thunderstorms moving across northeast Oklahoma on the evening of October 4 congealed into a slow-moving line of thunderstorms early on the morning of October 5. This line of thunderstorms remained nearly stationary roughly along I-44 through the overnight and pre-dawn hours of October 5, dumping

Source: NOAA National Weather Service Storm Events Database (event 5666777). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Delaware, OK

This event is one of many recorded floods in Delaware County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

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