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Flood — Johnston, OK

May 2, 2025

Numerous severe thunderstorms impacted portions of central and southern Oklahoma and western-north Texas early on the morning of the 2nd. Synoptically, this convective episode was driven by the approach of a weak shortwave trough rounding the periphery of a broader upper system across the Central and Northern Plains. Very strong elevated instability and sufficient wind shear promoted organized thunderstorm clusters and eventually a semi-organized line across the aforementioned region, producing

Source: NOAA National Weather Service Storm Events Database (event 1261715). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Johnston, OK

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

View Johnston County flood data →

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