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Flash Flood — Trego, KS

Aug 28, 2025

An upper-level trough was positioned in northern Kansas with a 700 mb temperature gradient stretching into SW Kansas with a wedge of high moisture. On the afternoon of the 27th, supercells initiated and produced severe hail and winds. Into the evening, it became a more multicellular regime with widespread heavy rainfall. This produced flash flooding in multiple counties.

Source: NOAA National Weather Service Storm Events Database (event 1292482). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Trego, KS

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

View Trego County flood data →

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