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Flash Flood — Grayson, TX

Apr 30, 2025

A slow moving front and an upper trough generated scattered thunderstorms on April 29, and widespread showers and thunderstorms on April 30, across much of North and Central Texas. Some of these storms became severe with large hail and damaging winds, but the most impactful weather was flash flooding due to the slow movement of the front and the resulting ���training��� of thunderstorms along and near the front.

Source: NOAA National Weather Service Storm Events Database (event 1256540). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Grayson, TX

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

View Grayson County flood data →

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