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Flash Flood — Sullivan, TN

Mar 28, 2021

Thunderstorms with large hail spread northward across East Tennessee during the early morning hours of March 27, reaching southwest Virginia by late morning. These storms were associated with a warm front, which later stalled across northeast Tennessee. This stalled front was the focus of additional thunderstorms that produced damaging wind gusts and flooding in the evening of March 27 and into March 28.

Source: NOAA National Weather Service Storm Events Database (event 951169). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Sullivan, TN

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

View Sullivan County flood data →

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Sullivan, TN · Mar 28, 2021

Thunderstorms with large hail spread northward across East Tennessee during the early morning hours of March 27, reaching southwest Virginia by late morning. These storms were associated with a warm front, which later stalled across northeast Tennessee.

Read the full account →