Flash Flood — Mcnairy, Tennessee

2020-07-01 · near Selmer, Mcnairy, Tennessee

Event narrative

A levee broke outside of Selmer toward Purdy which, when combined with very heavy rainfall of up to eight inches, resulted in widespread flash flooding. Twenty people were rescued. Ten homes and 50 businesses were flooded and damaged. Roads and bridges were also damaged.

Wider weather episode

Slow-moving thunderstorms developed along an outflow boundary across West Tennessee, near the Tennessee River, and Northeast Mississippi during the early morning hours on July 1, 2020. Some locations picked up more than 8 inches of rain. Meanwhile, a mesoscale convective system that developed over Southeast Nebraska and Northwest Missouri earlier in the day raced southeast and moved through the Mid-South during the afternoon and early evening hours with more heavy rain and isolated wind damage.

View location on OpenStreetMap → (35.1800, -88.6000)

Source: NOAA Storm Events Database, event_id 909480. Narrative written by the NWS forecast office that issued the report.