Excessive Heat — Sumner, Tennessee

2025-07-30 · Sumner, Tennessee

Event narrative

A weather station in Gallatin recorded a maximum heat index of 112 degrees.

Wider weather episode

Strong high pressure continued to have a hold on much of the central and eastern parts of the United States on July 30, 2025. With high temperatures and high dewpoints, heat indices around and above 110 degrees were common for many locations west of the Cumberland Plateau.

Source: NOAA Storm Events Database, event_id 1268557. Narrative written by the NWS forecast office that issued the report.