Flash Flood — Anderson, Tennessee

2022-07-20 · near Elza, Anderson, Tennessee

Event narrative

Multiple roadways flooded, from back roads to main highways such as Clinton Hwy and Oak Ridge Hwy near Clinton.

Wider weather episode

A humid airmass remained in place beneath a west-northwesterly flow aloft. Weak boundaries triggered convection in WNW to ESE oriented bands, some which were anchored to higher terrain. The result was excessive rainfall with training cells.

View location on OpenStreetMap → (36.0500, -84.1900)

Source: NOAA Storm Events Database, event_id 1049104. Narrative written by the NWS forecast office that issued the report.