Severe Weather in Knox County, Tennessee

Every severe weather report published for Knox County, Tennessee, newest first.

Severe WeatherSep 2, 2026, 2:23 p.m. ETTennessee, United States
Heat Advisory for Scott, Campbell, Morgan and Other East Tennessee Counties Until 8 PM EDT Friday
The National Weather Service warns that afternoon heat index values could reach 105 degrees in parts of East Tennessee, posing a risk of heat illness until 8 p.m. EDT Friday.
Severe WeatherSep 2, 2026, 12:53 a.m. ETTennessee, United States
Heat Advisory Extended Through 8 PM EDT for Roane, Loudon, Sequatchie and Other East Tennessee Counties
The National Weather Service has extended the Heat Advisory for portions of East Tennessee, including Roane, Loudon, and Sequatchie counties, until 8 PM EDT Wednesday.

Heat Advisory for Scott, Campbell, Morgan and Other East Tennessee Counties Until 8 PM EDT Friday