Summer isn’t letting go of the Mid-South.
Heat Advisories now stretch from north Alabama through west Tennessee and into Middle Tennessee, with heat index values as high as 108 degrees and the hottest advisory extended all the way into Sunday evening.
North Alabama and Southern Middle Tennessee: Advisory Through Saturday
The NWS Huntsville office has a Heat Advisory in effect until 8 PM CDT Saturday.
Heat index values of 100 to 105 are expected across all of north Alabama and southern middle Tennessee.
Huntsville, Florence, Decatur, Cullman, Athens, Guntersville, Scottsboro, Fort Payne and Fayetteville are all included.
The Mid-South: Arkansas, Mississippi, Missouri and West Tennessee
The NWS Memphis office has the largest footprint of the three, also running until 8 PM CDT Saturday.
Heat index values up to 106 degrees are forecast across east Arkansas, north Mississippi, southeast Missouri and west Tennessee.
Memphis, Jonesboro, Jackson, Tupelo, Oxford, Southaven, Collierville, Dyersburg, Union City and Corinth are among the dozens of cities covered.
Middle Tennessee: Advisory Extended Through Sunday as Heat Index Hits 108
The NWS Nashville office extended its Heat Advisory Thursday night, pushing it all the way to 7 PM CDT Sunday, the longest run of the three.
Heat index values up to 108 degrees are expected across Middle Tennessee, including Nashville, Murfreesboro, Franklin, Clarksville, Columbia, Cookeville and Shelbyville.
Nashville’s own numbers show just how persistent this heat has been.
A century-old record, still within reach in 2026.
More Triple-Digit Days Ahead
Forecasters aren’t calling for relief anytime soon.
Widespread rain, and the cooler air that usually comes with it, doesn’t look likely until next week.
Why It Matters
A Heat Advisory means hot temperatures combined with high humidity can turn dangerous, especially for anyone working or exercising outdoors.
Heat-related illness builds up gradually. It often catches people off guard precisely because the danger isn’t obvious in the moment.
How to Stay Safe
Drink plenty of fluids and stay in an…
Read full article: Dangerous Heat Threatens Arkansas, Mississippi, Missouri and Tennessee as Temperatures Soar Again
The post “Dangerous Heat Threatens Arkansas, Mississippi, Missouri and Tennessee as Temperatures Soar Again” by Viktor Vincej was published on 09/18/2026 by www.travelinglifestyle.net