Alert archive / Tennessee / Excessive Heat Warnings
Excessive Heat Warnings in Tennessee, 2023
10 excessive heat warnings in 2023. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of excessive heat warnings reaches back to 2005.
Excessive Heat Warnings by county
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Excessive Heat Warnings
- 10
- Busiest month
- August5 excessive heat warnings
- Busiest day
- June 28, 20233 excessive heat warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 3:06 AM CDT | Excessive Heat Warning | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Davidson and 30 more | 65 hr |
| Jun 28, 3:39 AM CDT | Excessive Heat Warning | HUN | Lincoln, Moore | 4 days |
| Jun 28, 3:54 AM CDT | Excessive Heat Warning | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 4 days |
| Jun 29, 1:49 PM CDT | Excessive Heat Warning | OHX | Dickson, Hickman, Houston, Humphreys, Lawrence, Lewis and 4 more | 30 hr |
| Jul 18, 3:01 PM CDT | Excessive Heat Warning | MEG | Dyer, Lake, Lauderdale, Shelby, Tipton | 29 hr |
| Aug 2, 3:34 AM CDT | Excessive Heat Warning | MEG | Lauderdale, Shelby, Tipton | 41 hr |
| Aug 5, 1:31 PM CDT | Excessive Heat Warning | MEG | Shelby | 6 hr |
| Aug 11, 2:17 PM CDT | Excessive Heat Warning | MEG | Fayette, Shelby | 6 hr |
| Aug 22, 3:08 AM CDT | Excessive Heat Warning | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 5 days |
| Aug 24, 2:10 AM CDT | Excessive Heat Warning | OHX | Dickson, Hickman, Houston, Humphreys, Lawrence, Lewis and 4 more | 42 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Shelby County6
- Lauderdale County4
- Tipton County4
- Dickson County3
- Hickman County3
- Houston County3
- Humphreys County3
- Lawrence County3
- Lewis County3
- Montgomery County3
- Perry County3
- Stewart County3
- Wayne County3
- Dyer County3
- Fayette County3
- Lake County3
- Benton County2
- Carroll County2
- Chester County2
- Crockett County2
- Decatur County2
- Gibson County2
- Hardeman County2
- Hardin County2
- Haywood County2
- Henderson County2
- Henry County2
- McNairy County2
- Madison County2
- Obion County2
- Weakley County2
- Bedford County1
- Cannon County1
- Cheatham County1
- Clay County1
- Coffee County1
- Davidson County1
- DeKalb County1
- Giles County1
- Grundy County1
19 more counties
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.