Heat Advisories in Tennessee
451 heat advisories since 1986. 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Heat Advisories
- 451
- Busiest year
- 201046 heat advisories
- Average year
- 21over 22 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Shelby County232
- Tipton County193
- Lauderdale County184
- Fayette County171
- Dyer County169
- Lake County161
- Haywood County158
- Hardeman County156
- Obion County154
- Crockett County149
- McNairy County145
- Madison County142
- Hardin County141
- Gibson County140
- Chester County138
- Weakley County127
- Henderson County123
- Decatur County122
- Carroll County119
- Henry County117
- Benton County90
- Lincoln County78
- Hickman County75
- Perry County75
- Houston County73
- Humphreys County73
- Lewis County72
- Wayne County72
- Dickson County71
- Lawrence County71
- Stewart County71
- Moore County70
- Montgomery County70
- Giles County65
- Williamson County65
- Cheatham County64
- Davidson County63
- Maury County63
- Robertson County62
- Rutherford County60
55 more counties
- Marshall County59
- Sumner County59
- Wilson County58
- Bedford County57
- Franklin County55
- Trousdale County54
- Macon County53
- Smith County50
- Cannon County35
- Hamilton County35
- Bradley County34
- DeKalb County33
- Coffee County32
- McMinn County32
- Meigs County32
- Rhea County32
- Marion County31
- Jackson County30
- Polk County29
- Clay County29
- Sequatchie County28
- Monroe County25
- Bledsoe County24
- Blount County20
- Loudon County20
- Putnam County20
- Roane County20
- Anderson County19
- Knox County19
- Overton County17
- Sevier County17
- Warren County17
- White County17
- Pickett County14
- Grundy County10
- Jefferson County10
- Union County10
- Cocke County9
- Grainger County9
- Hamblen County9
- Van Buren County9
- Fentress County7
- Morgan County6
- Cumberland County6
- Campbell County5
- Claiborne County5
- Greene County5
- Hancock County5
- Hawkins County5
- Scott County5
- Carter County3
- Sullivan County3
- Washington County3
- Johnson County1
- Unicoi County1
The latest heat advisories
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 12:25 PM CDT | Heat Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 6 days |
| Sep 13, 12:11 PM CDT | Heat Advisory | HUN | Franklin, Lincoln, Moore | 6 days |
| Sep 13, 11:08 AM CDT | Heat Advisory | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Davidson and 27 more | 7 days |
| Sep 12, 11:50 AM CDT | Heat Advisory | MEG | Lauderdale, Shelby, Tipton | 31 hr |
| Sep 9, 12:07 PM CDT | Heat Advisory | MEG | Lauderdale, Shelby, Tipton | 30 hr |
| Sep 8, 11:58 AM CDT | Heat Advisory | MEG | Benton, Carroll, Chester, Crockett, Dyer, Fayette and 11 more | 32 hr |
| Sep 8, 11:52 AM CDT | Heat Advisory | OHX | Cheatham, Davidson, Dickson, Houston, Humphreys, Montgomery and 2 more | 31 hr |
| Sep 7, 11:21 AM CDT | Heat Advisory | MEG | Fayette, Shelby | 33 hr |
| Sep 5, 7:57 PM CDT | Heat Advisory | OHX | Bedford, Giles, Hickman, Lawrence, Lewis, Marshall and 3 more | 24 hr |
| Sep 2, 12:58 PM CDT | Heat Advisory | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Hamilton and 14 more | 3 days |
| Sep 1, 11:32 PM CDT | Heat Advisory | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Claiborne and 22 more | 4 days |
| Sep 1, 10:43 AM CDT | Heat Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 5 days |
Nearby
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.