Alert archive / Tennessee / Mesoscale Discussions

Mesoscale Discussions in Tennessee, 2026

119 mesoscale discussions in 2026. 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 mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in 2026. Tap one for its archive.

Mesoscale Discussions
119
Busiest month
July28 mesoscale discussions
Busiest day
April 28, 20267 mesoscale discussions

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.

IssuedProductOfficeCountiesLasted
Jan 24, 5:54 AM CSTMesoscale DiscussionSPCBedford, Benton, Bledsoe, Cannon, Carroll, Cheatham and 62 more6 hr
Jan 24, 12:17 PM CSTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Blount, Bradley, Cannon and 36 more5 hr
Jan 24, 5:45 PM CSTMesoscale DiscussionSPCAnderson, Campbell, Carter, Claiborne, Clay, Cumberland and 23 more5 hr
Jan 24, 7:46 PM CSTMesoscale DiscussionSPCCrockett, Dyer, Fayette, Hardeman, Haywood, Lauderdale and 3 more5 hr
Jan 25, 1:23 AM CSTMesoscale DiscussionSPCBedford, Benton, Carroll, Cheatham, Chester, Crockett and 36 more4 hr
Mar 4, 5:30 PM CSTMesoscale DiscussionSPCLake2 hr
Mar 4, 10:51 PM CSTMesoscale DiscussionSPCLake, Obion114 min
Mar 7, 9:57 AM CSTMesoscale DiscussionSPCBenton, Cannon, Carroll, Cheatham, Chester, Clay and 39 more3 hr
Mar 7, 1:44 PM CSTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Campbell, Cannon, Claiborne and 27 more2 hr
Mar 11, 10:15 AM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Decatur, Dickson, Fayette and 13 more3 hr
Mar 11, 2:22 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Clay, Coffee, Cumberland and 28 more113 min
Mar 11, 4:31 PM CDTMesoscale DiscussionSPCAnderson, Bledsoe, Blount, Bradley, Campbell, Claiborne and 16 more119 min
Mar 15, 3:27 PM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 12 more93 min
Mar 15, 6:43 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more2 hr
Mar 15, 7:39 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Cheatham, Clay, Coffee and 36 more2 hr
Mar 15, 10:02 PM CDTMesoscale DiscussionSPCGiles, Lawrence, Wayne88 min
Mar 15, 10:54 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Clay, Coffee, Cumberland and 28 more2 hr
Mar 16, 3:21 AM CDTMesoscale DiscussionSPCCarter, Cocke, Greene, Johnson, Sullivan, Unicoi and 1 more114 min
Mar 21, 2:31 PM CDTMesoscale DiscussionSPCAnderson, Blount, Campbell, Carter, Claiborne, Cocke and 15 more119 min
Apr 2, 3:48 PM CDTMesoscale DiscussionSPCLake117 min
Apr 4, 5:11 PM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Blount, Bradley, Campbell and 43 more2 hr
Apr 16, 3:22 PM CDTMesoscale DiscussionSPCLake113 min
Apr 16, 5:04 PM CDTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Crockett, Dickson, Dyer and 11 more86 min
Apr 27, 1:44 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 16 more2 hr
Apr 27, 6:18 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Dyer, Fayette and 13 more87 min
Apr 27, 8:10 PM CDTMesoscale DiscussionSPCLake2 hr
Apr 27, 10:09 PM CDTMesoscale DiscussionSPCDyer, Lake, Obion2 hr
Apr 27, 10:31 PM CDTMesoscale DiscussionSPCBedford, Cannon, Cheatham, Clay, Davidson, Decatur and 23 more119 min
Apr 28, 1:00 AM CDTMesoscale DiscussionSPCBenton, Cannon, Carroll, Cheatham, Chester, Clay and 32 more2 hr
Apr 28, 2:18 PM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 12 more57 min
Apr 28, 4:51 PM CDTMesoscale DiscussionSPCAnderson, Bedford, Benton, Campbell, Cannon, Carroll and 50 more114 min
Apr 28, 5:26 PM CDTMesoscale DiscussionSPCLake94 min
Apr 28, 7:15 PM CDTMesoscale DiscussionSPCBedford, Cannon, Cheatham, Clay, Coffee, Davidson and 19 more2 hr
Apr 28, 7:29 PM CDTMesoscale DiscussionSPCShelby, Tipton2 hr
Apr 28, 9:24 PM CDTMesoscale DiscussionSPCShelby2 hr
Apr 29, 1:45 PM CDTMesoscale DiscussionSPCCarter, Cocke, Grainger, Greene, Hamblen, Hancock and 7 more2 hr
May 5, 8:59 PM CDTMesoscale DiscussionSPCFayette, Haywood, Lauderdale, Shelby, Tipton2 hr
May 6, 12:54 AM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Decatur, Fayette, Hardeman and 10 more2 hr
May 6, 4:45 PM CDTMesoscale DiscussionSPCBradley, Polk2 hr
May 10, 2:54 PM CDTMesoscale DiscussionSPCShelby96 min
May 19, 12:31 PM CDTMesoscale DiscussionSPCLake, Obion119 min
May 19, 4:31 PM CDTMesoscale DiscussionSPCBenton, Carroll, Crockett, Dyer, Fayette, Gibson and 14 more59 min
May 20, 12:34 PM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Campbell, Cannon, Clay and 28 more116 min
May 22, 9:00 AM CDTMesoscale DiscussionSPCChester, Decatur, Giles, Hardeman, Hardin, Henderson and 7 more2 hr
May 22, 12:48 PM CDTMesoscale DiscussionSPCBedford, Benton, Bledsoe, Cannon, Carroll, Cheatham and 48 more2 hr
May 31, 2:30 PM CDTMesoscale DiscussionSPCLake, Obion2 hr
May 31, 4:52 PM CDTMesoscale DiscussionSPCCrockett, Dyer, Gibson, Henry, Lake, Lauderdale and 2 more113 min
Jun 1, 6:01 AM CDTMesoscale DiscussionSPCWeakley2 hr
Jun 1, 9:30 AM CDTMesoscale DiscussionSPCChester, Decatur, Fayette, Giles, Hardeman, Hardin and 10 more2 hr
Jun 1, 5:16 PM CDTMesoscale DiscussionSPCShelby119 min
Jun 1, 9:09 PM CDTMesoscale DiscussionSPCShelby2 hr
Jun 8, 1:39 PM CDTMesoscale DiscussionSPCGibson, Henry, Obion, Stewart, Weakley2 hr
Jun 9, 12:42 PM CDTMesoscale DiscussionSPCBedford, Benton, Cannon, Cheatham, Clay, Coffee and 28 more93 min
Jun 12, 1:36 PM CDTMesoscale DiscussionSPCCarter, Johnson24 min
Jun 13, 12:40 PM CDTMesoscale DiscussionSPCDyer, Lake, Obion95 min
Jun 13, 3:55 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 14 more95 min
Jun 14, 12:50 PM CDTMesoscale DiscussionSPCBradley, McMinn, Monroe, Polk115 min
Jun 14, 1:43 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Coffee, Davidson, DeKalb and 20 more92 min
Jun 18, 12:43 PM CDTMesoscale DiscussionSPCCampbell, Carter, Claiborne, Clay, Fentress, Hancock and 8 more62 min
Jun 22, 11:01 AM CDTMesoscale DiscussionSPCFranklin, Giles, Lincoln, Moore119 min
Jun 22, 12:25 PM CDTMesoscale DiscussionSPCCarter, Greene, Hamblen, Hancock, Hawkins, Johnson and 3 more2 hr
Jun 22, 2:37 PM CDTMesoscale DiscussionSPCAnderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more113 min
Jun 22, 3:20 PM CDTMesoscale DiscussionSPCBradley, Franklin, Hamilton, Lincoln, Marion, Polk and 1 more85 min
Jun 27, 9:39 AM CDTMesoscale DiscussionSPCCrockett, Dyer, Gibson, Henry, Lake, Lauderdale and 2 more3 hr
Jun 27, 3:36 PM CDTMesoscale DiscussionSPCCheatham, Clay, Davidson, Dickson, Henry, Houston and 9 more84 min
Jul 1, 12:29 PM CDTMesoscale DiscussionSPCBradley, Franklin, Giles, Hamilton, Lincoln, Marion and 1 more2 hr
Jul 1, 6:05 PM CDTMesoscale DiscussionSPCChester, Fayette, Hardeman, Haywood, McNairy, Shelby and 1 more115 min
Jul 2, 12:16 PM CDTMesoscale DiscussionSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 35 more2 hr
Jul 2, 3:38 PM CDTMesoscale DiscussionSPCBedford, Benton, Cannon, Carroll, Cheatham, Coffee and 27 more2 hr
Jul 2, 5:05 PM CDTMesoscale DiscussionSPCPolk115 min
Jul 2, 6:32 PM CDTMesoscale DiscussionSPCBenton, Carroll, Henry, Obion, Stewart, Weakley118 min
Jul 3, 11:54 AM CDTMesoscale DiscussionSPCBedford, Bledsoe, Bradley, Cannon, Cheatham, Clay and 37 more2 hr
Jul 9, 12:42 PM CDTMesoscale DiscussionSPCMontgomery, Robertson, Stewart2 hr
Jul 9, 8:25 PM CDTMesoscale DiscussionSPCCarroll, Crockett, Dyer, Gibson, Haywood, Henry and 6 more95 min
Jul 10, 12:10 PM CDTMesoscale DiscussionSPCBradley, Hamilton, McMinn, Marion, Meigs, Polk and 2 more2 hr
Jul 11, 12:34 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dickson and 25 more2 hr
Jul 11, 3:38 PM CDTMesoscale DiscussionSPCChester, Decatur, Fayette, Giles, Hardeman, Hardin and 11 more2 hr
Jul 18, 12:56 PM CDTMesoscale DiscussionSPCJohnson64 min
Jul 19, 2:11 PM CDTMesoscale DiscussionSPCAnderson, Blount, Bradley, Carter, Claiborne, Cocke and 21 more2 hr
Jul 20, 12:20 PM CDTMesoscale DiscussionSPCCarter, Johnson115 min
Jul 21, 12:15 PM CDTMesoscale DiscussionSPCDyer, Gibson, Henry, Lake, Montgomery, Obion and 2 more90 min
Jul 21, 4:48 PM CDTMesoscale DiscussionSPCCampbell, Cheatham, Claiborne, Clay, Davidson, DeKalb and 23 more117 min
Jul 21, 6:59 PM CDTMesoscale DiscussionSPCCheatham, Clay, Davidson, Dickson, Fentress, Henry and 14 more2 hr
Jul 21, 8:04 PM CDTMesoscale DiscussionSPCBedford, Cannon, Coffee, Davidson, DeKalb, Jackson and 10 more116 min
Jul 21, 10:09 PM CDTMesoscale DiscussionSPCBedford, Cannon, Carroll, Cheatham, Chester, Crockett and 15 more2 hr
Jul 26, 4:48 PM CDTMesoscale DiscussionSPCRobertson87 min
Jul 26, 7:34 PM CDTMesoscale DiscussionSPCBedford, Benton, Carroll, Cheatham, Chester, Davidson and 23 more56 min
Jul 26, 8:51 PM CDTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Davidson, Decatur, Dickson and 17 more54 min
Jul 26, 11:06 PM CDTMesoscale DiscussionSPCChester, Decatur, Giles, Hardin, Henderson, Lawrence and 6 more84 min
Jul 27, 11:14 PM CDTMesoscale DiscussionSPCCampbell, Claiborne, Cocke, Grainger, Greene, Hamblen and 5 more91 min
Jul 28, 11:33 AM CDTMesoscale DiscussionSPCAnderson, Campbell, Carter, Claiborne, Cocke, Grainger and 13 more117 min
Jul 28, 2:39 PM CDTMesoscale DiscussionSPCBlount, Campbell, Carter, Claiborne, Cocke, Grainger and 12 more2 hr
Jul 28, 5:15 PM CDTMesoscale DiscussionSPCBlount, Cocke, Loudon, Monroe, Sevier, Unicoi90 min
Aug 1, 12:31 PM CDTMesoscale DiscussionSPCBedford, Cannon, Cheatham, Clay, Coffee, Davidson and 26 more2 hr
Aug 1, 3:00 PM CDTMesoscale DiscussionSPCBradley, Franklin, Hamilton, Lincoln, Marion, Polk and 1 more2 hr
Aug 1, 6:44 PM CDTMesoscale DiscussionSPCCampbell, Cannon, Clay, Cumberland, DeKalb, Fentress and 10 more2 hr
Aug 2, 12:09 PM CDTMesoscale DiscussionSPCCarter, Johnson, Sullivan2 hr
Aug 11, 1:04 PM CDTMesoscale DiscussionSPCJohnson, Sullivan116 min
Aug 11, 3:42 PM CDTMesoscale DiscussionSPCCarter, Johnson, Unicoi, Washington2 hr
Aug 11, 4:53 PM CDTMesoscale DiscussionSPCAnderson, Blount, Campbell, Carter, Claiborne, Cocke and 18 more2 hr
Aug 11, 7:12 PM CDTMesoscale DiscussionSPCAnderson, Blount, Campbell, Carter, Claiborne, Cocke and 18 more2 hr
Aug 15, 12:25 PM CDTMesoscale DiscussionSPCAnderson, Blount, Campbell, Carter, Claiborne, Cocke and 19 more3 hr
Aug 17, 12:49 PM CDTMesoscale DiscussionSPCAnderson, Bledsoe, Blount, Campbell, Carter, Claiborne and 25 more116 min
Aug 17, 4:49 PM CDTMesoscale DiscussionSPCBlount, Bradley, Carter, Cocke, Greene, Hamilton and 8 more116 min
Aug 17, 6:04 PM CDTMesoscale DiscussionSPCLincoln116 min
Aug 19, 11:04 PM CDTMesoscale DiscussionSPCBenton, Carroll, Dyer, Gibson, Henry, Houston and 4 more86 min
Aug 20, 1:49 AM CDTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Davidson, Dickson, Dyer and 13 more86 min
Aug 20, 5:26 AM CDTMesoscale DiscussionSPCBenton, Cheatham, Davidson, Dickson, Houston, Humphreys and 6 more64 min
Aug 20, 7:25 PM CDTMesoscale DiscussionSPCBedford, Franklin, Giles, Hardin, Lawrence, Lewis and 5 more3 hr
Aug 22, 1:09 PM CDTMesoscale DiscussionSPCFayette, Hardeman, Haywood, Lauderdale, Shelby, Tipton2 hr
Aug 22, 3:30 PM CDTMesoscale DiscussionSPCCheatham, Clay, Davidson, Fentress, Jackson, Macon and 8 more2 hr
Aug 22, 3:33 PM CDTMesoscale DiscussionSPCFayette, Haywood, Lauderdale, Shelby, Tipton117 min
Aug 22, 6:33 PM CDTMesoscale DiscussionSPCFayette, Hardeman, Hardin, McNairy, Shelby, Wayne87 min
Aug 22, 6:37 PM CDTMesoscale DiscussionSPCAnderson, Bledsoe, Blount, Campbell, Claiborne, Cocke and 23 more83 min
Aug 26, 12:02 PM CDTMesoscale DiscussionSPCGiles, Hardin, Lawrence, Wayne2 hr
Sep 5, 9:40 AM CDTMesoscale DiscussionSPCCarter, Claiborne, Greene, Hamblen, Hancock, Hawkins and 4 more95 min
Sep 6, 12:18 PM CDTMesoscale DiscussionSPCCocke, Greene, Sevier, Unicoi117 min
Sep 10, 2:15 PM CDTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Clay, Crockett, Davidson and 33 more2 hr
Sep 11, 3:24 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Dyer, Fayette and 13 more3 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

55 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 28, 20267mesoscale discussions
  2. August 22, 20265mesoscale discussions
  3. March 16, 20264mesoscale discussions
  4. April 29, 20264mesoscale discussions
  5. June 22, 20264mesoscale discussions
  6. July 2, 20264mesoscale discussions
  7. July 28, 20264mesoscale discussions
  8. January 24, 20263mesoscale discussions
  9. March 11, 20263mesoscale discussions
  10. May 6, 20263mesoscale discussions
  11. June 1, 20263mesoscale discussions
  12. July 21, 20263mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

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.