Alert archive / Tennessee / Mesoscale Discussions

Mesoscale Discussions in Tennessee, 2021

113 mesoscale discussions in 2021. 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 2021. Tap one for its archive.

Mesoscale Discussions
113
Busiest month
March28 mesoscale discussions
Busiest day
December 11, 202110 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 25, 4:49 PM CSTMesoscale DiscussionSPCChester, Decatur, Giles, Hardeman, Hardin, Lawrence and 5 more86 min
Jan 25, 9:19 PM CSTMesoscale DiscussionSPCFranklin, Giles, Hardin, Lawrence, Lincoln, Marion and 2 more116 min
Feb 10, 10:36 PM CSTMesoscale DiscussionSPCCrockett, Fayette, Gibson, Haywood, Lauderdale, Madison and 2 more5 hr
Feb 11, 4:02 AM CSTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 13 more5 hr
Feb 15, 5:57 AM CSTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 10 more6 hr
Feb 15, 9:28 AM CSTMesoscale DiscussionSPCBedford, Campbell, Cannon, Clay, Coffee, Cumberland and 23 more6 hr
Feb 15, 3:53 PM CSTMesoscale DiscussionSPCCannon, Clay, DeKalb, Jackson, Macon, Overton and 7 more4 hr
Feb 17, 9:15 AM CSTMesoscale DiscussionSPCFayette, Shelby, Tipton6 hr
Feb 17, 1:00 PM CSTMesoscale DiscussionSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 45 more3 hr
Feb 17, 3:22 PM CSTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dickson and 20 more4 hr
Feb 17, 7:44 PM CSTMesoscale DiscussionSPCBedford, Campbell, Cannon, Cheatham, Clay, Coffee and 32 more5 hr
Feb 27, 6:06 PM CSTMesoscale DiscussionSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 28 more2 hr
Feb 28, 7:49 AM CSTMesoscale DiscussionSPCHenry, Obion, Stewart, Weakley116 min
Feb 28, 1:01 PM CSTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 16 more119 min
Feb 28, 4:40 PM CSTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Chester, Crockett, Davidson and 34 more95 min
Feb 28, 6:27 PM CSTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Chester, Crockett, Davidson and 29 more93 min
Feb 28, 7:16 PM CSTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Clay, Coffee, Cumberland and 16 more59 min
Feb 28, 8:45 PM CSTMesoscale DiscussionSPCBedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 14 more90 min
Mar 16, 2:54 AM CDTMesoscale DiscussionSPCFranklin, Giles, Lawrence, Lincoln, Moore3 hr
Mar 17, 5:34 AM CDTMesoscale DiscussionSPCFayette, Hardeman, Haywood, McNairy, Shelby, Tipton86 min
Mar 17, 7:38 AM CDTMesoscale DiscussionSPCFayette, Hardeman, McNairy, Shelby67 min
Mar 17, 2:16 PM CDTMesoscale DiscussionSPCBedford, Benton, Cannon, Coffee, Davidson, Decatur and 18 more59 min
Mar 17, 6:09 PM CDTMesoscale DiscussionSPCChester, Fayette, Hardeman, Hardin, Haywood, Lawrence and 5 more66 min
Mar 25, 9:02 AM CDTMesoscale DiscussionSPCFranklin, Giles, Lawrence, Lincoln, Marion, Moore and 1 more118 min
Mar 25, 10:12 AM CDTMesoscale DiscussionSPCFranklin, Giles, Lincoln, Marion, Moore3 hr
Mar 25, 2:29 PM CDTMesoscale DiscussionSPCBedford, Benton, Cannon, Cheatham, Chester, Davidson and 16 more2 hr
Mar 25, 2:33 PM CDTMesoscale DiscussionSPCDyer, Henry, Lake, Obion, Weakley117 min
Mar 25, 4:31 PM CDTMesoscale DiscussionSPCBledsoe, Blount, Bradley, Hamilton, Loudon, McMinn and 5 more119 min
Mar 25, 5:52 PM CDTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Chester, Crockett, Davidson and 24 more83 min
Mar 25, 7:00 PM CDTMesoscale DiscussionSPCFranklin, Giles, Lawrence, Lincoln, Wayne30 min
Mar 25, 7:36 PM CDTMesoscale DiscussionSPCBedford, Cannon, Coffee, Davidson, DeKalb, Grundy and 11 more84 min
Mar 25, 9:07 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Clay, Coffee, Cumberland and 18 more83 min
Mar 27, 2:05 AM CDTMesoscale DiscussionSPCBedford, Cannon, Chester, Coffee, Decatur, Fayette and 18 more115 min
Mar 27, 7:41 AM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Campbell, Cannon, Claiborne and 28 more2 hr
Mar 27, 10:00 AM CDTMesoscale DiscussionSPCAnderson, Blount, Campbell, Claiborne, Cocke, Grainger and 12 more90 min
Mar 27, 11:55 AM CDTMesoscale DiscussionSPCBedford, Bledsoe, Bradley, Cannon, Carroll, Chester and 39 more3 hr
Mar 27, 3:42 PM CDTMesoscale DiscussionSPCChester, Crockett, Decatur, Fayette, Hardeman, Hardin and 12 more93 min
Mar 27, 6:42 PM CDTMesoscale DiscussionSPCCrockett, Fayette, Haywood, Lauderdale, Shelby, Tipton2 hr
Mar 27, 8:42 PM CDTMesoscale DiscussionSPCChester, Fayette, Hardeman, Hardin, McNairy, Shelby93 min
Mar 27, 10:45 PM CDTMesoscale DiscussionSPCFayette, Giles, Hardeman, Hardin, Lawrence, McNairy and 1 more90 min
Mar 28, 1:25 AM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Blount, Bradley, Campbell and 42 more2 hr
Mar 28, 1:57 AM CDTMesoscale DiscussionSPCFranklin, Hamilton, Lincoln, Marion93 min
Mar 28, 4:56 AM CDTMesoscale DiscussionSPCBradley94 min
Apr 7, 5:12 PM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 9 more2 hr
Apr 8, 3:24 PM CDTMesoscale DiscussionSPCCampbell, Morgan, Scott96 min
Apr 8, 4:50 PM CDTMesoscale DiscussionSPCAnderson, Campbell, Claiborne, Grainger, Hamblen, Hancock and 4 more85 min
Apr 9, 7:20 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Decatur, Hardin, Henderson and 9 more115 min
Apr 24, 1:22 PM CDTMesoscale DiscussionSPCFranklin, Giles, Lawrence, Lincoln, Marion, Marshall and 1 more113 min
Apr 28, 5:25 PM CDTMesoscale DiscussionSPCHenry, Houston, Lake, Montgomery, Obion, Stewart and 1 more2 hr
Apr 28, 7:25 PM CDTMesoscale DiscussionSPCHenry, Houston, Stewart65 min
Apr 29, 3:14 AM CDTMesoscale DiscussionSPCLake, Obion3 hr
May 3, 1:56 AM CDTMesoscale DiscussionSPCFayette, Hardeman, Hardin, McNairy, Wayne3 hr
May 3, 6:50 AM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Coffee, Cumberland, DeKalb and 23 more115 min
May 4, 1:06 AM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 20 more114 min
May 4, 1:17 AM CDTMesoscale DiscussionSPCClay, Cumberland, Fentress, Jackson, Macon, Overton and 3 more118 min
May 4, 4:17 AM CDTMesoscale DiscussionSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 45 more88 min
May 4, 7:31 AM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Bradley, Campbell, Cannon and 33 more89 min
May 4, 11:58 AM CDTMesoscale DiscussionSPCFayette, Hardeman, McNairy, Shelby2 hr
May 6, 10:05 AM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Dyer, Fayette and 13 more85 min
May 6, 12:02 PM CDTMesoscale DiscussionSPCBenton, Carroll, Crockett, Dyer, Gibson, Haywood and 8 more118 min
May 6, 2:45 PM CDTMesoscale DiscussionSPCCrockett, Dyer, Gibson, Haywood, Lake, Lauderdale and 5 more90 min
May 6, 5:11 PM CDTMesoscale DiscussionSPCBedford, Cannon, Cheatham, Coffee, Davidson, Franklin and 18 more94 min
May 9, 12:14 PM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 8 more91 min
May 9, 3:23 PM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Bradley, Campbell, Cannon and 36 more2 hr
May 9, 3:42 PM CDTMesoscale DiscussionSPCFayette, Hardeman, Haywood, Lauderdale, Shelby, Tipton93 min
May 9, 5:48 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Fayette and 18 more87 min
May 27, 5:21 PM CDTMesoscale DiscussionSPCBenton, Carroll, Crockett, Dyer, Gibson, Haywood and 10 more114 min
Jun 2, 2:34 PM CDTMesoscale DiscussionSPCHardin, McNairy116 min
Jun 2, 9:05 PM CDTMesoscale DiscussionSPCBenton, Cheatham, Davidson, Dickson, Hickman, Houston and 6 more85 min
Jun 3, 12:26 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Cheatham, Clay, Coffee and 29 more2 hr
Jun 7, 7:16 PM CDTMesoscale DiscussionSPCFayette, Shelby59 min
Jun 21, 11:35 AM CDTMesoscale DiscussionSPCBenton, Cannon, Carroll, Cheatham, Clay, Crockett and 38 more85 min
Jun 21, 3:03 PM CDTMesoscale DiscussionSPCCampbell, Cannon, Claiborne, Clay, Cumberland, Davidson and 16 more117 min
Jun 21, 4:59 PM CDTMesoscale DiscussionSPCAnderson, Blount, Bradley, Cocke, Grainger, Greene and 15 more91 min
Jul 31, 11:00 AM CDTMesoscale DiscussionSPCLake, Obion2 hr
Jul 31, 10:15 PM CDTMesoscale DiscussionSPCBenton, Cannon, Carroll, Crockett, Decatur, DeKalb and 12 more2 hr
Jul 31, 11:10 PM CDTMesoscale DiscussionSPCDecatur, Henderson, Lewis, Perry2 hr
Aug 12, 9:55 PM CDTMesoscale DiscussionSPCLake95 min
Aug 13, 12:24 PM CDTMesoscale DiscussionSPCCarroll, Chester, Crockett, Dyer, Fayette, Gibson and 6 more2 hr
Aug 18, 1:20 PM CDTMesoscale DiscussionSPCBedford, Chester, Decatur, Fayette, Giles, Hardeman and 13 more2 hr
Oct 5, 12:45 PM CDTMesoscale DiscussionSPCFayette, Hardeman2 hr
Oct 6, 1:26 PM CDTMesoscale DiscussionSPCBedford, Bradley, Coffee, Franklin, Grundy, Hamilton and 6 more3 hr
Oct 6, 5:25 PM CDTMesoscale DiscussionSPCBedford, Bledsoe, Bradley, Cannon, Coffee, Franklin and 14 more95 min
Oct 6, 7:31 PM CDTMesoscale DiscussionSPCBedford, Benton, Bledsoe, Cannon, Cheatham, Coffee and 26 more89 min
Oct 15, 11:14 AM CDTMesoscale DiscussionSPCDyer, Lake, Lauderdale, Obion, Shelby, Tipton3 hr
Oct 15, 2:52 PM CDTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dickson and 20 more113 min
Oct 15, 5:06 PM CDTMesoscale DiscussionSPCChester, Decatur, Fayette, Hardeman, Hardin, Haywood and 4 more114 min
Oct 21, 2:50 PM CDTMesoscale DiscussionSPCAnderson, Bedford, Bledsoe, Blount, Bradley, Campbell and 43 more2 hr
Dec 5, 5:05 PM CSTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 21 more2 hr
Dec 5, 8:06 PM CSTMesoscale DiscussionSPCLake, Obion, Weakley114 min
Dec 6, 3:01 AM CSTMesoscale DiscussionSPCBenton, Carroll, Crockett, Dyer, Gibson, Haywood and 12 more59 min
Dec 6, 5:06 AM CSTMesoscale DiscussionSPCBedford, Cannon, Cheatham, Chester, Clay, Davidson and 29 more114 min
Dec 10, 1:35 PM CSTMesoscale DiscussionSPCLake2 hr
Dec 10, 4:45 PM CSTMesoscale DiscussionSPCCrockett, Dyer, Fayette, Gibson, Haywood, Lake and 6 more90 min
Dec 10, 5:17 PM CSTMesoscale DiscussionSPCChester, Fayette, Hardeman, Hardin, Henderson, McNairy and 1 more88 min
Dec 10, 5:52 PM CSTMesoscale DiscussionSPCBenton, Cheatham, Davidson, Dickson, Hickman, Houston and 9 more83 min
Dec 10, 6:22 PM CSTMesoscale DiscussionSPCCrockett, Dyer, Gibson, Haywood, Lake, Lauderdale and 3 more53 min
Dec 10, 7:41 PM CSTMesoscale DiscussionSPCDyer, Gibson, Henry, Lake, Obion, Weakley64 min
Dec 10, 8:35 PM CSTMesoscale DiscussionSPCMontgomery85 min
Dec 10, 9:40 PM CSTMesoscale DiscussionSPCBenton, Carroll, Cheatham, Chester, Crockett, Decatur and 24 more2 hr
Dec 10, 10:09 PM CSTMesoscale DiscussionSPCBenton, Carroll, Chester, Crockett, Dyer, Fayette and 14 more96 min
Dec 10, 11:36 PM CSTMesoscale DiscussionSPCCheatham, Dickson, Henry, Houston, Montgomery, Robertson and 2 more54 min
Dec 11, 2:00 AM CSTMesoscale DiscussionSPCBedford, Benton, Cannon, Carroll, Cheatham, Chester and 41 more90 min
Dec 11, 2:51 AM CSTMesoscale DiscussionSPCCheatham, Davidson, Rutherford, Williamson, Wilson84 min
Dec 11, 5:32 AM CSTMesoscale DiscussionSPCAnderson, Campbell, Claiborne, Fentress, Morgan, Pickett and 2 more88 min
Dec 11, 6:15 AM CSTMesoscale DiscussionSPCBedford, Bledsoe, Cannon, Coffee, Cumberland, DeKalb and 12 more90 min
Dec 16, 2:08 PM CSTMesoscale DiscussionSPCShelby3 hr
Dec 29, 10:44 AM CSTMesoscale DiscussionSPCChester, Fayette, Hardeman, Hardin, McNairy, Shelby2 hr
Dec 29, 2:36 PM CSTMesoscale DiscussionSPCFranklin, Giles, Lawrence, Lincoln, Marion, Marshall and 2 more2 hr
Dec 29, 3:41 PM CSTMesoscale DiscussionSPCHardeman, Hardin, McNairy64 min
Dec 29, 4:38 PM CSTMesoscale DiscussionSPCGiles, Lawrence, Lincoln, Wayne2 hr
Dec 29, 7:27 PM CSTMesoscale DiscussionSPCBledsoe, Bradley, Hamilton, McMinn, Marion, Meigs and 2 more2 hr
Dec 29, 8:44 PM CSTMesoscale DiscussionSPCPolk2 hr

By county

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

54 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. December 11, 202110mesoscale discussions
  2. March 25, 20216mesoscale discussions
  3. March 27, 20216mesoscale discussions
  4. March 28, 20215mesoscale discussions
  5. May 4, 20215mesoscale discussions
  6. February 28, 20214mesoscale discussions
  7. March 17, 20214mesoscale discussions
  8. May 6, 20214mesoscale discussions
  9. May 9, 20214mesoscale discussions
  10. December 10, 20214mesoscale discussions
  11. December 29, 20214mesoscale discussions
  12. February 15, 20213mesoscale discussions

Nearby

Alerts in force nowTornadoes on recordThe radar archive20202022

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. Rebuilt daily.