Alert archive / Tennessee / 2021
Weather alerts in Tennessee, September 2021
108 weather alerts in September 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2021. Tap one for its archive.
- Alerts
- 108
- Warnings
- 24
- Watches
- 5
- Advisories
- 67
- Busiest day
- September 20, 202126 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Aug 31, 8:05 PM CDT | Areal Flood Advisory | MRX | Knox | 115 min |
| Aug 31, 8:38 PM CDT | Areal Flood Advisory | MRX | Anderson, Campbell, Union | 5 hr |
| Aug 31, 8:47 PM CDT | Special Weather Statement | MRX | Anderson | 28 min |
| Sep 1, 7:50 AM CDT | Special Weather Statement | MEG | Shelby | 40 min |
| Sep 1, 8:36 AM CDT | Special Weather Statement | MEG | Fayette | 39 min |
| Sep 1, 12:33 PM CDT | Areal Flood Warning | MRX | Monroe | 4 hr |
| Sep 1, 1:35 PM CDT | River Flood Advisory | OHX | Perry | 24 hr |
| Sep 2, 1:18 AM CDT | River Flood Advisory | OHX | Hickman | 12 hr |
| Sep 3, 11:52 AM CDT | River Flood Advisory | MEG | Decatur, Hardin | 3 days |
| Sep 8, 7:54 PM CDT | Special Weather Statement | MRX | Sevier | 36 min |
| Sep 13, 4:05 AM CDT | Dense Fog Advisory | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 5 hr |
| Sep 14, 1:21 PM CDT | Areal Flood Advisory | OHX | Lawrence | 114 min |
| Sep 14, 4:21 PM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Sep 14, 5:19 PM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Sep 14, 5:56 PM CDT | Areal Flood Advisory | MEG | Chester, Hardeman, Hardin, McNairy | 2 hr |
| Sep 15, 5:55 AM CDT | Flash Flood Watch | OHX | Cheatham, Clay, Davidson, Dickson, Giles, Hickman and 19 more | 10 hr |
| Sep 15, 8:23 AM CDT | Areal Flood Advisory | OHX | Dickson, Hickman, Lewis, Maury, Perry, Williamson | 4 hr |
| Sep 15, 9:33 AM CDT | Flash Flood Warning | OHX | Dickson, Hickman, Lewis, Maury, Perry, Williamson | 117 min |
| Sep 15, 10:08 AM CDT | Areal Flood Advisory | OHX | Cheatham, Davidson, Dickson, Robertson, Sumner | 3 hr |
| Sep 15, 2:20 PM CDT | Areal Flood Advisory | OHX | Clay, Jackson, Macon, Overton, Pickett, Putnam and 2 more | 3 hr |
| Sep 15, 2:57 PM CDT | Areal Flood Advisory | OHX | DeKalb, Jackson, Putnam, Smith, White | 2 hr |
| Sep 16, 6:34 AM CDT | Dense Fog Advisory | MEG | Benton, Carroll, Crockett, Decatur, Dyer, Gibson and 9 more | 2 hr |
| Sep 17, 7:04 PM CDT | Areal Flood Advisory | OHX | Perry, Wayne | 2 hr |
| Sep 17, 8:32 PM CDT | Areal Flood Advisory | OHX | Hickman | 58 min |
| Sep 18, 2:24 AM CDT | Flash Flood Watch | HUN | Franklin, Lincoln, Moore | 65 hr |
| Sep 18, 2:24 AM CDT | Flash Flood Watch | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more | 65 hr |
| Sep 18, 6:24 AM CDT | Flash Flood Watch | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 14 more | 56 hr |
| Sep 18, 6:34 AM CDT | Areal Flood Advisory | MEG | Fayette | 3 hr |
| Sep 18, 7:54 AM CDT | Areal Flood Advisory | MEG | Fayette, Shelby | 3 hr |
| Sep 18, 9:39 AM CDT | Areal Flood Advisory | MEG | Benton, Henry | 3 hr |
| Sep 18, 9:54 AM CDT | Areal Flood Advisory | OHX | Cheatham, Davidson, Dickson, Houston, Humphreys, Stewart and 1 more | 3 hr |
| Sep 18, 10:28 AM CDT | Areal Flood Advisory | OHX | Davidson, Rutherford, Sumner, Williamson, Wilson | 3 hr |
| Sep 18, 10:49 AM CDT | Areal Flood Advisory | OHX | Jackson, Smith, Trousdale, Wilson | 3 hr |
| Sep 18, 11:21 AM CDT | Areal Flood Advisory | OHX | Jackson, Overton, Putnam | 3 hr |
| Sep 18, 11:47 AM CDT | Areal Flood Advisory | MRX | Anderson, Morgan, Scott | 118 min |
| Sep 18, 12:56 PM CDT | Areal Flood Advisory | MEG | Hardeman, Madison | 3 hr |
| Sep 18, 12:58 PM CDT | Areal Flood Advisory | MEG | Decatur | 3 hr |
| Sep 18, 1:29 PM CDT | Areal Flood Advisory | OHX | Bedford, Coffee | 3 hr |
| Sep 18, 1:55 PM CDT | Areal Flood Advisory | MRX | Bledsoe, Sequatchie | 110 min |
| Sep 18, 2:17 PM CDT | Flash Flood Warning | MRX | Bledsoe, Sequatchie | 3 hr |
| Sep 18, 3:25 PM CDT | Flash Flood Warning | OHX | Bedford, Coffee | 4 hr |
| Sep 18, 4:15 PM CDT | Areal Flood Advisory | OHX | Giles | 2 hr |
| Sep 18, 4:32 PM CDT | River Flood Advisory | OHX | Bedford | 4 hr |
| Sep 18, 5:20 PM CDT | Flash Flood Warning | MRX | Bledsoe, Sequatchie | 3 hr |
| Sep 18, 5:21 PM CDT | Flash Flood Warning | OHX | Giles | 114 min |
| Sep 19, 2:12 AM CDT | Flash Flood Watch | MRX | Bledsoe, Bradley, Hamilton, Marion, Meigs, Rhea and 1 more | 47 hr |
| Sep 19, 9:19 AM CDT | Areal Flood Advisory | MRX | Hamilton, Marion, Sequatchie | 3 hr |
| Sep 19, 10:04 AM CDT | Areal Flood Advisory | OHX | Bedford, Cannon, Coffee, Grundy, Marshall, Rutherford and 1 more | 3 hr |
| Sep 19, 1:49 PM CDT | Areal Flood Advisory | OHX | Bedford, Coffee | 6 hr |
| Sep 19, 2:36 PM CDT | Special Weather Statement | MRX | Sevier | 39 min |
| Sep 19, 2:59 PM CDT | Special Weather Statement | MRX | Hamblen, Jefferson | 46 min |
| Sep 19, 3:19 PM CDT | Areal Flood Advisory | MRX | Hamilton, Marion, Sequatchie | 3 hr |
| Sep 19, 3:48 PM CDT | River Flood Warning | HUN | Franklin, Lincoln | 35 hr |
| Sep 19, 3:52 PM CDT | Areal Flood Warning | HUN | Franklin, Lincoln | 6 hr |
| Sep 19, 4:02 PM CDT | River Flood Advisory | OHX | Bedford | 10 hr |
| Sep 19, 4:13 PM CDT | Areal Flood Advisory | OHX | Bedford, Cannon, Coffee, Rutherford | 3 hr |
| Sep 19, 4:33 PM CDT | Flash Flood Warning | MRX | Hamilton, Marion, Sequatchie | 6 hr |
| Sep 19, 6:14 PM CDT | Flash Flood Warning | MRX | Hamilton | 4 hr |
| Sep 19, 8:09 PM CDT | River Flood Warning | OHX | Bedford, Marshall | 40 hr |
| Sep 19, 8:28 PM CDT | River Flood Warning | MRX | Bledsoe, Marion, Sequatchie | 3 days |
| Sep 19, 10:18 PM CDT | Areal Flood Warning | MRX | Hamilton | 10 hr |
| Sep 20, 6:25 AM CDT | Areal Flood Advisory | OHX | Dickson, Hickman, Lewis, Maury | 2 hr |
| Sep 20, 7:08 AM CDT | Areal Flood Advisory | OHX | Dickson, Montgomery | 112 min |
| Sep 20, 7:55 AM CDT | Areal Flood Warning | MRX | Hamilton | 3 hr |
| Sep 20, 8:29 AM CDT | Areal Flood Advisory | OHX | Cheatham, Davidson, Hickman, Lewis, Marshall, Maury and 1 more | 2 hr |
| Sep 20, 9:27 AM CDT | Wind Advisory | MRX | Blount, Carter, Cocke, Greene, Monroe, Sevier and 1 more | 20 hr |
| Sep 20, 9:53 AM CDT | Areal Flood Advisory | OHX | Bedford, Davidson, Marshall, Rutherford, Williamson | 112 min |
| Sep 20, 10:10 AM CDT | Areal Flood Advisory | OHX | Dickson, Hickman, Lewis, Maury, Williamson | 2 hr |
| Sep 20, 10:25 AM CDT | Flash Flood Warning | OHX | Dickson, Hickman, Lewis, Maury, Williamson | 5 hr |
| Sep 20, 10:32 AM CDT | Areal Flood Advisory | OHX | Davidson, Robertson, Rutherford, Sumner, Williamson, Wilson | 118 min |
| Sep 20, 10:48 AM CDT | Areal Flood Advisory | OHX | Bedford, Rutherford | 4 hr |
| Sep 20, 11:44 AM CDT | Areal Flood Advisory | OHX | Rutherford, Wilson | 3 hr |
| Sep 20, 12:23 PM CDT | Areal Flood Advisory | OHX | Davidson, Rutherford, Sumner, Williamson, Wilson | 3 hr |
| Sep 20, 1:02 PM CDT | Areal Flood Advisory | OHX | Macon, Sumner, Trousdale, Wilson | 3 hr |
| Sep 20, 1:53 PM CDT | Flash Flood Warning | MRX | Hamilton, Marion | 4 hr |
| Sep 20, 2:59 PM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Sep 20, 3:25 PM CDT | Flash Flood Warning | OHX | Cheatham, Dickson, Hickman, Lewis, Maury, Williamson | 5 hr |
| Sep 20, 3:56 PM CDT | Areal Flood Advisory | OHX | Giles, Marshall, Maury, Williamson | 2 hr |
| Sep 20, 4:10 PM CDT | Flash Flood Warning | OHX | Giles, Marshall, Maury, Williamson | 3 hr |
| Sep 20, 4:26 PM CDT | River Flood Advisory | OHX | Hickman | 4 hr |
| Sep 20, 4:34 PM CDT | River Flood Advisory | OHX | Bedford | 11 hr |
| Sep 20, 4:52 PM CDT | River Flood Warning | FFC | Hamilton | 20 hr |
| Sep 20, 5:59 PM CDT | Areal Flood Advisory | OHX | Giles, Lawrence, Lewis, Maury, Wayne | 3 hr |
| Sep 20, 6:51 PM CDT | Flash Flood Warning | OHX | Giles, Lawrence, Lewis, Maury, Wayne | 114 min |
| Sep 20, 7:36 PM CDT | River Flood Advisory | OHX | Marshall | 33 hr |
| Sep 20, 7:41 PM CDT | River Flood Advisory | OHX | Maury | 27 min |
| Sep 20, 8:03 PM CDT | River Flood Warning | OHX | Hickman | 4 days |
| Sep 20, 8:08 PM CDT | River Flood Warning | OHX | Maury | 58 hr |
| Sep 21, 9:15 AM CDT | River Flood Advisory | OHX | Humphreys | 12 hr |
| Sep 21, 11:52 AM CDT | River Flood Advisory | OHX | Bedford, Marshall | 3 hr |
| Sep 21, 4:25 PM CDT | Special Weather Statement | MEG | Carroll | 35 min |
| Sep 21, 4:26 PM CDT | Special Weather Statement | MEG | Henry | 64 min |
| Sep 21, 4:40 PM CDT | Special Weather Statement | OHX | Stewart | 50 min |
| Sep 21, 5:12 PM CDT | Areal Flood Advisory | MRX | Bledsoe, Sequatchie | 2 hr |
| Sep 21, 5:26 PM CDT | Special Weather Statement | OHX | Houston, Stewart | 49 min |
| Sep 21, 8:02 PM CDT | River Flood Advisory | OHX | Perry | 26 hr |
| Sep 21, 8:31 PM CDT | Areal Flood Advisory | OHX | Cheatham, Dickson | 3 hr |
| Sep 21, 9:08 PM CDT | Areal Flood Advisory | OHX | Davidson | 3 hr |
| Sep 21, 9:42 PM CDT | Flash Flood Warning | OHX | Cheatham, Davidson, Dickson | 60 min |
| Sep 21, 9:42 PM CDT | River Flood Warning | OHX | Humphreys | 70 hr |
| Sep 22, 6:03 AM CDT | Special Weather Statement | MRX | Bradley, Hamilton | 57 min |
| Sep 22, 8:03 AM CDT | River Flood Advisory | MEG | Decatur, Hardin | 5 days |
| Sep 22, 8:34 AM CDT | Special Weather Statement | MRX | Grainger, Hamblen, Hawkins | 41 min |
| Sep 23, 6:26 AM CDT | River Flood Advisory | OHX | Maury | 10 hr |
| Sep 24, 3:27 PM CDT | River Flood Advisory | OHX | Hickman, Humphreys, Maury, Perry | 7 hr |
| Sep 24, 7:22 PM CDT | River Flood Advisory | OHX | Hickman, Humphreys, Perry | 30 hr |
| Sep 30, 7:46 AM CDT | Areal Flood Advisory | MEG | Madison | 2 hr |
| Sep 30, 3:45 PM CDT | Areal Flood Advisory | MEG | Carroll, Gibson, Henderson, Madison | 2 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Special Weather Statement | 12 |
| Flooding | |
| Areal Flood Warning | 4 |
| Flash Flood Warning | 13 |
| River Flood Warning | 7 |
| Flash Flood Watch | 5 |
| Areal Flood Advisory | 48 |
| River Flood Advisory | 16 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Maury County17
- Hickman County15
- Williamson County15
- Dickson County13
- Bedford County13
- Hamilton County11
- Davidson County11
- Lewis County11
- Sequatchie County10
- Marshall County10
- Rutherford County10
- Perry County9
- Wilson County9
- Cheatham County8
- Giles County8
- Bledsoe County7
- Marion County7
- Humphreys County7
- Sumner County7
- Shelby County6
- Jackson County6
- Coffee County6
- Decatur County5
- Lawrence County5
- Smith County5
- Stewart County5
- Wayne County5
- Madison County5
- Anderson County4
- Fayette County4
- Hardin County4
- Sevier County4
- Houston County4
- Macon County4
- Robertson County4
- Trousdale County4
- Putnam County4
- Carroll County4
- Henry County4
- Monroe County3
55 more counties
- Bradley County3
- Hamblen County3
- Hardeman County3
- Clay County3
- Montgomery County3
- Overton County3
- Benton County3
- Gibson County3
- Henderson County3
- Franklin County3
- Lincoln County3
- Cannon County3
- Knox County2
- Campbell County2
- Union County2
- Blount County2
- Carter County2
- Cocke County2
- Grainger County2
- Greene County2
- Hawkins County2
- Jefferson County2
- Meigs County2
- Morgan County2
- Rhea County2
- Scott County2
- Unicoi County2
- Chester County2
- McNairy County2
- Pickett County2
- DeKalb County2
- White County2
- Crockett County2
- Dyer County2
- Haywood County2
- Lauderdale County2
- Obion County2
- Tipton County2
- Weakley County2
- Grundy County2
- Warren County2
- Claiborne County1
- Hancock County1
- Johnson County1
- Loudon County1
- McMinn County1
- Polk County1
- Roane County1
- Sullivan County1
- Washington County1
- Lake County1
- Moore County1
- Cumberland County1
- Fentress County1
- Van Buren County1
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.