Alert archive / Tennessee / 2021
Weather alerts in Tennessee, April 2021
132 weather alerts in April 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 April 2021. Tap one for its archive.
- Alerts
- 132
- Warnings
- 50
- Watches
- 4
- Advisories
- 35
- Busiest day
- April 8, 202129 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 |
|---|---|---|---|---|
| Mar 31, 7:40 PM CDT | River Flood Warning | OHX | Perry, Wayne | 6 days |
| Mar 31, 9:28 PM CDT | River Flood Advisory | OHX | Giles | 16 hr |
| Apr 1, 4:40 AM CDT | River Flood Warning | OHX | Perry | 36 hr |
| Apr 1, 4:44 AM CDT | River Flood Advisory | OHX | Giles | 19 hr |
| Apr 1, 7:59 AM CDT | River Flood Advisory | OHX | Maury | 23 hr |
| Apr 1, 8:22 AM CDT | Freeze Warning | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 25 more | 25 hr |
| Apr 1, 1:04 PM CDT | River Flood Warning | OHX | Giles | 26 hr |
| Apr 1, 1:13 PM CDT | Freeze Warning | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more | 44 hr |
| Apr 1, 1:41 PM CDT | Freeze Warning | HUN | Franklin, Lincoln, Moore | 43 hr |
| Apr 1, 2:06 PM CDT | Freeze Warning | MEG | Benton, Carroll, Chester, Crockett, Decatur, Fayette and 9 more | 43 hr |
| Apr 1, 2:21 PM CDT | Freeze Warning | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 25 more | 43 hr |
| Apr 2, 2:42 PM CDT | River Flood Advisory | OHX | Giles | 11 hr |
| Apr 2, 4:37 PM CDT | River Flood Advisory | OHX | Humphreys, Perry | 32 hr |
| Apr 2, 9:27 PM CDT | River Flood Advisory | OHX | Hickman, Humphreys, Perry | 52 hr |
| Apr 3, 1:24 AM CDT | Frost Advisory | MEG | Dyer, Lake, Lauderdale, Obion, Shelby, Tipton | 8 hr |
| Apr 3, 3:15 AM CDT | River Flood Advisory | OHX | Hickman | 14 hr |
| Apr 3, 1:54 PM CDT | Frost Advisory | HUN | Franklin, Lincoln, Moore | 18 hr |
| Apr 3, 2:09 PM CDT | Frost Advisory | OHX | Bedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 16 more | 18 hr |
| Apr 3, 2:20 PM CDT | Frost Advisory | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 25 more | 18 hr |
| Apr 7, 5:28 AM CDT | River Flood Advisory | OHX | Decatur, Hardin, Perry, Wayne | 6 days |
| Apr 7, 11:20 AM CDT | Wind Advisory | MEG | Dyer, Lake, Lauderdale, Shelby, Tipton | 8 hr |
| Apr 7, 5:12 PM CDT | Mesoscale Discussion | SPC | Carroll, Chester, Crockett, Dyer, Fayette, Gibson and 9 more | 2 hr |
| Apr 7, 6:25 PM CDT | Special Weather Statement | MEG | Lauderdale, Tipton | 50 min |
| Apr 7, 6:54 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Shelby | 20 min |
| Apr 7, 7:21 PM CDT | Areal Flood Advisory | MEG | Lauderdale, Tipton | 2 hr |
| Apr 7, 7:23 PM CDT | Areal Flood Advisory | MEG | Shelby | 2 hr |
| Apr 7, 7:24 PM CDT | Special Weather Statement | MEG | Fayette | 36 min |
| Apr 7, 8:03 PM CDT | Areal Flood Advisory | MEG | Dyer, Haywood, Lauderdale, Tipton | 108 min |
| Apr 8, 1:01 AM CDT | Special Weather Statement | OHX | Bedford, Cannon, Coffee, Macon, Rutherford, Trousdale and 1 more | 44 min |
| Apr 8, 1:12 AM CDT | Special Weather Statement | HUN | Franklin, Lincoln, Moore | 48 min |
| Apr 8, 2:58 AM CDT | Wind Advisory | MRX | Blount, Carter, Cocke, Greene, Johnson, Monroe and 2 more | 19 hr |
| Apr 8, 9:28 AM CDT | Special Weather Statement | HUN | Franklin | 32 min |
| Apr 8, 9:29 AM CDT | Special Weather Statement | OHX | Coffee | 46 min |
| Apr 8, 9:37 AM CDT | Tornado Warning | HUN | Franklin | 8 min |
| Apr 8, 1:32 PM CDT | Special Weather Statement | OHX | Van Buren | 28 min |
| Apr 8, 2:07 PM CDT | Special Weather Statement | OHX | Cumberland | 38 min |
| Apr 8, 2:11 PM CDT | Special Weather Statement | OHX | Overton | 34 min |
| Apr 8, 3:24 PM CDT | Mesoscale Discussion | SPC | Campbell, Morgan, Scott | 96 min |
| Apr 8, 3:39 PM CDT | Tornado Warning | OHX | Cumberland, Fentress | 21 min |
| Apr 8, 3:47 PM CDT | Tornado Warning | MRX | Morgan, Scott | 43 min |
| Apr 8, 4:21 PM CDT | Severe Thunderstorm Warning | MRX | Campbell, Morgan, Scott | 39 min |
| Apr 8, 4:25 PM CDT | Tornado Warning | MRX | Campbell, Morgan, Scott | 35 min |
| Apr 8, 4:50 PM CDT | Mesoscale Discussion | SPC | Anderson, Campbell, Claiborne, Grainger, Hamblen, Hancock and 4 more | 85 min |
| Apr 8, 4:51 PM CDT | Tornado Warning | MRX | Campbell, Scott | 39 min |
| Apr 8, 4:56 PM CDT | Tornado Warning | MRX | Scott | 34 min |
| Apr 8, 4:57 PM CDT | Special Weather Statement | OHX | Fentress | 33 min |
| Apr 8, 5:15 PM CDT | Tornado Warning | OHX | Fentress | 16 min |
| Apr 8, 5:16 PM CDT | Severe Thunderstorm Warning | MRX | Campbell, Scott | 44 min |
| Apr 8, 5:22 PM CDT | Tornado Warning | MRX | Campbell, Claiborne, Scott | 53 min |
| Apr 8, 5:44 PM CDT | Tornado Warning | MRX | Campbell, Scott | 46 min |
| Apr 8, 5:50 PM CDT | Severe Thunderstorm Warning | MRX | Campbell, Claiborne | 40 min |
| Apr 8, 5:52 PM CDT | Tornado Warning | MRX | Campbell, Claiborne, Scott | 38 min |
| Apr 8, 6:24 PM CDT | Severe Thunderstorm Warning | MRX | Campbell, Claiborne | 36 min |
| Apr 9, 3:42 PM CDT | Severe Thunderstorm Watch | SPC | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 7 hr |
| Apr 9, 4:51 PM CDT | Special Weather Statement | HUN | Lincoln | 39 min |
| Apr 9, 4:56 PM CDT | Special Weather Statement | MRX | Bradley | 49 min |
| Apr 9, 5:12 PM CDT | Severe Thunderstorm Warning | MEG | Haywood, Lauderdale, Tipton | 48 min |
| Apr 9, 5:17 PM CDT | Special Weather Statement | MEG | Fayette | 28 min |
| Apr 9, 5:19 PM CDT | Special Weather Statement | MEG | Dyer | 26 min |
| Apr 9, 5:27 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Lake, Obion | 26 min |
| Apr 9, 5:34 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Haywood, Lauderdale, Madison, Tipton | 41 min |
| Apr 9, 5:36 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman | 39 min |
| Apr 9, 6:08 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Gibson, Haywood, Madison | 52 min |
| Apr 9, 6:10 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Fayette, Hardeman, Haywood, Madison | 50 min |
| Apr 9, 6:28 PM CDT | Severe Thunderstorm Warning | MEG | Dyer, Gibson, Obion, Weakley | 29 min |
| Apr 9, 6:56 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Hardeman, McNairy, Madison | 49 min |
| Apr 9, 6:56 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Gibson, Haywood, Madison | 15 min |
| Apr 9, 7:05 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Hardeman, McNairy | 40 min |
| Apr 9, 7:20 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Chester, Decatur, Hardin, Henderson and 9 more | 115 min |
| Apr 9, 7:41 PM CDT | Areal Flood Advisory | MEG | Crockett, Haywood, Madison | 2 hr |
| Apr 9, 7:41 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Hardin, Henderson, McNairy | 17 min |
| Apr 9, 8:01 PM CDT | Severe Thunderstorm Warning | MEG | Hardin, McNairy | 44 min |
| Apr 9, 8:21 PM CDT | Areal Flood Advisory | MEG | Chester, Hardeman, McNairy | 88 min |
| Apr 9, 8:30 PM CDT | Special Weather Statement | OHX | Perry | 30 min |
| Apr 9, 8:38 PM CDT | Areal Flood Advisory | MEG | Hardin, McNairy | 3 hr |
| Apr 9, 8:45 PM CDT | Severe Thunderstorm Warning | MEG | McNairy | 17 min |
| Apr 9, 9:59 PM CDT | Special Weather Statement | MEG | Chester, McNairy | 31 min |
| Apr 10, 12:38 PM CDT | River Flood Advisory | MEG | Dyer, Lake, Lauderdale | 56 hr |
| Apr 11, 11:05 AM CDT | River Flood Advisory | MEG | Lauderdale, Tipton | 58 hr |
| Apr 11, 3:48 PM CDT | River Flood Advisory | MEG | Decatur, Hardin | 44 hr |
| Apr 15, 6:03 PM CDT | Frost Advisory | MRX | Anderson, Campbell, Carter, Claiborne, Grainger, Greene and 8 more | 14 hr |
| Apr 15, 6:52 PM CDT | Frost Advisory | OHX | Cumberland, Fentress, Pickett | 13 hr |
| Apr 19, 7:12 AM CDT | Dense Fog Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Gibson and 7 more | 108 min |
| Apr 20, 2:05 AM CDT | Freeze Watch | MRX | Bledsoe, Blount, Campbell, Carter, Claiborne, Cocke and 12 more | 24 hr |
| Apr 20, 2:17 AM CDT | Freeze Watch | OHX | Bedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 15 more | 24 hr |
| Apr 20, 2:18 PM CDT | Freeze Warning | MEG | Dyer, Lake, Lauderdale, Obion, Weakley | 19 hr |
| Apr 21, 1:33 AM CDT | Frost Advisory | HUN | Franklin, Lincoln, Moore | 30 hr |
| Apr 21, 2:04 AM CDT | Frost Advisory | MRX | Bradley, Hamilton, McMinn, Marion, Meigs, Monroe and 2 more | 30 hr |
| Apr 21, 2:04 AM CDT | Freeze Warning | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 25 more | 30 hr |
| Apr 21, 2:13 AM CDT | Frost Advisory | OHX | Cheatham, Davidson, Dickson, Giles, Hickman, Houston and 11 more | 30 hr |
| Apr 21, 2:13 AM CDT | Freeze Warning | OHX | Bedford, Cannon, Clay, Coffee, Cumberland, DeKalb and 15 more | 30 hr |
| Apr 21, 3:02 AM CDT | Frost Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 30 hr |
| Apr 21, 3:19 PM CDT | Freeze Warning | MEG | Benton, Carroll, Chester, Crockett, Decatur, Fayette and 10 more | 18 hr |
| Apr 22, 2:12 AM CDT | Frost Advisory | MRX | Anderson, Bledsoe, Blount, Campbell, Cocke, Grainger and 14 more | 30 hr |
| Apr 22, 2:12 AM CDT | Freeze Warning | MRX | Blount, Carter, Claiborne, Cocke, Greene, Hancock and 6 more | 30 hr |
| Apr 22, 2:20 AM CDT | Frost Advisory | OHX | Cannon, Clay, Coffee, Cumberland, DeKalb, Fentress and 11 more | 29 hr |
| Apr 23, 2:14 AM CDT | High Wind Watch | MRX | Blount, Carter, Cocke, Greene, Monroe, Sevier and 1 more | 22 hr |
| Apr 24, 12:09 AM CDT | High Wind Warning | MRX | Blount, Carter, Cocke, Greene, Johnson, Monroe and 2 more | 14 hr |
| Apr 24, 1:22 PM CDT | Mesoscale Discussion | SPC | Franklin, Giles, Lawrence, Lincoln, Marion, Marshall and 1 more | 113 min |
| Apr 24, 3:44 PM CDT | Special Weather Statement | OHX | Bedford, Marshall | 46 min |
| Apr 24, 4:08 PM CDT | Special Weather Statement | HUN | Franklin | 52 min |
| Apr 24, 4:13 PM CDT | Special Weather Statement | OHX | Cannon | 47 min |
| Apr 24, 4:17 PM CDT | Special Weather Statement | OHX | Williamson | 28 min |
| Apr 24, 4:28 PM CDT | Special Weather Statement | OHX | Bedford, Coffee | 32 min |
| Apr 24, 4:47 PM CDT | Special Weather Statement | OHX | Giles | 28 min |
| Apr 24, 5:02 PM CDT | Special Weather Statement | HUN | Lincoln, Moore | 43 min |
| Apr 24, 5:05 PM CDT | Special Weather Statement | OHX | Coffee, Grundy, Warren | 40 min |
| Apr 24, 5:22 PM CDT | Tornado Warning | OHX | Coffee, Grundy, Warren | 23 min |
| Apr 24, 5:45 PM CDT | Special Weather Statement | OHX | Grundy, Van Buren | 30 min |
| Apr 24, 5:50 PM CDT | Special Weather Statement | HUN | Franklin | 40 min |
| Apr 24, 6:01 PM CDT | Special Weather Statement | MRX | Sequatchie | 44 min |
| Apr 24, 6:02 PM CDT | Tornado Warning | OHX | Grundy | 28 min |
| Apr 25, 3:00 AM CDT | Dense Fog Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 6 hr |
| Apr 28, 1:29 PM CDT | Special Weather Statement | OHX | Stewart | 46 min |
| Apr 28, 2:45 PM CDT | Special Weather Statement | OHX | Montgomery | 15 min |
| Apr 28, 4:38 PM CDT | Special Weather Statement | MEG | Obion | 37 min |
| Apr 28, 5:06 PM CDT | Severe Thunderstorm Warning | MEG | Obion, Weakley | 54 min |
| Apr 28, 5:25 PM CDT | Mesoscale Discussion | SPC | Henry, Houston, Lake, Montgomery, Obion, Stewart and 1 more | 2 hr |
| Apr 28, 5:39 PM CDT | Special Weather Statement | MEG | Weakley | 51 min |
| Apr 28, 5:48 PM CDT | Severe Thunderstorm Warning | MEG | Henry, Weakley | 42 min |
| Apr 28, 6:11 PM CDT | Tornado Warning | MEG | Henry, Weakley | 49 min |
| Apr 28, 6:54 PM CDT | Tornado Warning | MEG | Henry | 51 min |
| Apr 28, 7:09 PM CDT | Tornado Warning | OHX | Houston, Stewart | 36 min |
| Apr 28, 7:25 PM CDT | Mesoscale Discussion | SPC | Henry, Houston, Stewart | 65 min |
| Apr 28, 7:39 PM CDT | Tornado Warning | OHX | Houston, Montgomery, Stewart | 24 min |
| Apr 29, 3:14 AM CDT | Mesoscale Discussion | SPC | Lake, Obion | 3 hr |
| Apr 29, 4:40 AM CDT | Special Weather Statement | MEG | Dyer, Lake, Obion | 65 min |
| Apr 29, 4:57 AM CDT | Special Weather Statement | MEG | Lauderdale, Tipton | 48 min |
| Apr 29, 5:32 AM CDT | Special Weather Statement | MEG | Benton, Carroll, Crockett, Gibson, Henry, Weakley | 28 min |
| Apr 29, 7:04 AM CDT | Special Weather Statement | OHX | Hickman | 26 min |
| Apr 29, 11:24 AM CDT | Wind Advisory | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 7 hr |
| Apr 29, 11:12 PM CDT | Dense Fog Advisory | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 10 more | 10 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 | |
| Severe Thunderstorm Warning | 20 |
| Tornado Warning | 16 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 8 |
| Special Weather Statement | 35 |
| Flooding | |
| River Flood Warning | 3 |
| Areal Flood Advisory | 6 |
| River Flood Advisory | 11 |
| Cold | |
| Freeze Warning | 10 |
| Freeze Watch | 2 |
| Frost Advisory | 12 |
| Wind and dust | |
| High Wind Warning | 1 |
| High Wind Watch | 1 |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Campbell County19
- Scott County19
- McNairy County16
- Lauderdale County16
- Chester County15
- Weakley County15
- Obion County15
- Haywood County14
- Henry County14
- Madison County14
- Dyer County14
- Tipton County14
- Claiborne County13
- Morgan County13
- Crockett County13
- Hardin County13
- Gibson County12
- Lake County12
- Blount County11
- Carter County11
- Cocke County11
- Greene County11
- Monroe County11
- Sevier County11
- Fayette County11
- Hardeman County11
- Coffee County10
- Carroll County10
- Decatur County10
- Henderson County10
- Perry County9
- Giles County9
- Hancock County9
- Hawkins County9
- Fentress County9
- Grundy County9
- Franklin County9
- Benton County9
- Anderson County8
- Grainger County8
55 more counties
- Hamblen County8
- Sequatchie County8
- Sullivan County8
- Union County8
- Washington County8
- Cumberland County8
- Shelby County8
- Bledsoe County7
- Bradley County7
- McMinn County7
- Meigs County7
- Rhea County7
- Bedford County7
- Cannon County7
- Houston County7
- Stewart County7
- Van Buren County7
- Warren County7
- Lincoln County7
- Unicoi County7
- Jefferson County6
- Knox County6
- Loudon County6
- Marion County6
- Polk County6
- Roane County6
- Hickman County6
- Macon County6
- Overton County6
- Pickett County6
- Trousdale County6
- Moore County6
- Johnson County6
- Wayne County5
- Hamilton County5
- Clay County5
- DeKalb County5
- Humphreys County5
- Jackson County5
- Marshall County5
- Montgomery County5
- Putnam County5
- Rutherford County5
- Smith County5
- White County5
- Wilson County5
- Lawrence County4
- Maury County3
- Lewis County3
- Sumner County3
- Williamson County3
- Cheatham County2
- Davidson County2
- Dickson County2
- Robertson County2
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.