Alert archive / Tennessee / Flash Flood Watches / 2021
Flash Flood Watches in Tennessee, March 2021
13 flash flood watches in March 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 flash flood watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in March 2021. Tap one for its archive.
- Flash Flood Watches
- 13
- Busiest day
- March 30, 20213 flash flood watches
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 17, 4:17 PM CDT | Flash Flood Watch | HUN | Franklin, Lincoln, Moore | 8 hr |
| Mar 17, 4:32 PM CDT | Flash Flood Watch | MRX | Bledsoe, Bradley, Hamilton, McMinn, Marion, Meigs and 3 more | 14 hr |
| Mar 24, 1:43 PM CDT | Flash Flood Watch | HUN | Franklin, Lincoln, Moore | 33 hr |
| Mar 24, 1:53 PM CDT | Flash Flood Watch | MRX | Anderson, Bledsoe, Blount, Bradley, Hamilton, Jefferson and 12 more | 37 hr |
| Mar 24, 8:08 PM CDT | Flash Flood Watch | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more | 27 hr |
| Mar 26, 5:58 PM CDT | Flash Flood Watch | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more | 42 hr |
| Mar 26, 6:10 PM CDT | Flash Flood Watch | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 44 hr |
| Mar 27, 1:28 AM CDT | Flash Flood Watch | HUN | Franklin, Lincoln, Moore | 31 hr |
| Mar 27, 2:44 AM CDT | Flash Flood Watch | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 24 hr |
| Mar 29, 6:09 PM CDT | Flash Flood Watch | OHX | Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more | 39 hr |
| Mar 30, 2:46 AM CDT | Flash Flood Watch | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 35 hr |
| Mar 30, 12:32 PM CDT | Flash Flood Watch | HUN | Franklin, Lincoln, Moore | 23 hr |
| Mar 30, 1:39 PM CDT | Flash Flood Watch | MEG | Benton, Carroll, Chester, Decatur, Fayette, Hardeman and 4 more | 19 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Franklin County4
- Lincoln County4
- Moore County4
- Bledsoe County4
- Bradley County4
- Hamilton County4
- McMinn County4
- Marion County4
- Meigs County4
- Polk County4
- Rhea County4
- Sequatchie County4
- Anderson County3
- Blount County3
- Jefferson County3
- Knox County3
- Loudon County3
- Monroe County3
- Morgan County3
- Roane County3
- Sevier County3
- Bedford County3
- Cannon County3
- Cheatham County3
- Clay County3
- Coffee County3
- Cumberland County3
- Davidson County3
- DeKalb County3
- Dickson County3
- Fentress County3
- Giles County3
- Grundy County3
- Hickman County3
- Houston County3
- Humphreys County3
- Jackson County3
- Lawrence County3
- Lewis County3
- Macon County3
55 more counties
- Marshall County3
- Maury County3
- Montgomery County3
- Overton County3
- Perry County3
- Pickett County3
- Putnam County3
- Robertson County3
- Rutherford County3
- Smith County3
- Stewart County3
- Sumner County3
- Trousdale County3
- Van Buren County3
- Warren County3
- Wayne County3
- White County3
- Williamson County3
- Wilson County3
- Campbell County2
- Carter County2
- Claiborne County2
- Cocke County2
- Grainger County2
- Greene County2
- Hamblen County2
- Hancock County2
- Hawkins County2
- Johnson County2
- Scott County2
- Sullivan County2
- Unicoi County2
- Union County2
- Washington County2
- Benton County2
- Carroll County2
- Chester County2
- Decatur County2
- Fayette County2
- Hardeman County2
- Hardin County2
- Henderson County2
- McNairy County2
- Madison County2
- Crockett County1
- Dyer County1
- Gibson County1
- Haywood County1
- Henry County1
- Lake County1
- Lauderdale County1
- Obion County1
- Shelby County1
- Tipton County1
- Weakley 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. Warning verification from the Mesonet's Cow. Rebuilt daily.