Alert archive / Tennessee / Mesoscale Discussions / 2021
Mesoscale Discussions in Tennessee, August 2021
5 mesoscale discussions in August 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 August 2021. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest day
- August 1, 20212 mesoscale discussions
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 |
|---|---|---|---|---|
| Jul 31, 10:15 PM CDT | Mesoscale Discussion | SPC | Benton, Cannon, Carroll, Crockett, Decatur, DeKalb and 12 more | 2 hr |
| Jul 31, 11:10 PM CDT | Mesoscale Discussion | SPC | Decatur, Henderson, Lewis, Perry | 2 hr |
| Aug 12, 9:55 PM CDT | Mesoscale Discussion | SPC | Lake | 95 min |
| Aug 13, 12:24 PM CDT | Mesoscale Discussion | SPC | Carroll, Chester, Crockett, Dyer, Fayette, Gibson and 6 more | 2 hr |
| Aug 18, 1:20 PM CDT | Mesoscale Discussion | SPC | Bedford, Chester, Decatur, Fayette, Giles, Hardeman and 13 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Decatur County3
- Henderson County3
- Lewis County3
- Madison County3
- Perry County3
- Carroll County2
- Crockett County2
- Gibson County2
- Hickman County2
- Maury County2
- Chester County2
- Fayette County2
- Hardeman County2
- Benton County1
- Cannon County1
- DeKalb County1
- Dickson County1
- Humphreys County1
- Rutherford County1
- Warren County1
- Williamson County1
- Lake County1
- Dyer County1
- Haywood County1
- Lauderdale County1
- Shelby County1
- Tipton County1
- Bedford County1
- Giles County1
- Hardin County1
- Lawrence County1
- Lincoln County1
- McNairy County1
- Marshall County1
- Moore County1
- Wayne 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.