Alert archive / Tennessee / Mesoscale Discussions / 2009
Mesoscale Discussions in Tennessee, August 2009
7 mesoscale discussions in August 2009. 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 2009. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest day
- August 4, 20093 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 |
|---|---|---|---|---|
| Aug 4, 2:36 PM CDT | Mesoscale Discussion | SPC | Campbell, Cheatham, Clay, Cumberland, Fentress, Jackson and 13 more | 84 min |
| Aug 4, 5:45 PM CDT | Mesoscale Discussion | SPC | Anderson, Bedford, Bledsoe, Blount, Bradley, Cannon and 44 more | 90 min |
| Aug 4, 6:21 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Cheatham, Chester, Crockett, Davidson and 27 more | 114 min |
| Aug 4, 8:35 PM CDT | Mesoscale Discussion | SPC | Bedford, Benton, Cannon, Carroll, Cheatham, Chester and 48 more | 85 min |
| Aug 4, 9:36 PM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Gibson, Henderson, Henry, Humphreys and 4 more | 2 hr |
| Aug 5, 2:18 AM CDT | Mesoscale Discussion | SPC | Shelby | 57 min |
| Aug 11, 12:03 PM CDT | Mesoscale Discussion | SPC | Blount, Carter, Cocke, Greene, Hamblen, Hawkins and 7 more | 87 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Robertson County4
- Cheatham County3
- Jackson County3
- Macon County3
- Montgomery County3
- Smith County3
- Stewart County3
- Sumner County3
- Trousdale County3
- Wilson County3
- Davidson County3
- Benton County3
- Carroll County3
- Gibson County3
- Henderson County3
- Henry County3
- Humphreys County3
- Lake County3
- Obion County3
- Perry County3
- Weakley County3
- Clay County2
- Cumberland County2
- Fentress County2
- Morgan County2
- Overton County2
- Putnam County2
- Bedford County2
- Blount County2
- Cannon County2
- Carter County2
- Cocke County2
- Coffee County2
- DeKalb County2
- Franklin County2
- Greene County2
- Grundy County2
- Hamblen County2
- Jefferson County2
- Johnson County2
51 more counties
- Monroe County2
- Moore County2
- Rutherford County2
- Sevier County2
- Sullivan County2
- Unicoi County2
- Warren County2
- Washington County2
- Chester County2
- Crockett County2
- Decatur County2
- Dickson County2
- Dyer County2
- Giles County2
- Hardin County2
- Haywood County2
- Hickman County2
- Houston County2
- Lauderdale County2
- Lawrence County2
- Lewis County2
- Madison County2
- Marshall County2
- Maury County2
- Wayne County2
- Williamson County2
- Shelby County2
- Campbell County1
- Pickett County1
- Scott County1
- Anderson County1
- Bledsoe County1
- Bradley County1
- Hamilton County1
- Knox County1
- Loudon County1
- McMinn County1
- Marion County1
- Meigs County1
- Polk County1
- Rhea County1
- Roane County1
- Sequatchie County1
- Van Buren County1
- White County1
- Fayette County1
- Hardeman County1
- Lincoln County1
- McNairy County1
- Tipton County1
- Hawkins County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.