Alert archive / Tennessee / Severe Thunderstorm Warnings / 2025
Severe Thunderstorm Warnings in Tennessee, December 2025
9 severe thunderstorm warnings in December 2025. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in December 2025. Tap one for its archive.
- Severe Thunderstorm Warnings
- 9
- Busiest day
- December 19, 20258 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Dec 18, 6:55 PM CST | Severe Thunderstorm Warning | OHX | Davidson, Sumner, Trousdale, Wilson | 27 min |
| Dec 18, 7:24 PM CST | Severe Thunderstorm Warning | HUN | Franklin, Lincoln, Moore | 66 min |
| Dec 18, 8:27 PM CST | Severe Thunderstorm Warning | HUN | Franklin, Lincoln | 63 min |
| Dec 18, 8:32 PM CST | Severe Thunderstorm Warning | OHX | Van Buren, Warren | 27 min |
| Dec 18, 10:31 PM CST | Severe Thunderstorm Warning | MRX | Cocke, Grainger, Greene, Hamblen, Jefferson, Knox and 1 more | 44 min |
| Dec 18, 11:06 PM CST | Severe Thunderstorm Warning | MRX | Greene, Hamblen, Hawkins, Unicoi, Washington | 39 min |
| Dec 18, 11:45 PM CST | Severe Thunderstorm Warning | MRX | Carter, Johnson, Sullivan, Unicoi, Washington | 45 min |
| Dec 18, 11:49 PM CST | Severe Thunderstorm Warning | MRX | Johnson, Sullivan | 41 min |
| Dec 28, 9:38 PM CST | Severe Thunderstorm Warning | OHX | Davidson, Robertson, Sumner, Wilson | 52 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Davidson County2
- Sumner County2
- Wilson County2
- Franklin County2
- Lincoln County2
- Greene County2
- Hamblen County2
- Unicoi County2
- Washington County2
- Johnson County2
- Sullivan County2
- Trousdale County1
- Moore County1
- Van Buren County1
- Warren County1
- Cocke County1
- Grainger County1
- Jefferson County1
- Knox County1
- Sevier County1
- Hawkins County1
- Carter County1
- Robertson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.