Alert archive / Florida / Severe Thunderstorm Warnings / 2026
Severe Thunderstorm Warnings in Florida, September 2026
34 severe thunderstorm warnings in September 2026. 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 September 2026. Tap one for its archive.
- Severe Thunderstorm Warnings
- 34
- Busiest day
- September 6, 20269 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, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 5:46 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 29 min |
| Sep 6, 3:58 PM EDT | Severe Thunderstorm Warning | MLB | Volusia | 29 min |
| Sep 6, 4:01 PM EDT | Severe Thunderstorm Warning | JAX | Columbia, Hamilton | 30 min |
| Sep 6, 4:10 PM EDT | Severe Thunderstorm Warning | JAX | Baker, Bradford, Clay, Duval, Nassau, Saint Johns | 50 min |
| Sep 6, 4:21 PM EDT | Severe Thunderstorm Warning | JAX | Duval, Nassau | 39 min |
| Sep 6, 4:43 PM EDT | Severe Thunderstorm Warning | JAX | Clay, Putnam, Saint Johns | 32 min |
| Sep 6, 4:54 PM EDT | Severe Thunderstorm Warning | MLB | Lake, Orange | 20 min |
| Sep 6, 4:55 PM EDT | Severe Thunderstorm Warning | MLB | Brevard, Volusia | 35 min |
| Sep 6, 4:59 PM EDT | Severe Thunderstorm Warning | JAX | Baker, Bradford, Clay, Duval, Union | 31 min |
| Sep 6, 5:59 PM EDT | Severe Thunderstorm Warning | JAX | Flagler, Putnam, Saint Johns | 31 min |
| Sep 6, 10:43 PM EDT | Severe Thunderstorm Warning | TAE | Jefferson, Madison | 77 min |
| Sep 6, 11:18 PM EDT | Severe Thunderstorm Warning | TAE | Gadsden, Leon | 72 min |
| Sep 6, 11:58 PM EDT | Severe Thunderstorm Warning | TAE | Jefferson, Madison, Taylor | 51 min |
| Sep 7, 2:30 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 30 min |
| Sep 7, 2:43 PM EDT | Severe Thunderstorm Warning | MLB | Martin, Saint Lucie | 32 min |
| Sep 7, 3:09 PM EDT | Severe Thunderstorm Warning | MLB | Martin | 24 min |
| Sep 7, 3:46 PM EDT | Severe Thunderstorm Warning | MFL | Palm Beach | 44 min |
| Sep 7, 3:50 PM EDT | Severe Thunderstorm Warning | MFL | Broward, Miami-Dade | 40 min |
| Sep 7, 4:39 PM EDT | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 51 min |
| Sep 10, 3:42 PM EDT | Severe Thunderstorm Warning | MFL | Glades, Hendry | 33 min |
| Sep 10, 5:15 PM EDT | Severe Thunderstorm Warning | MLB | Osceola | 17 min |
| Sep 11, 5:50 PM EDT | Severe Thunderstorm Warning | JAX | Duval, Nassau | 40 min |
| Sep 11, 6:29 PM EDT | Severe Thunderstorm Warning | JAX | Duval, Nassau, Saint Johns | 23 min |
| Sep 12, 4:44 PM EDT | Severe Thunderstorm Warning | TBW | Polk | 16 min |
| Sep 14, 5:59 PM EDT | Severe Thunderstorm Warning | JAX | Marion, Putnam | 31 min |
| Sep 19, 7:08 PM EDT | Severe Thunderstorm Warning | TAE | Holmes, Walton, Washington | 51 min |
| Sep 19, 7:27 PM EDT | Severe Thunderstorm Warning | TAE | Bay, Gulf | 29 min |
| Sep 20, 5:21 PM EDT | Severe Thunderstorm Warning | MOB | Santa Rosa | 22 min |
| Sep 20, 6:35 PM EDT | Severe Thunderstorm Warning | TAE | Holmes, Jackson, Washington | 55 min |
| Sep 20, 7:08 PM EDT | Severe Thunderstorm Warning | TAE | Jackson | 67 min |
| Sep 20, 7:25 PM EDT | Severe Thunderstorm Warning | TAE | Calhoun, Liberty | 65 min |
| Sep 20, 8:33 PM EDT | Severe Thunderstorm Warning | TAE | Walton | 57 min |
| Sep 20, 8:36 PM EDT | Severe Thunderstorm Warning | TAE | Bay, Washington | 47 min |
| Sep 22, 3:51 PM EDT | Severe Thunderstorm Warning | MOB | Santa Rosa | 23 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Duval County5
- Nassau County4
- Saint Johns County4
- Clay County3
- Putnam County3
- Santa Rosa County3
- Washington County3
- Brevard County2
- Volusia County2
- Baker County2
- Bradford County2
- Jefferson County2
- Madison County2
- Palm Beach County2
- Martin County2
- Holmes County2
- Walton County2
- Bay County2
- Jackson County2
- Columbia County1
- Hamilton County1
- Lake County1
- Orange County1
- Union County1
- Flagler County1
- Gadsden County1
- Leon County1
- Taylor County1
- Saint Lucie County1
- Broward County1
- Miami-Dade County1
- Escambia County1
- Glades County1
- Hendry County1
- Osceola County1
- Polk County1
- Marion County1
- Gulf County1
- Calhoun County1
- Liberty County1
Nearby
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.