Extreme Heat Warnings in Florida
15 extreme heat warnings since 1986. 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 extreme heat warnings reaches back to 2005.
Extreme Heat Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Extreme Heat Warnings
- 15
- Busiest year
- 202611 extreme heat warnings
- Average year
- 8over 2 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bay County5
- Calhoun County5
- Franklin County5
- Gulf County5
- Liberty County5
- Baker County4
- Clay County4
- Columbia County4
- Duval County4
- Hamilton County4
- Nassau County4
- Putnam County4
- Saint Johns County4
- Gadsden County4
- Jefferson County4
- Leon County4
- Wakulla County4
- Walton County4
- Alachua County3
- Bradford County3
- Flagler County3
- Gilchrist County3
- Suwannee County3
- Union County3
- Escambia County3
- Okaloosa County3
- Santa Rosa County3
- Washington County3
- Marion County2
- Dixie County2
- Jackson County2
- Lafayette County2
- Madison County2
- Taylor County2
- Citrus County1
- Hernando County1
- Hillsborough County1
- Lake County1
- Levy County1
- Orange County1
The latest extreme heat warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 11:45 AM EDT | Extreme Heat Warning | MFL | Broward, Miami-Dade | 7 hr |
| Aug 17, 1:40 PM EDT | Extreme Heat Warning | TAE | Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 11 more | 30 hr |
| Aug 17, 12:48 PM EDT | Extreme Heat Warning | MOB | Escambia, Okaloosa, Santa Rosa | 32 hr |
| Aug 17, 12:33 PM EDT | Extreme Heat Warning | JAX | Alachua, Baker, Bradford, Clay, Columbia, Duval and 9 more | 31 hr |
| Aug 16, 12:03 PM EDT | Extreme Heat Warning | TAE | Bay, Calhoun, Franklin, Gadsden, Gulf, Jefferson and 4 more | 32 hr |
| Aug 13, 1:23 PM EDT | Extreme Heat Warning | TAE | Bay, Calhoun, Franklin, Gadsden, Gulf, Jefferson and 3 more | 31 hr |
| Jul 29, 12:31 AM EDT | Extreme Heat Warning | TAE | Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more | 19 hr |
| Jul 28, 11:27 PM EDT | Extreme Heat Warning | JAX | Alachua, Baker, Bradford, Clay, Columbia, Duval and 7 more | 21 hr |
| Jul 28, 1:57 PM EDT | Extreme Heat Warning | MOB | Escambia, Okaloosa, Santa Rosa | 32 hr |
| Jul 27, 4:33 PM EDT | Extreme Heat Warning | TAE | Bay, Calhoun, Franklin, Gulf, Liberty, Walton and 1 more | 27 hr |
| Jul 27, 12:44 PM EDT | Extreme Heat Warning | MOB | Escambia, Okaloosa, Santa Rosa | 33 hr |
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.