National Weather ServiceFloridaExtreme Heat WarningArchive to October 1, 2026
Extreme Heat Warnings in Florida
The National Weather Service issued 4 extreme heat warnings for Florida in 2025 and 4 a year on average in 2008-2025; in 2021-2025 it had the 10th most of any state. 2026 through September: 11, 168% above the average of 4 for those months in 2008-2025. Inland Gulf was covered most often (24 times since 2008).
How many extreme heat warnings does Florida get?
Every extreme heat warning that covered part of Florida. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 11 |
| 2025 | 4 |
| 2024 | 2 |
| 2023 | 48 |
| 2022 | 3 |
| 2021 | 4 |
| 2020 | 0 |
| 2019 | 1 |
| 2018 | 0 |
| 2017 | 0 |
| 2016 | 0 |
| 2015 | 0 |
| 2014 | 2 |
| 2013 | 0 |
| 2012 | 0 |
| 2011 | 4 |
| 2010 | 5 |
| 2009 | 1 |
| 2008 | 0 |
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
When in the year does Florida get them?
Sum of 2008-2025; the busiest month is labelled.
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
Where in Florida?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Inland Gulf | 24 | 19 | August 18, 2026 |
| Inland Bay | 24 | 19 | August 18, 2026 |
| Coastal Gulf | 24 | 18 | August 18, 2026 |
| Coastal Bay | 24 | 18 | August 18, 2026 |
| Calhoun | 24 | 19 | August 18, 2026 |
| Washington | 22 | 17 | August 18, 2026 |
| Coastal Franklin | 22 | 15 | August 18, 2026 |
| South Walton | 21 | 16 | August 18, 2026 |
| Inland Franklin | 21 | 16 | August 18, 2026 |
| Coastal Wakulla | 20 | 14 | August 18, 2026 |
| Jackson | 19 | 15 | August 18, 2026 |
| Inland Wakulla | 19 | 15 | August 18, 2026 |
The NWS issues these products for counties or forecast zones; a zone can be part of a county or a mountain range.
Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 1, 2026.
The latest extreme heat warnings for Florida in AreaZine's record
NWS MiamiWarningAugust 19, 2026
Extreme Heat Warning: Inland Broward County, Metro Broward County, Inland Miami-Dade County and 4 more, FL
Expired 7:00 p.m. EDT, August 19, 2026
NWS MobileWarningAugust 18, 2026
Extreme Heat Warning: Mobile Central, Baldwin Central, Mobile Coastal and 4 more, AL and FL
Expired 8:00 p.m. CDT, August 18, 2026
NWS TallahasseeWarningAugust 17, 2026
Extreme Heat Warning: Inland Bay, Calhoun, Inland Gulf and 12 more, FL
Expired 8:00 p.m. EDT, August 18, 2026
NWS JacksonvilleWarningAugust 17, 2026
Extreme Heat Warning: Suwannee, Baker, Inland Nassau and 30 more, FL and GA
Expired 8:00 p.m. EDT, August 18, 2026
NWS TallahasseeWarningAugust 16, 2026
Extreme Heat Warning: Inland Bay, Calhoun, Inland Gulf and 12 more, FL
Expired 8:00 p.m. EDT, August 17, 2026
NWS TallahasseeWarningAugust 13, 2026
Extreme Heat Warning: Inland Bay, Calhoun, Inland Gulf and 12 more, FL
Expired 8:00 p.m. EDT, August 14, 2026
NWS MobileWarningJuly 29, 2026
Extreme Heat Warning: Mobile Coastal, Baldwin Coastal, Escambia Coastal and 2 more, AL and FL
Expired 9:00 p.m. CDT, July 29, 2026
NWS TallahasseeWarningJuly 29, 2026
Extreme Heat Warning: Washington, Jackson, Inland Bay and 28 more, FL and GA
Expired 8:00 p.m. EDT, July 29, 2026
This list is AreaZine's record of the NWS alert feed, kept since April 6, 2026; the counts above come from the complete IEM archive.
Source: National Weather Service alerts (api.weather.gov).
What is an extreme heat warning?
An extreme heat warning means dangerous heat is expected, measured by heat index or temperature thresholds each office sets. It replaced the excessive heat warning in 2025. A warning means the hazard is happening, about to happen, or very likely: act now to protect people and property. AreaZine's counts include the excessive heat warnings issued before the change. The national record · Every warning type in Florida.