National Weather ServiceMississippiHeat AdvisoryArchive to October 1, 2026
Heat Advisories in Mississippi
The National Weather Service issued 73 heat advisories for Mississippi in 2025 and 49 a year on average in 2008-2025; in 2021-2025 it had the 4th most of any state. 2026 through September: 112, 130% above the average of 49 for those months in 2008-2025. Coahoma was covered most often (245 times since 2008).
How many heat advisories does Mississippi get?
Every heat advisory that covered part of Mississippi. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 112 |
| 2025 | 73 |
| 2024 | 126 |
| 2023 | 135 |
| 2022 | 85 |
| 2021 | 60 |
| 2020 | 34 |
| 2019 | 49 |
| 2018 | 37 |
| 2017 | 13 |
| 2016 | 38 |
| 2015 | 43 |
| 2014 | 9 |
| 2013 | 6 |
| 2012 | 23 |
| 2011 | 35 |
| 2010 | 73 |
| 2009 | 20 |
| 2008 | 16 |
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 Mississippi 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 Mississippi?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Coahoma | 245 | 74 | September 14, 2026 |
| Tunica | 237 | 72 | September 14, 2026 |
| Quitman | 231 | 74 | September 14, 2026 |
| Issaquena | 228 | 94 | September 19, 2026 |
| Tallahatchie | 228 | 74 | September 14, 2026 |
| Warren | 227 | 99 | September 19, 2026 |
| Washington | 226 | 92 | September 16, 2026 |
| Sharkey | 225 | 92 | September 19, 2026 |
| Humphreys | 221 | 91 | September 19, 2026 |
| Panola | 220 | 68 | September 14, 2026 |
| Bolivar | 218 | 92 | September 16, 2026 |
| Claiborne | 217 | 103 | September 19, 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.
What is a heat advisory?
A heat advisory means heat that can make people ill, especially those without cooling, below the office's extreme heat warning values. An advisory is issued for a hazard less serious than a warning that can still cause inconvenience or danger if people are not careful. The national record · Every warning type in Mississippi.