National Weather ServiceMissouriFlood AdvisoryArchive to October 1, 2026
Flood Advisories in Missouri
The National Weather Service issued 238 flood advisories for Missouri in 2025 and 188 a year on average in 2008-2025; in 2021-2025 it had the 17th most of any state. 2026 through September: 273, 54% above the average of 177 for those months in 2008-2025. Texas was covered most often (219 times since 2008).
How many flood advisories does Missouri get?
Every flood advisory that covered part of Missouri. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 273 |
| 2025 | 238 |
| 2024 | 224 |
| 2023 | 197 |
| 2022 | 186 |
| 2021 | 207 |
| 2020 | 238 |
| 2019 | 205 |
| 2018 | 172 |
| 2017 | 93 |
| 2016 | 190 |
| 2015 | 218 |
| 2014 | 163 |
| 2013 | 171 |
| 2012 | 75 |
| 2011 | 160 |
| 2010 | 231 |
| 2009 | 210 |
| 2008 | 209 |
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 Missouri 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 Missouri?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Texas | 219 | 46 | July 15, 2026 |
| Douglas | 214 | 42 | August 6, 2026 |
| Wright | 203 | 40 | August 6, 2026 |
| Greene | 203 | 56 | September 20, 2026 |
| Jackson | 193 | 44 | September 16, 2026 |
| Webster | 187 | 49 | August 8, 2026 |
| St. Louis | 186 | 54 | September 10, 2026 |
| Christian | 182 | 48 | August 8, 2026 |
| Howell | 179 | 39 | August 26, 2026 |
| Ozark | 178 | 34 | August 6, 2026 |
| Pemiscot | 175 | 27 | July 10, 2026 |
| Barry | 160 | 27 | June 22, 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 flood advisory?
A flood advisory covers flooding that is less serious than a warning, such as water on roads or in low-lying areas, that is still a hazard to drivers and walkers. 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 Missouri.