National Weather ServicePuerto RicoCoastal Flood AdvisoryArchive to October 1, 2026
Coastal Flood Advisories in Puerto Rico
The National Weather Service issued 6 coastal flood advisories for Puerto Rico in 2025 and 4 a year on average in 2008-2025; in 2021-2025 it had the 24th most of any state. 2026 through September: 2, 20% below the average of 3 for those months in 2008-2025. Northeast was covered most often (66 times since 2008).
How many coastal flood advisories does Puerto Rico get?
Every coastal flood advisory that covered part of Puerto Rico. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 2 |
| 2025 | 6 |
| 2024 | 6 |
| 2023 | 6 |
| 2022 | 4 |
| 2021 | 2 |
| 2020 | 10 |
| 2019 | 5 |
| 2018 | 8 |
| 2017 | 4 |
| 2016 | 7 |
| 2015 | 0 |
| 2014 | 2 |
| 2013 | 3 |
| 2012 | 2 |
| 2011 | 1 |
| 2010 | 0 |
| 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 Puerto Rico 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 Puerto Rico?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Northeast | 66 | 20 | February 9, 2026 |
| San Juan and Vicinity | 66 | 20 | February 9, 2026 |
| North Central | 65 | 19 | February 9, 2026 |
| Northwest | 65 | 19 | February 9, 2026 |
| Culebra | 36 | 6 | February 9, 2026 |
| Mayaguez and Vicinity | 35 | 6 | February 9, 2026 |
| Southwest | 10 | 2 | February 2, 2026 |
| Vieques | 10 | 2 | August 13, 2024 |
| Southeast | 5 | 2 | August 13, 2024 |
| Ponce and Vicinity | 4 | 1 | July 2, 2024 |
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 coastal flood advisory?
A coastal flood advisory covers minor coastal flooding at high tide, such as water on shore roads and low parking lots. 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 Puerto Rico.