National Weather ServiceIllinoisLake Wind AdvisoryArchive to October 1, 2026
Lake Wind Advisories in Illinois
The National Weather Service issued 5 lake wind advisories for Illinois in 2025 and 8 a year on average in 2008-2025; in 2021-2025 it had the 13th most of any state. 2026 through September: 6, 21% below the average of 8 for those months in 2008-2025. Franklin was covered most often (135 times since 2008).
How many lake wind advisories does Illinois get?
Every lake wind advisory that covered part of Illinois. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 6 |
| 2025 | 5 |
| 2024 | 1 |
| 2023 | 5 |
| 2022 | 7 |
| 2021 | 9 |
| 2020 | 11 |
| 2019 | 10 |
| 2018 | 6 |
| 2017 | 12 |
| 2016 | 1 |
| 2015 | 6 |
| 2014 | 15 |
| 2013 | 7 |
| 2012 | 12 |
| 2011 | 10 |
| 2010 | 11 |
| 2009 | 7 |
| 2008 | 2 |
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 Illinois 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 Illinois?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Franklin | 135 | 16 | June 21, 2026 |
| Jefferson | 135 | 17 | June 21, 2026 |
| Edwards | 133 | 13 | May 4, 2026 |
| Gallatin | 133 | 13 | May 4, 2026 |
| Wabash | 133 | 13 | May 4, 2026 |
| White | 133 | 13 | May 4, 2026 |
| Williamson | 133 | 16 | June 21, 2026 |
| Alexander | 132 | 12 | May 4, 2026 |
| Hamilton | 132 | 13 | May 4, 2026 |
| Saline | 132 | 12 | May 4, 2026 |
| Johnson | 131 | 12 | May 4, 2026 |
| Perry | 131 | 12 | May 4, 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 lake wind advisory?
A lake wind advisory means winds strong enough to make small boats on inland lakes unsafe. 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 Illinois.