National Weather ServiceGeorgiaDense Fog AdvisoryArchive to October 1, 2026
Dense Fog Advisories in Georgia
The National Weather Service issued 101 dense fog advisories for Georgia in 2025 and 88 a year on average in 2008-2025; in 2021-2025 it had the 5th most of any state. 2026 through September: 69, 42% above the average of 48 for those months in 2008-2025. Decatur was covered most often (309 times since 2008).
How many dense fog advisories does Georgia get?
Every dense fog advisory that covered part of Georgia. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 69 |
| 2025 | 101 |
| 2024 | 99 |
| 2023 | 87 |
| 2022 | 85 |
| 2021 | 123 |
| 2020 | 94 |
| 2019 | 65 |
| 2018 | 76 |
| 2017 | 109 |
| 2016 | 56 |
| 2015 | 106 |
| 2014 | 83 |
| 2013 | 78 |
| 2012 | 118 |
| 2011 | 83 |
| 2010 | 38 |
| 2009 | 84 |
| 2008 | 96 |
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 Georgia 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 Georgia?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Decatur | 309 | 80 | September 5, 2026 |
| Thomas | 302 | 79 | September 5, 2026 |
| Grady | 301 | 76 | September 5, 2026 |
| Seminole | 297 | 75 | September 5, 2026 |
| Brooks | 289 | 69 | September 5, 2026 |
| Lowndes | 288 | 67 | September 5, 2026 |
| Clinch | 266 | 57 | March 26, 2026 |
| Echols | 262 | 55 | September 21, 2026 |
| Bacon | 260 | 56 | September 30, 2026 |
| Pierce | 259 | 61 | September 30, 2026 |
| Brantley | 258 | 64 | September 30, 2026 |
| Colquitt | 258 | 61 | April 26, 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 dense fog advisory?
A dense fog advisory means fog will cut visibility to a quarter mile or less over a wide area. 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 Georgia.