National Weather ServiceNorth DakotaDense Fog AdvisoryArchive to October 1, 2026
Dense Fog Advisories in North Dakota
The National Weather Service issued 30 dense fog advisories for North Dakota in 2025 and 33 a year on average in 2008-2025; in 2021-2025 it had the 26th most of any state. 2026 through September: 37, 62% above the average of 23 for those months in 2008-2025. Stutsman was covered most often (197 times since 2008).
How many dense fog advisories does North Dakota get?
Every dense fog advisory that covered part of North Dakota. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 37 |
| 2025 | 30 |
| 2024 | 54 |
| 2023 | 66 |
| 2022 | 19 |
| 2021 | 27 |
| 2020 | 39 |
| 2019 | 42 |
| 2018 | 63 |
| 2017 | 41 |
| 2016 | 16 |
| 2015 | 28 |
| 2014 | 20 |
| 2013 | 29 |
| 2012 | 32 |
| 2011 | 8 |
| 2010 | 38 |
| 2009 | 19 |
| 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 North Dakota 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 North Dakota?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Stutsman | 197 | 61 | September 25, 2026 |
| Wells | 191 | 58 | September 29, 2026 |
| Sheridan | 188 | 59 | September 29, 2026 |
| Foster | 187 | 57 | September 25, 2026 |
| Kidder | 186 | 61 | September 29, 2026 |
| Burleigh | 180 | 57 | September 29, 2026 |
| Mountrail | 179 | 60 | September 29, 2026 |
| Logan | 177 | 63 | September 29, 2026 |
| Burke | 176 | 57 | September 29, 2026 |
| Emmons | 175 | 62 | September 29, 2026 |
| McLean | 175 | 58 | April 12, 2026 |
| Pierce | 175 | 52 | September 29, 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 North Dakota.