National Weather ServiceSouth DakotaFrost AdvisoryArchive to October 1, 2026
Frost Advisories in South Dakota
The National Weather Service issued 12 frost advisories for South Dakota in 2025 and 8 a year on average in 2008-2025; in 2021-2025 it had the 36th most of any state. 2026 through September: 14, 157% above the average of 5 for those months in 2008-2025. Kingsbury was covered most often (42 times since 2008).
How many frost advisories does South Dakota get?
Every frost advisory that covered part of South Dakota. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 14 |
| 2025 | 12 |
| 2024 | 4 |
| 2023 | 2 |
| 2022 | 7 |
| 2021 | 8 |
| 2020 | 10 |
| 2019 | 6 |
| 2018 | 8 |
| 2017 | 16 |
| 2016 | 10 |
| 2015 | 8 |
| 2014 | 11 |
| 2013 | 4 |
| 2012 | 9 |
| 2011 | 6 |
| 2010 | 8 |
| 2009 | 5 |
| 2008 | 5 |
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 South 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 South Dakota?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Kingsbury | 42 | 8 | May 11, 2026 |
| Moody | 41 | 9 | May 20, 2026 |
| Brookings | 40 | 8 | May 11, 2026 |
| Brown | 40 | 6 | May 11, 2026 |
| Lake | 40 | 9 | May 20, 2026 |
| Miner | 39 | 9 | May 20, 2026 |
| Edmunds | 38 | 8 | May 19, 2026 |
| McPherson | 38 | 8 | May 19, 2026 |
| Sanborn | 38 | 7 | May 11, 2026 |
| Beadle | 36 | 8 | May 11, 2026 |
| Minnehaha | 36 | 7 | May 20, 2026 |
| Jerauld | 35 | 5 | May 7, 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 frost advisory?
A frost advisory means frost is expected on clear, calm nights during the growing season, with temperatures a few degrees above freezing. 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 South Dakota.