National Weather ServiceMichiganFrost AdvisoryArchive to October 1, 2026
Frost Advisories in Michigan
The National Weather Service issued 34 frost advisories for Michigan in 2025 and 30 a year on average in 2008-2025; in 2021-2025 it had the 9th most of any state. 2026 through September: 39, 68% above the average of 23 for those months in 2008-2025. Kalkaska was covered most often (88 times since 2008).
How many frost advisories does Michigan get?
Every frost advisory that covered part of Michigan. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 39 |
| 2025 | 34 |
| 2024 | 22 |
| 2023 | 25 |
| 2022 | 20 |
| 2021 | 39 |
| 2020 | 36 |
| 2019 | 28 |
| 2018 | 12 |
| 2017 | 22 |
| 2016 | 24 |
| 2015 | 31 |
| 2014 | 25 |
| 2013 | 34 |
| 2012 | 46 |
| 2011 | 25 |
| 2010 | 46 |
| 2009 | 38 |
| 2008 | 35 |
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 Michigan 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 Michigan?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Kalkaska | 88 | 17 | May 22, 2026 |
| Montmorency | 88 | 15 | May 22, 2026 |
| Newaygo | 88 | 16 | May 21, 2026 |
| Oscoda | 88 | 17 | May 22, 2026 |
| Crawford | 87 | 17 | May 22, 2026 |
| Cheboygan | 86 | 14 | May 22, 2026 |
| Isabella | 86 | 17 | May 21, 2026 |
| Otsego | 86 | 15 | May 22, 2026 |
| Mecosta | 85 | 16 | May 21, 2026 |
| Montcalm | 85 | 19 | May 12, 2026 |
| Alpena | 84 | 16 | May 22, 2026 |
| Iron | 84 | 20 | September 23, 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 Michigan.