National Weather ServiceAlaskaFrost AdvisoryArchive to October 1, 2026
Frost Advisories in Alaska
The National Weather Service issued 0 frost advisories for Alaska in 2025 and 6 a year on average in 2008-2025; in 2021-2025 it had the 41st most of any state. 2026 through September: 8, 45% above the average of 6 for those months in 2008-2025. Eastern Chichagof Island was covered most often (57 times since 2008).
How many frost advisories does Alaska get?
Every frost advisory that covered part of Alaska. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 8 |
| 2025 | 0 |
| 2024 | 6 |
| 2023 | 5 |
| 2022 | 9 |
| 2021 | 6 |
| 2020 | 13 |
| 2019 | 3 |
| 2018 | 10 |
| 2017 | 1 |
| 2016 | 0 |
| 2015 | 4 |
| 2014 | 5 |
| 2013 | 7 |
| 2012 | 2 |
| 2011 | 6 |
| 2010 | 4 |
| 2009 | 17 |
| 2008 | 8 |
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 Alaska 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 Alaska?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Eastern Chichagof Island | 57 | 12 | September 11, 2026 |
| Glacier Bay | 57 | 13 | September 11, 2026 |
| Haines Borough and Lynn Canal | 49 | 0 | May 18, 2022 |
| Cape Fairweather to Cape Suckling Coastal Area | 46 | 0 | May 18, 2022 |
| Juneau Borough and Northern Admiralty Island | 42 | 0 | May 13, 2022 |
| Middle Tanana Valley | 19 | 0 | August 10, 2022 |
| Inner Channels from Kupreanof Island to Etolin Island | 18 | 0 | May 7, 2022 |
| Taiya Inlet and Klondike Highway | 11 | 0 | May 7, 2022 |
| City and Borough of Yakutat | 9 | 9 | September 11, 2026 |
| Haines Borough and Klukwan | 8 | 8 | May 26, 2026 |
| City and Borough of Juneau | 7 | 7 | September 11, 2026 |
| Misty Fjords | 7 | 0 | May 7, 2022 |
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 Alaska.