National Weather ServiceAlaskaCoastal Flood WarningArchive to October 1, 2026
Coastal Flood Warnings in Alaska
The National Weather Service issued 4 coastal flood warnings for Alaska in 2025 and 3 a year on average in 2008-2025; in 2021-2025 it had the 14th most of any state. 2026 through September: 1, 50% above the average of 1 for those months in 2008-2025. Southern Seward Peninsula Coast was covered most often (22 times since 2008).
How many coastal flood warnings does Alaska get?
Every coastal flood warning that covered part of Alaska. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 1 |
| 2025 | 4 |
| 2024 | 3 |
| 2023 | 0 |
| 2022 | 3 |
| 2021 | 3 |
| 2020 | 2 |
| 2019 | 4 |
| 2018 | 1 |
| 2017 | 6 |
| 2016 | 2 |
| 2015 | 4 |
| 2014 | 0 |
| 2013 | 3 |
| 2012 | 3 |
| 2011 | 8 |
| 2010 | 1 |
| 2009 | 3 |
| 2008 | 1 |
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 |
|---|---|---|---|
| Southern Seward Peninsula Coast | 22 | 3 | October 12, 2025 |
| Eastern Norton Sound and Nulato Hills | 19 | 2 | October 12, 2025 |
| Yukon Delta | 16 | 0 | September 16, 2022 |
| Chukchi Sea Coast | 13 | 0 | October 6, 2022 |
| Northern Arctic Coast | 11 | 2 | October 7, 2025 |
| St Lawrence Island and Bering Strait Coast | 10 | 0 | September 16, 2022 |
| Kuskokwim Delta | 8 | 2 | January 23, 2025 |
| Western Arctic Coast | 8 | 2 | October 12, 2025 |
| Baldwin Peninsula and Selawik Valley | 7 | 0 | October 6, 2022 |
| Northern and Interior Seward Peninsula | 5 | 0 | September 16, 2022 |
| Bristol Bay | 3 | 0 | December 9, 2021 |
| Cape Fairweather to Cape Suckling Coastal Area | 3 | 0 | September 29, 2015 |
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.
The latest coastal flood warnings for Alaska in AreaZine's record
NWS AnchorageWarningSeptember 23, 2026
Coastal Flood Warning: Kuskokwim Delta Coast and Nunivak Island, AK
Expired 4:00 a.m. AKDT, September 26, 2026
This list is AreaZine's record of the NWS alert feed, kept since April 6, 2026; the counts above come from the complete IEM archive.
Source: National Weather Service alerts (api.weather.gov).
What is a coastal flood warning?
A coastal flood warning means seawater flooding of coastal roads and property is happening or expected, usually at high tide. A warning means the hazard is happening, about to happen, or very likely: act now to protect people and property. The national record · Every warning type in Alaska.