National Weather ServiceWyomingFlood AdvisoryArchive to October 1, 2026
Flood Advisories in Wyoming
The National Weather Service issued 26 flood advisories for Wyoming in 2025 and 44 a year on average in 2008-2025; in 2021-2025 it had the 39th most of any state. 2026 through September: 65, 50% above the average of 43 for those months in 2008-2025. Laramie was covered most often (127 times since 2008).
How many flood advisories does Wyoming get?
Every flood advisory that covered part of Wyoming. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 65 |
| 2025 | 26 |
| 2024 | 20 |
| 2023 | 109 |
| 2022 | 52 |
| 2021 | 52 |
| 2020 | 8 |
| 2019 | 65 |
| 2018 | 38 |
| 2017 | 50 |
| 2016 | 27 |
| 2015 | 73 |
| 2014 | 69 |
| 2013 | 45 |
| 2012 | 8 |
| 2011 | 52 |
| 2010 | 24 |
| 2009 | 35 |
| 2008 | 31 |
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 Wyoming 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 Wyoming?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Laramie | 127 | 31 | September 23, 2026 |
| Fremont | 112 | 47 | September 20, 2026 |
| Albany | 77 | 18 | August 23, 2026 |
| Johnson | 76 | 17 | August 23, 2026 |
| Natrona | 69 | 20 | August 14, 2026 |
| Hot Springs | 58 | 18 | July 22, 2026 |
| Goshen | 57 | 13 | August 15, 2026 |
| Platte | 54 | 10 | June 1, 2026 |
| Washakie | 49 | 11 | July 22, 2026 |
| Big Horn | 46 | 12 | July 16, 2026 |
| Park | 42 | 11 | July 22, 2026 |
| Lincoln | 42 | 10 | July 21, 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 flood advisory?
A flood advisory covers flooding that is less serious than a warning, such as water on roads or in low-lying areas, that is still a hazard to drivers and walkers. 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 Wyoming.