National Weather ServiceWyomingSnow AdvisoryArchive to October 1, 2026
Snow Advisories in Wyoming
The National Weather Service issued 0 snow advisories for Wyoming in 2025 and 4 a year on average in 2008-2025; in 2021-2025 it had the 5th most of any state. 2026 through September: 0, 100% below the average of 4 for those months in 2008-2025. Yellowstone National Park was covered most often (25 times since 2008).
How many snow advisories does Wyoming get?
Every snow advisory that covered part of Wyoming. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 0 |
| 2025 | 0 |
| 2024 | 0 |
| 2023 | 0 |
| 2022 | 0 |
| 2021 | 0 |
| 2020 | 0 |
| 2019 | 0 |
| 2018 | 0 |
| 2017 | 0 |
| 2016 | 0 |
| 2015 | 0 |
| 2014 | 0 |
| 2013 | 0 |
| 2012 | 0 |
| 2011 | 0 |
| 2010 | 0 |
| 2009 | 0 |
| 2008 | 75 |
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 |
|---|---|---|---|
| Yellowstone National Park | 25 | 0 | June 11, 2008 |
| Teton and Gros Ventre Mountains | 21 | 0 | June 11, 2008 |
| Jackson Hole | 16 | 0 | March 26, 2008 |
| Salt River and Wyoming Ranges | 15 | 0 | June 10, 2008 |
| Bighorn Mountains Southeast | 14 | 0 | June 11, 2008 |
| Northeast Big Horn Mountains | 14 | 0 | June 12, 2008 |
| Star Valley | 14 | 0 | March 20, 2008 |
| Wind River Mountains East | 14 | 0 | June 11, 2008 |
| Bighorn Mountains West | 13 | 0 | June 11, 2008 |
| Wind River Mountains West | 12 | 0 | June 11, 2008 |
| Casper Mountain | 10 | 0 | May 12, 2008 |
| Natrona County Lower Elevations | 9 | 0 | April 25, 2008 |
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 snow advisory?
A snow advisory covered snowfall below winter storm warning amounts. The NWS replaced it with the winter weather advisory. 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.