National Weather ServiceWyomingWinter Storm WatchArchive to October 1, 2026
Winter Storm Watches in Wyoming
The National Weather Service issued 31 winter storm watches for Wyoming in 2025 and 44 a year on average in 2008-2025; in 2021-2025 it had the 5th most of any state. 2026 through September: 15, 49% below the average of 30 for those months in 2008-2025. Snowy Range was covered most often (185 times since 2008).
How many winter storm watches does Wyoming get?
Every winter storm watch that covered part of Wyoming. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 15 |
| 2025 | 31 |
| 2024 | 49 |
| 2023 | 46 |
| 2022 | 41 |
| 2021 | 40 |
| 2020 | 38 |
| 2019 | 53 |
| 2018 | 53 |
| 2017 | 66 |
| 2016 | 43 |
| 2015 | 31 |
| 2014 | 50 |
| 2013 | 41 |
| 2012 | 26 |
| 2011 | 42 |
| 2010 | 47 |
| 2009 | 46 |
| 2008 | 49 |
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 |
|---|---|---|---|
| Snowy Range | 185 | 24 | May 18, 2026 |
| Sierra Madre Range | 151 | 25 | February 17, 2026 |
| Teton and Gros Ventre Mountains | 150 | 32 | April 16, 2026 |
| Yellowstone National Park | 119 | 30 | April 16, 2026 |
| Salt River and Wyoming Ranges | 117 | 24 | April 2, 2026 |
| South Laramie Range | 116 | 16 | May 18, 2026 |
| Wind River Mountains East | 115 | 22 | May 18, 2026 |
| Wyoming Black Hills | 114 | 17 | April 3, 2026 |
| Absaroka Mountains | 107 | 24 | April 16, 2026 |
| Wind River Mountains West | 107 | 20 | April 16, 2026 |
| South Laramie Range Foothills | 98 | 10 | May 5, 2026 |
| North Snowy Range Foothills | 91 | 8 | May 18, 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 winter storm watch?
A winter storm watch means a significant winter storm is possible in the coming days. A watch means the conditions for the hazard are possible or favourable, but it is not yet happening: be ready to act if a warning follows. The national record · Every warning type in Wyoming.