National Weather ServicePennsylvaniaWinter Weather AdvisoryArchive to October 1, 2026
Winter Weather Advisories in Pennsylvania
The National Weather Service issued 111 winter weather advisories for Pennsylvania in 2025 and 87 a year on average in 2008-2025; in 2021-2025 it had the 13th most of any state. 2026 through September: 52, 12% below the average of 59 for those months in 2008-2025. Somerset was covered most often (292 times since 2008).
How many winter weather advisories does Pennsylvania get?
Every winter weather advisory that covered part of Pennsylvania. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 52 |
| 2025 | 111 |
| 2024 | 79 |
| 2023 | 67 |
| 2022 | 101 |
| 2021 | 83 |
| 2020 | 65 |
| 2019 | 122 |
| 2018 | 107 |
| 2017 | 84 |
| 2016 | 78 |
| 2015 | 86 |
| 2014 | 92 |
| 2013 | 102 |
| 2012 | 62 |
| 2011 | 90 |
| 2010 | 71 |
| 2009 | 73 |
| 2008 | 87 |
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 Pennsylvania 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 Pennsylvania?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Somerset | 292 | 44 | March 16, 2026 |
| Cambria | 281 | 44 | March 16, 2026 |
| Clearfield | 241 | 41 | March 16, 2026 |
| McKean | 240 | 43 | March 16, 2026 |
| Elk | 235 | 44 | March 16, 2026 |
| Warren | 220 | 34 | March 16, 2026 |
| Southern Erie | 215 | 47 | March 3, 2026 |
| Potter | 213 | 44 | March 16, 2026 |
| Cameron | 212 | 38 | March 16, 2026 |
| Fayette Ridges | 208 | 44 | March 16, 2026 |
| Northern Wayne | 207 | 43 | March 6, 2026 |
| Westmoreland Ridges | 207 | 44 | March 16, 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 weather advisory?
A winter weather advisory covers snow, sleet or freezing rain that will be a nuisance and can make roads slippery, below warning amounts. 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 Pennsylvania.