National Weather ServiceMarylandWinter Weather AdvisoryArchive to October 1, 2026
Winter Weather Advisories in Maryland
The National Weather Service issued 39 winter weather advisories for Maryland in 2025 and 45 a year on average in 2008-2025; in 2021-2025 it had the 32nd most of any state. 2026 through September: 18, 46% below the average of 33 for those months in 2008-2025. Garrett was covered most often (285 times since 2008).
How many winter weather advisories does Maryland get?
Every winter weather advisory that covered part of Maryland. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 18 |
| 2025 | 39 |
| 2024 | 29 |
| 2023 | 22 |
| 2022 | 49 |
| 2021 | 34 |
| 2020 | 20 |
| 2019 | 56 |
| 2018 | 55 |
| 2017 | 51 |
| 2016 | 46 |
| 2015 | 56 |
| 2014 | 58 |
| 2013 | 74 |
| 2012 | 28 |
| 2011 | 50 |
| 2010 | 49 |
| 2009 | 54 |
| 2008 | 44 |
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 Maryland 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 Maryland?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Garrett | 285 | 45 | March 6, 2025 |
| Extreme Western Allegany | 273 | 40 | March 16, 2026 |
| Carroll | 171 | 18 | March 2, 2026 |
| Northern Baltimore | 170 | 19 | March 2, 2026 |
| Frederick | 169 | 16 | March 2, 2026 |
| Central and Eastern Allegany | 160 | 17 | March 2, 2026 |
| Washington | 150 | 12 | March 2, 2026 |
| Southern Baltimore | 147 | 19 | March 2, 2026 |
| Cecil | 128 | 14 | March 2, 2026 |
| Prince Georges | 121 | 14 | February 22, 2026 |
| Anne Arundel | 120 | 14 | February 22, 2026 |
| Kent | 99 | 10 | December 26, 2025 |
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 Maryland.