National Weather ServiceConnecticutWinter Storm WarningArchive to October 1, 2026
Winter Storm Warnings in Connecticut
The National Weather Service issued 9 winter storm warnings for Connecticut in 2025 and 11 a year on average in 2008-2025; in 2021-2025 it had the 40th most of any state. 2026 through September: 6, 31% below the average of 9 for those months in 2008-2025. Windham was covered most often (66 times since 2008).
How many winter storm warnings does Connecticut get?
Every winter storm warning that covered part of Connecticut. 2026 is an outline: the year is not over.
The numbers
| Year | Count |
|---|---|
| 2026 (through September) | 6 |
| 2025 | 9 |
| 2024 | 6 |
| 2023 | 5 |
| 2022 | 9 |
| 2021 | 5 |
| 2020 | 6 |
| 2019 | 9 |
| 2018 | 21 |
| 2017 | 15 |
| 2016 | 9 |
| 2015 | 15 |
| 2014 | 17 |
| 2013 | 9 |
| 2012 | 6 |
| 2011 | 20 |
| 2010 | 9 |
| 2009 | 17 |
| 2008 | 12 |
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 Connecticut 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 Connecticut?
| County or forecast zone | Since 2008 | Since 2023 | Last issued |
|---|---|---|---|
| Windham | 66 | 8 | February 22, 2026 |
| Hartford | 65 | 9 | February 22, 2026 |
| Tolland | 65 | 8 | February 22, 2026 |
| Northern Litchfield | 63 | 9 | February 22, 2026 |
| Northern New Haven | 62 | 8 | February 22, 2026 |
| Northern Middlesex | 60 | 8 | February 22, 2026 |
| Northern New London | 60 | 8 | February 22, 2026 |
| Northern Fairfield | 59 | 8 | February 22, 2026 |
| Southern Litchfield | 57 | 9 | February 22, 2026 |
| Southern Middlesex | 49 | 5 | January 25, 2026 |
| Southern New London | 48 | 5 | January 25, 2026 |
| Southern New Haven | 46 | 5 | January 25, 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 warning?
A winter storm warning means significant snow, sleet or freezing rain is expected that will make travel very difficult or impossible. Each office sets the amounts for its area. A warning means the hazard is happening, about to happen, or very likely: act now to protect people and property. The national record · Every warning type in Connecticut.