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National Weather ServiceNew YorkSevere Thunderstorm WarningArchive to October 11, 2026

Severe Thunderstorm Warnings in New York

The National Weather Service issued 316 severe thunderstorm warnings for New York in 2025 and 442 a year on average in 2008-2025; in 2021-2025 it had the 25th most of any state. 2026 through September: 454, 6% above the average of 429 for those months in 2008-2025. Cayuga was covered most often (545 times since 2008).

How many severe thunderstorm warnings does New York get?

316 severe thunderstorm warnings for New York in 2025
2004006008002008: 74520082009: 49520092010: 36520102011: 60120112012: 42220122013: 41820132014: 35220142015: 23020152016: 29620162017: 48420172018: 28220182019: 54520192020: 45220202021: 57620212022: 40620222023: 52320232024: 44420242025: 31620252026: 45520262008-2025 average 4422026 through September: 4552004006008002008: 74520082009: 4952010: 36520102011: 6012012: 42220122013: 4182014: 35220142015: 2302016: 29620162017: 4842018: 28220182019: 5452020: 45220202021: 5762022: 40620222023: 5232024: 44420242025: 3162026: 45520262008-2025 average 4422026 through September: 4552004006008002008: 74520082009: 4952010: 36520102011: 6012012: 42220122013: 4182014: 35220142015: 2302016: 29620162017: 4842018: 28220182019: 5452020: 45220202021: 5762022: 40620222023: 5232024: 44420242025: 3162026: 45520262008-2025 average 4422026 through September: 4552004006008002008: 74520082009: 4952010: 3652011: 6012012: 4222013: 4182014: 3522015: 23020152016: 2962017: 4842018: 2822019: 5452020: 45220202021: 5762022: 4062023: 5232024: 4442025: 3162026: 45520262008-2025 average 4422026 through September: 455

Every severe thunderstorm warning that covered part of New York. 2026 is an outline: the year is not over.

The numbers
YearCount
2026 (through September)455
2025316
2024444
2023523
2022406
2021576
2020452
2019545
2018282
2017484
2016296
2015230
2014352
2013418
2012422
2011601
2010365
2009495
2008745

Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 11, 2026.

When in the year does New York get them?

New York's severe thunderstorm warnings by month, 2008-2025
1k2k3kJan: 31JanFeb: 30FebMar: 83MarApr: 279AprMay: 1,032MayJun: 1,749JunJul: 2,422JulAug: 1,539AugSep: 553SepOct: 134OctNov: 75NovDec: 25Dec2,4221k2k3kJan: 31JanFeb: 30FebMar: 83MarApr: 279AprMay: 1,032MayJun: 1,749JunJul: 2,422JulAug: 1,539AugSep: 553SepOct: 134OctNov: 75NovDec: 25Dec2,4221k2k3kJan: 31JanFeb: 30FebMar: 83MarApr: 279AprMay: 1,032MayJun: 1,749JunJul: 2,422JulAug: 1,539AugSep: 553SepOct: 134OctNov: 75NovDec: 25Dec2,4221k2k3kJan: 31JFeb: 30FMar: 83MApr: 279AMay: 1,032MJun: 1,749JJul: 2,422JAug: 1,539ASep: 553SOct: 134ONov: 75NDec: 25D2,422

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 11, 2026.

Where in New York?

County or forecast zoneSince 2008Since 2023Last issued
Cayuga545140September 13, 2026
Rensselaer52475August 27, 2026
Broome516130September 3, 2026
Chenango50597September 3, 2026
Saratoga49173August 27, 2026
Delaware487110September 3, 2026
Columbia47980August 27, 2026
Tioga436107September 3, 2026
Washington43563August 27, 2026
Dutchess42572August 8, 2026
Cortland41995September 13, 2026
Oneida41991September 13, 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 11, 2026.

The latest severe thunderstorm warnings for New York in AreaZine's record

This list is AreaZine's record of the NWS alert feed, kept since April 6, 2026; the counts above come from the complete IEM archive.

Source: National Weather Service alerts (api.weather.gov).

Every severe thunderstorm warning for New York in AreaZine's record

209 notices in AreaZine's record; the latest first below. Every one, oldest first: April 14, 2026 to October 7, 2026.

  1. Severe Thunderstorm Warning: Monroe and Orleans, NY Monroe and Orleans expired
  2. Severe Thunderstorm Warning: Monroe and Orleans, NY Monroe and Orleans expired
  3. Severe Thunderstorm Warning: Monroe, Niagara and Orleans, NY Monroe, Niagara and Orleans expired
  4. Severe Thunderstorm Warning: Madison, Oneida and Onondaga, NY Madison, Oneida and Onondaga expired
  5. Severe Thunderstorm Warning: Franklin and St. Lawrence, NY Franklin and St. Lawrence expired
  6. Severe Thunderstorm Warning: Cayuga and Onondaga, NY Cayuga and Onondaga expired
  7. Severe Thunderstorm Warning: Erie, Genesee, Niagara and 1 more, NY Erie, Genesee, Niagara and 1 more expired
  8. Severe Thunderstorm Warning: Cattaraugus and Chautauqua, NY Cattaraugus and Chautauqua expired
  9. Severe Thunderstorm Warning: Broome, Chenango, Delaware County and 6 more, NY and PA Broome, Chenango, Delaware County and 6 more expired
  10. Severe Thunderstorm Warning: Jefferson, NY Jefferson expired
  11. Severe Thunderstorm Warning: Chemung and Bradford, NY and PA Chemung and Bradford expired
  12. Severe Thunderstorm Warning: Cayuga, Chemung, Cortland and 6 more, NY Cayuga, Chemung, Cortland and 6 more expired
  13. Severe Thunderstorm Warning: Allegany, Cattaraugus, Chautauqua and 2 more, NY Allegany, Cattaraugus, Chautauqua and 2 more expired
  14. Severe Thunderstorm Warning: Cayuga, Genesee, Livingston and 5 more, NY Cayuga, Genesee, Livingston and 5 more expired
  15. Severe Thunderstorm Warning: Allegany, Cattaraugus, Chautauqua and 2 more, NY Allegany, Cattaraugus, Chautauqua and 2 more expired
  16. Severe Thunderstorm Warning: Monroe, Ontario and Wayne, NY Monroe, Ontario and Wayne expired
  17. Severe Thunderstorm Warning: Erie, Genesee, Livingston and 4 more, NY Erie, Genesee, Livingston and 4 more expired
  18. Severe Thunderstorm Warning: Allegany, Livingston, Monroe and 2 more, NY Allegany, Livingston, Monroe and 2 more expired
  19. Severe Thunderstorm Warning: Erie, Genesee, Monroe and 2 more, NY Erie, Genesee, Monroe and 2 more expired
  20. Severe Thunderstorm Warning: Cayuga, Oswego and Wayne, NY Cayuga, Oswego and Wayne expired

Source: National Weather Service alerts (api.weather.gov). A U.S. Government work, in the public domain.

What is a severe thunderstorm warning?

A severe thunderstorm warning means a storm is producing, or is about to produce, hail one inch across or larger and/or winds of 58 mph or more. 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 New York.

How does New York compare with its neighbours?

Pennsylvania gets the most on New York's border: 591 a year in 2021-2025.

StateA year, 2021-2025A year, 2008-2025Rank of all states
Pennsylvania59152317th
New York45344225th
New Jersey17014935th
Massachusetts10112238th
Connecticut748141st
Vermont666643rd

Source: Iowa Environmental Mesonet archive of National Weather Service watches, warnings and advisories (VTEC); National Weather Service. Data as of October 11, 2026.

More records for New York