Alert archive / New York / Severe Thunderstorm Warnings / 2023
Severe Thunderstorm Warnings in New York, August 2023
134 severe thunderstorm warnings in August 2023. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 2023. Tap one for its archive.
- Severe Thunderstorm Warnings
- 134
- Busiest day
- August 4, 202345 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 3:46 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer, Saratoga, Washington | 33 min |
| Aug 3, 4:02 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex, Franklin | 58 min |
| Aug 3, 4:40 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex, Franklin | 65 min |
| Aug 3, 5:18 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 57 min |
| Aug 3, 5:26 PM EDT | Severe Thunderstorm Warning | BTV | Essex, Franklin | 64 min |
| Aug 3, 6:20 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 55 min |
| Aug 3, 7:47 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 41 min |
| Aug 3, 7:56 PM EDT | Severe Thunderstorm Warning | ALY | Saratoga | 64 min |
| Aug 3, 7:59 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 46 min |
| Aug 3, 8:36 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 39 min |
| Aug 3, 9:00 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 60 min |
| Aug 3, 9:01 PM EDT | Severe Thunderstorm Warning | BUF | Lewis, Oswego | 59 min |
| Aug 3, 9:16 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 44 min |
| Aug 3, 9:56 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 36 min |
| Aug 3, 10:34 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 18 min |
| Aug 4, 12:00 AM EDT | Severe Thunderstorm Warning | BGM | Oneida | 45 min |
| Aug 4, 9:37 AM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida | 23 min |
| Aug 4, 9:59 AM EDT | Severe Thunderstorm Warning | BGM | Oneida | 19 min |
| Aug 4, 10:01 AM EDT | Severe Thunderstorm Warning | ALY | Fulton, Herkimer, Montgomery | 59 min |
| Aug 4, 11:28 AM EDT | Severe Thunderstorm Warning | BGM | Oneida | 47 min |
| Aug 4, 12:31 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Herkimer | 59 min |
| Aug 4, 12:36 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 24 min |
| Aug 4, 1:04 PM EDT | Severe Thunderstorm Warning | ALY | Herkimer | 56 min |
| Aug 4, 1:08 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Chemung, Tioga | 52 min |
| Aug 4, 1:26 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 37 min |
| Aug 4, 1:55 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 65 min |
| Aug 4, 1:58 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Herkimer, Montgomery | 62 min |
| Aug 4, 2:13 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Tioga | 47 min |
| Aug 4, 2:19 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 56 min |
| Aug 4, 2:33 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Delaware | 57 min |
| Aug 4, 2:37 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Madison, Otsego | 68 min |
| Aug 4, 2:39 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery, Schenectady | 66 min |
| Aug 4, 2:45 PM EDT | Severe Thunderstorm Warning | ALY | Warren, Washington | 60 min |
| Aug 4, 2:55 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 26 min |
| Aug 4, 3:08 PM EDT | Severe Thunderstorm Warning | BGM | Otsego | 52 min |
| Aug 4, 3:14 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 61 min |
| Aug 4, 3:15 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Sullivan | 45 min |
| Aug 4, 3:21 PM EDT | Severe Thunderstorm Warning | ALY | Montgomery, Schenectady, Schoharie | 54 min |
| Aug 4, 3:28 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 62 min |
| Aug 4, 3:44 PM EDT | Severe Thunderstorm Warning | BGM | Otsego | 41 min |
| Aug 4, 3:56 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 49 min |
| Aug 4, 3:57 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Greene, Schoharie | 63 min |
| Aug 4, 4:11 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Schoharie | 64 min |
| Aug 4, 4:44 PM EDT | Severe Thunderstorm Warning | ALY | Washington | 35 min |
| Aug 4, 4:50 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer, Saratoga, Washington | 55 min |
| Aug 4, 4:53 PM EDT | Severe Thunderstorm Warning | BGM | Chenango | 52 min |
| Aug 4, 4:54 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Columbia, Greene, Rensselaer, Schoharie | 66 min |
| Aug 4, 5:29 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Otsego | 46 min |
| Aug 4, 5:40 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Otsego | 50 min |
| Aug 4, 6:03 PM EDT | Severe Thunderstorm Warning | BGM | Chenango | 42 min |
| Aug 4, 6:23 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Otsego | 51 min |
| Aug 4, 7:11 PM EDT | Severe Thunderstorm Warning | BGM | Delaware | 19 min |
| Aug 4, 7:18 PM EDT | Severe Thunderstorm Warning | BGM | Broome | 46 min |
| Aug 4, 7:45 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 60 min |
| Aug 4, 8:17 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Delaware | 43 min |
| Aug 4, 8:31 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 44 min |
| Aug 4, 8:45 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 45 min |
| Aug 4, 9:33 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 24 min |
| Aug 7, 3:54 PM EDT | Severe Thunderstorm Warning | BGM | Broome | 66 min |
| Aug 7, 3:59 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 46 min |
| Aug 7, 4:27 PM EDT | Severe Thunderstorm Warning | BGM | Chemung, Tioga, Tompkins | 33 min |
| Aug 7, 4:36 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson | 39 min |
| Aug 7, 4:45 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 45 min |
| Aug 7, 4:58 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Ontario, Oswego, Wayne | 62 min |
| Aug 7, 5:05 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Seneca, Yates | 55 min |
| Aug 7, 5:43 PM EDT | Severe Thunderstorm Warning | BGM | Broome | 47 min |
| Aug 7, 5:51 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Onondaga | 24 min |
| Aug 7, 5:58 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Cortland, Madison | 62 min |
| Aug 7, 5:59 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego | 61 min |
| Aug 7, 6:01 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Onondaga, Seneca, Yates | 59 min |
| Aug 7, 6:15 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida, Onondaga | 45 min |
| Aug 7, 6:44 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 31 min |
| Aug 7, 6:48 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida | 57 min |
| Aug 7, 6:49 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 26 min |
| Aug 7, 6:49 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Sullivan | 41 min |
| Aug 7, 6:51 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 54 min |
| Aug 7, 7:08 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Madison, Oneida, Onondaga | 45 min |
| Aug 7, 7:26 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Sullivan | 49 min |
| Aug 7, 7:27 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 24 min |
| Aug 7, 7:56 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 64 min |
| Aug 7, 8:14 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Sullivan | 26 min |
| Aug 9, 3:49 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 56 min |
| Aug 10, 2:12 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 63 min |
| Aug 10, 4:46 PM EDT | Severe Thunderstorm Warning | BTV | St. Lawrence | 37 min |
| Aug 12, 12:36 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Livingston, Wyoming | 54 min |
| Aug 12, 1:41 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 46 min |
| Aug 12, 2:01 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Seneca | 17 min |
| Aug 12, 2:07 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 53 min |
| Aug 12, 2:27 PM EDT | Severe Thunderstorm Warning | BGM | Schuyler, Steuben, Yates | 48 min |
| Aug 12, 2:50 PM EDT | Severe Thunderstorm Warning | BGM | Schuyler, Tompkins, Yates | 55 min |
| Aug 12, 3:25 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Chemung, Cortland, Tioga, Tompkins | 50 min |
| Aug 12, 3:29 PM EDT | Severe Thunderstorm Warning | BGM | Steuben | 32 min |
| Aug 12, 4:11 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Chenango, Tioga | 49 min |
| Aug 12, 4:52 PM EDT | Severe Thunderstorm Warning | BGM | Chemung, Steuben | 38 min |
| Aug 12, 5:03 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 57 min |
| Aug 12, 5:23 PM EDT | Severe Thunderstorm Warning | BGM | Chemung, Steuben, Tioga | 52 min |
| Aug 12, 5:25 PM EDT | Severe Thunderstorm Warning | BGM | Delaware | 34 min |
| Aug 12, 5:25 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 35 min |
| Aug 12, 5:33 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Delaware | 57 min |
| Aug 12, 5:54 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 51 min |
| Aug 12, 6:00 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 30 min |
| Aug 12, 6:11 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 49 min |
| Aug 12, 6:12 PM EDT | Severe Thunderstorm Warning | BGM | Tioga | 48 min |
| Aug 12, 6:27 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Sullivan | 48 min |
| Aug 12, 6:38 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 37 min |
| Aug 12, 6:57 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 63 min |
| Aug 12, 6:58 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 47 min |
| Aug 12, 6:58 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida | 32 min |
| Aug 12, 7:01 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego | 44 min |
| Aug 12, 7:06 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 39 min |
| Aug 12, 7:22 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 23 min |
| Aug 12, 7:23 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis | 67 min |
| Aug 12, 7:28 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 32 min |
| Aug 12, 7:29 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 46 min |
| Aug 12, 7:29 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 44 min |
| Aug 12, 7:32 PM EDT | Severe Thunderstorm Warning | ALY | Columbia, Dutchess, Ulster | 43 min |
| Aug 12, 7:39 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess, Ulster | 51 min |
| Aug 12, 7:44 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 61 min |
| Aug 12, 7:47 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 28 min |
| Aug 12, 7:51 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 54 min |
| Aug 12, 8:07 PM EDT | Severe Thunderstorm Warning | OKX | Putnam | 38 min |
| Aug 12, 8:11 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess, Ulster | 49 min |
| Aug 12, 8:16 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 44 min |
| Aug 12, 8:35 PM EDT | Severe Thunderstorm Warning | OKX | Putnam, Westchester | 40 min |
| Aug 12, 8:53 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess | 37 min |
| Aug 12, 8:58 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 47 min |
| Aug 12, 10:25 PM EDT | Severe Thunderstorm Warning | ALY | Warren, Washington | 65 min |
| Aug 12, 11:01 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 44 min |
| Aug 13, 1:38 AM EDT | Severe Thunderstorm Warning | OKX | Kings, New York, Richmond | 67 min |
| Aug 13, 2:15 AM EDT | Severe Thunderstorm Warning | OKX | Bronx, Kings, Nassau, New York, Queens, Rockland and 2 more | 60 min |
| Aug 13, 2:58 AM EDT | Severe Thunderstorm Warning | OKX | Nassau, Suffolk | 62 min |
| Aug 13, 3:54 AM EDT | Severe Thunderstorm Warning | OKX | Suffolk | 66 min |
| Aug 18, 1:45 AM EDT | Severe Thunderstorm Warning | BGM | Broome, Delaware | 45 min |
| Aug 24, 11:22 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua | 53 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Oneida County19
- Oswego County13
- Lewis County12
- Delaware County12
- Sullivan County12
- Broome County11
- Essex County9
- Herkimer County8
- Madison County8
- Ulster County8
- Jefferson County8
- Tioga County7
- Chenango County7
- Cayuga County7
- Fulton County6
- Otsego County6
- Washington County5
- Chemung County5
- Hamilton County4
- Montgomery County4
- Schoharie County4
- Yates County4
- Onondaga County4
- Steuben County4
- Dutchess County4
- Rensselaer County3
- Saratoga County3
- Franklin County3
- Albany County3
- Orange County3
- Tompkins County3
- Seneca County3
- Erie County3
- Suffolk County3
- Clinton County2
- Schenectady County2
- Warren County2
- Greene County2
- Columbia County2
- Cortland County2
18 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.