Alert archive / New York / Severe Thunderstorm Warnings / 2017
Severe Thunderstorm Warnings in New York, August 2017
131 severe thunderstorm warnings in August 2017. 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 2017. Tap one for its archive.
- Severe Thunderstorm Warnings
- 131
- Busiest day
- August 22, 201743 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 1, 4:25 PM EDT | Severe Thunderstorm Warning | BGM | Steuben | 35 min |
| Aug 1, 7:17 PM EDT | Severe Thunderstorm Warning | BUF | Monroe | 43 min |
| Aug 2, 12:06 PM EDT | Severe Thunderstorm Warning | ALY | Greene, Ulster | 54 min |
| Aug 2, 12:35 PM EDT | Severe Thunderstorm Warning | OKX | Bronx, Westchester | 40 min |
| Aug 2, 12:38 PM EDT | Severe Thunderstorm Warning | ALY | Ulster | 52 min |
| Aug 2, 1:18 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 42 min |
| Aug 2, 1:23 PM EDT | Severe Thunderstorm Warning | OKX | Westchester | 43 min |
| Aug 2, 1:56 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess, Ulster | 64 min |
| Aug 2, 2:20 PM EDT | Severe Thunderstorm Warning | ALY | Saratoga, Warren, Washington | 55 min |
| Aug 2, 2:36 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 54 min |
| Aug 2, 2:43 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess, Ulster | 62 min |
| Aug 2, 3:13 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 43 min |
| Aug 2, 3:30 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess | 60 min |
| Aug 2, 5:35 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 36 min |
| Aug 2, 9:46 PM EDT | Severe Thunderstorm Warning | BTV | Clinton | 44 min |
| Aug 3, 12:35 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 32 min |
| Aug 3, 5:29 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Niagara, Orleans | 46 min |
| Aug 4, 12:27 PM EDT | Severe Thunderstorm Warning | BUF | Erie | 63 min |
| Aug 4, 12:32 PM EDT | Severe Thunderstorm Warning | BTV | St. Lawrence | 58 min |
| Aug 4, 12:55 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie | 50 min |
| Aug 4, 1:05 PM EDT | Severe Thunderstorm Warning | BUF | Genesee | 31 min |
| Aug 4, 1:13 PM EDT | Severe Thunderstorm Warning | BUF | Niagara, Orleans | 62 min |
| Aug 4, 1:36 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Saratoga | 39 min |
| Aug 4, 1:41 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Wyoming | 49 min |
| Aug 4, 2:23 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Saratoga | 67 min |
| Aug 4, 3:00 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 45 min |
| Aug 4, 3:34 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Saratoga, Warren | 56 min |
| Aug 4, 3:38 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson | 57 min |
| Aug 4, 4:19 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 56 min |
| Aug 4, 4:27 PM EDT | Severe Thunderstorm Warning | BTV | St. Lawrence | 37 min |
| Aug 4, 4:27 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Oswego | 33 min |
| Aug 4, 5:00 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Niagara | 45 min |
| Aug 4, 5:01 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Tioga | 29 min |
| Aug 4, 5:04 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego | 41 min |
| Aug 4, 5:05 PM EDT | Severe Thunderstorm Warning | ALY | Saratoga, Warren, Washington | 55 min |
| Aug 4, 5:23 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Livingston | 67 min |
| Aug 4, 5:35 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Cortland | 25 min |
| Aug 4, 5:51 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 54 min |
| Aug 4, 5:58 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Madison, Otsego | 32 min |
| Aug 4, 6:01 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex, Franklin | 44 min |
| Aug 4, 6:07 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton | 38 min |
| Aug 4, 6:14 PM EDT | Severe Thunderstorm Warning | BGM | Steuben | 46 min |
| Aug 4, 6:27 PM EDT | Severe Thunderstorm Warning | BGM | Schuyler, Steuben | 48 min |
| Aug 4, 6:38 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis | 52 min |
| Aug 4, 6:40 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex, Franklin | 65 min |
| Aug 4, 6:53 PM EDT | Severe Thunderstorm Warning | BGM | Chemung, Steuben | 37 min |
| Aug 4, 7:09 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 66 min |
| Aug 4, 7:15 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Ontario, Oswego, Wayne | 60 min |
| Aug 4, 7:17 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 58 min |
| Aug 4, 7:22 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Saratoga, Warren | 53 min |
| Aug 4, 7:22 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Seneca, Yates | 23 min |
| Aug 4, 7:29 PM EDT | Severe Thunderstorm Warning | BTV | Franklin, St. Lawrence | 61 min |
| Aug 4, 7:45 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Onondaga, Seneca | 30 min |
| Aug 4, 8:08 PM EDT | Severe Thunderstorm Warning | BTV | Franklin, St. Lawrence | 67 min |
| Aug 12, 1:45 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego, Wayne | 60 min |
| Aug 12, 2:40 PM EDT | Severe Thunderstorm Warning | BUF | Lewis, Oswego | 65 min |
| Aug 12, 2:43 PM EDT | Severe Thunderstorm Warning | BTV | Clinton | 62 min |
| Aug 12, 2:45 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 45 min |
| Aug 12, 2:50 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 55 min |
| Aug 12, 2:54 PM EDT | Severe Thunderstorm Warning | BGM | Otsego | 36 min |
| Aug 12, 3:23 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 24 min |
| Aug 12, 3:25 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 35 min |
| Aug 12, 3:26 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Onondaga | 49 min |
| Aug 12, 3:35 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Cortland | 40 min |
| Aug 12, 3:41 PM EDT | Severe Thunderstorm Warning | ALY | Montgomery, Schoharie | 53 min |
| Aug 12, 4:03 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida, Onondaga | 42 min |
| Aug 12, 4:06 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Otsego | 39 min |
| Aug 12, 4:15 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery, Saratoga, Schenectady | 45 min |
| Aug 12, 4:56 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer, Saratoga, Schenectady, Washington | 31 min |
| Aug 12, 5:05 PM EDT | Severe Thunderstorm Warning | BGM | Otsego | 40 min |
| Aug 12, 5:25 PM EDT | Severe Thunderstorm Warning | ALY | Montgomery, Schenectady, Schoharie | 65 min |
| Aug 12, 6:03 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Saratoga, Schenectady | 57 min |
| Aug 12, 6:04 PM EDT | Severe Thunderstorm Warning | BGM | Delaware, Otsego | 11 min |
| Aug 12, 6:16 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 48 min |
| Aug 12, 6:48 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer | 57 min |
| Aug 15, 4:13 PM EDT | Severe Thunderstorm Warning | ALY | Herkimer | 47 min |
| Aug 18, 5:54 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 51 min |
| Aug 18, 7:53 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 22 min |
| Aug 18, 8:21 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 24 min |
| Aug 21, 5:32 PM EDT | Severe Thunderstorm Warning | BGM | Broome, Tioga | 43 min |
| Aug 22, 8:43 AM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 32 min |
| Aug 22, 12:05 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie | 55 min |
| Aug 22, 12:34 PM EDT | Severe Thunderstorm Warning | BUF | Genesee, Livingston, Monroe, Ontario, Orleans, Wayne and 1 more | 56 min |
| Aug 22, 12:55 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Erie, Genesee, Livingston, Wyoming | 65 min |
| Aug 22, 1:23 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Monroe, Ontario, Oswego, Wayne | 67 min |
| Aug 22, 1:45 PM EDT | Severe Thunderstorm Warning | BTV | Franklin, St. Lawrence | 60 min |
| Aug 22, 1:53 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 67 min |
| Aug 22, 1:56 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Livingston, Ontario, Wyoming | 49 min |
| Aug 22, 2:05 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Lewis, Oswego | 55 min |
| Aug 22, 2:39 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Franklin, St. Lawrence | 66 min |
| Aug 22, 2:43 PM EDT | Severe Thunderstorm Warning | BTV | Essex, Franklin, St. Lawrence | 62 min |
| Aug 22, 2:47 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis, Oswego | 58 min |
| Aug 22, 2:48 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Livingston and 1 more | 57 min |
| Aug 22, 2:49 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 26 min |
| Aug 22, 2:55 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Madison, Oneida, Onondaga | 35 min |
| Aug 22, 3:13 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 34 min |
| Aug 22, 3:20 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Livingston, Wyoming | 55 min |
| Aug 22, 3:30 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 60 min |
| Aug 22, 3:42 PM EDT | Severe Thunderstorm Warning | BTV | Clinton, Essex, Franklin, St. Lawrence | 63 min |
| Aug 22, 3:45 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Monroe, Ontario, Wyoming | 45 min |
| Aug 22, 3:57 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Cortland, Onondaga | 33 min |
| Aug 22, 4:06 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida | 24 min |
| Aug 22, 4:19 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer, Montgomery | 56 min |
| Aug 22, 4:26 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton | 19 min |
| Aug 22, 4:29 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Seneca | 31 min |
| Aug 22, 4:29 PM EDT | Severe Thunderstorm Warning | BUF | Ontario | 19 min |
| Aug 22, 4:40 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego, Wayne | 35 min |
| Aug 22, 4:44 PM EDT | Severe Thunderstorm Warning | BGM | Oneida | 31 min |
| Aug 22, 4:47 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Warren | 43 min |
| Aug 22, 5:10 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 35 min |
| Aug 22, 5:21 PM EDT | Severe Thunderstorm Warning | BGM | Cayuga, Cortland, Onondaga, Schuyler, Seneca, Tioga and 1 more | 39 min |
| Aug 22, 5:29 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis | 61 min |
| Aug 22, 5:35 PM EDT | Severe Thunderstorm Warning | ALY | Warren, Washington | 55 min |
| Aug 22, 5:39 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Saratoga, Warren | 66 min |
| Aug 22, 5:43 PM EDT | Severe Thunderstorm Warning | BTV | Essex | 48 min |
| Aug 22, 6:15 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery, Saratoga, Schenectady | 34 min |
| Aug 22, 6:20 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer | 40 min |
| Aug 22, 6:26 PM EDT | Severe Thunderstorm Warning | BGM | Chenango, Madison, Oneida, Otsego | 49 min |
| Aug 22, 6:28 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 47 min |
| Aug 22, 7:04 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Herkimer, Montgomery | 56 min |
| Aug 22, 7:13 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Genesee, Niagara, Orleans, Wyoming | 22 min |
| Aug 22, 7:20 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Schenectady, Schoharie | 55 min |
| Aug 22, 7:47 PM EDT | Severe Thunderstorm Warning | ALY | Washington | 58 min |
| Aug 22, 8:16 PM EDT | Severe Thunderstorm Warning | ALY | Columbia, Dutchess, Ulster | 44 min |
| Aug 22, 8:23 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 37 min |
| Aug 22, 8:28 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer, Saratoga, Washington | 62 min |
| Aug 22, 8:56 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 19 min |
| Aug 22, 9:00 PM EDT | Severe Thunderstorm Warning | BGM | Sullivan | 15 min |
| Aug 22, 9:02 PM EDT | Severe Thunderstorm Warning | OKX | Orange | 43 min |
| Aug 22, 9:23 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess, Ulster | 55 min |
| Aug 22, 9:38 PM EDT | Severe Thunderstorm Warning | ALY | Columbia | 67 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Hamilton County15
- Fulton County14
- Oswego County14
- Saratoga County12
- Herkimer County12
- Cayuga County12
- Lewis County11
- Erie County10
- Jefferson County9
- Oneida County9
- Genesee County8
- St. Lawrence County8
- Wyoming County8
- Franklin County8
- Warren County7
- Livingston County7
- Ulster County6
- Washington County6
- Clinton County6
- Madison County6
- Otsego County6
- Essex County6
- Ontario County6
- Onondaga County6
- Montgomery County6
- Schenectady County6
- Dutchess County5
- Niagara County5
- Cattaraugus County5
- Allegany County5
- Chenango County5
- Wayne County5
- Steuben County4
- Monroe County4
- Sullivan County4
- Orange County4
- Orleans County4
- Cortland County4
- Seneca County4
- Chautauqua County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.