Alert archive / New York / Flash Flood Warnings
Flash Flood Warnings in New York, 2017
76 flash flood warnings in 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 2017. Tap one for its archive.
- Flash Flood Warnings
- 76
- Busiest month
- July41 flash flood warnings
- Busiest day
- July 24, 201710 flash flood warnings
Over time
By month
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 |
|---|---|---|---|---|
| Feb 25, 3:45 PM EST | Flash Flood Warning | BGM | Otsego | 6 hr |
| Feb 25, 4:29 PM EST | Flash Flood Warning | BGM | Delaware | 3 hr |
| May 5, 12:28 PM EDT | Flash Flood Warning | OKX | Bronx, New York, Rockland, Westchester | 4 hr |
| May 5, 12:56 PM EDT | Flash Flood Warning | OKX | Bronx, Kings, Nassau, New York, Queens, Richmond | 3 hr |
| May 5, 1:59 PM EDT | Flash Flood Warning | OKX | Westchester | 3 hr |
| Jun 5, 4:58 PM EDT | Flash Flood Warning | BGM | Delaware | 4 hr |
| Jun 13, 7:22 PM EDT | Flash Flood Warning | OKX | Orange | 3 hr |
| Jun 15, 5:19 PM EDT | Flash Flood Warning | BUF | Allegany, Cattaraugus, Livingston, Ontario, Wyoming | 7 hr |
| Jun 15, 7:05 PM EDT | Flash Flood Warning | BUF | Livingston, Monroe, Ontario | 3 hr |
| Jun 19, 3:03 PM EDT | Flash Flood Warning | OKX | Orange | 3 hr |
| Jun 19, 5:05 PM EDT | Flash Flood Warning | OKX | Bronx, Kings, New York, Queens, Richmond | 3 hr |
| Jun 29, 9:10 PM EDT | Flash Flood Warning | BTV | Franklin, St. Lawrence | 4 hr |
| Jun 29, 10:15 PM EDT | Flash Flood Warning | BTV | Clinton, Essex, Franklin | 4 hr |
| Jun 30, 4:14 PM EDT | Flash Flood Warning | BTV | Essex | 3 hr |
| Jul 1, 11:34 AM EDT | Flash Flood Warning | BGM | Cayuga, Cortland, Madison, Oneida, Onondaga | 3 hr |
| Jul 1, 12:30 PM EDT | Flash Flood Warning | ALY | Herkimer | 4 hr |
| Jul 1, 2:33 PM EDT | Flash Flood Warning | BGM | Cayuga, Cortland, Madison, Oneida, Onondaga, Otsego | 3 hr |
| Jul 1, 3:25 PM EDT | Flash Flood Warning | ALY | Saratoga, Warren, Washington | 6 hr |
| Jul 1, 5:42 PM EDT | Flash Flood Warning | ALY | Washington | 3 hr |
| Jul 1, 6:02 PM EDT | Flash Flood Warning | ALY | Albany, Saratoga, Schenectady | 58 min |
| Jul 1, 9:21 PM EDT | Flash Flood Warning | ALY | Rensselaer | 3 hr |
| Jul 7, 2:06 PM EDT | Flash Flood Warning | ALY | Herkimer | 6 hr |
| Jul 7, 2:30 PM EDT | Flash Flood Warning | ALY | Hamilton, Warren | 6 hr |
| Jul 7, 7:55 PM EDT | Flash Flood Warning | BTV | Franklin | 3 hr |
| Jul 12, 2:05 PM EDT | Flash Flood Warning | ALY | Montgomery, Schoharie | 3 hr |
| Jul 12, 4:08 PM EDT | Flash Flood Warning | ALY | Ulster | 2 hr |
| Jul 13, 9:49 AM EDT | Flash Flood Warning | BUF | Erie, Genesee, Livingston, Monroe, Niagara, Ontario and 2 more | 4 hr |
| Jul 13, 10:18 AM EDT | Flash Flood Warning | BUF | Erie, Livingston, Wyoming | 4 hr |
| Jul 13, 10:41 AM EDT | Flash Flood Warning | BUF | Livingston, Monroe, Ontario, Wayne | 4 hr |
| Jul 13, 11:41 AM EDT | Flash Flood Warning | BGM | Yates | 3 hr |
| Jul 13, 12:42 PM EDT | Flash Flood Warning | BGM | Cayuga, Schuyler, Seneca, Tompkins, Yates | 4 hr |
| Jul 14, 4:55 PM EDT | Flash Flood Warning | BGM | Cortland, Tompkins | 2 hr |
| Jul 14, 5:17 PM EDT | Flash Flood Warning | BGM | Broome, Tioga | 118 min |
| Jul 14, 5:45 PM EDT | Flash Flood Warning | BGM | Chenango, Cortland | 2 hr |
| Jul 14, 6:54 PM EDT | Flash Flood Warning | BGM | Broome | 81 min |
| Jul 17, 12:55 PM EDT | Flash Flood Warning | BGM | Cayuga, Schuyler, Seneca, Yates | 6 hr |
| Jul 17, 3:39 PM EDT | Flash Flood Warning | BGM | Broome, Tioga | 3 hr |
| Jul 17, 5:50 PM EDT | Flash Flood Warning | ALY | Saratoga, Schenectady | 5 hr |
| Jul 17, 6:45 PM EDT | Flash Flood Warning | OKX | Orange, Rockland | 3 hr |
| Jul 20, 3:28 PM EDT | Flash Flood Warning | BGM | Chemung, Schuyler, Steuben, Tioga, Tompkins | 3 hr |
| Jul 20, 3:51 PM EDT | Flash Flood Warning | BGM | Broome, Chemung, Steuben, Tioga | 6 hr |
| Jul 23, 3:57 PM EDT | Flash Flood Warning | BUF | Ontario | 3 hr |
| Jul 23, 4:15 PM EDT | Flash Flood Warning | BUF | Genesee, Wyoming | 3 hr |
| Jul 23, 4:59 PM EDT | Flash Flood Warning | BUF | Livingston, Ontario | 4 hr |
| Jul 23, 5:17 PM EDT | Flash Flood Warning | BGM | Seneca, Yates | 2 hr |
| Jul 23, 9:58 PM EDT | Flash Flood Warning | BGM | Tioga | 3 hr |
| Jul 23, 10:04 PM EDT | Flash Flood Warning | BGM | Broome | 3 hr |
| Jul 24, 12:57 AM EDT | Flash Flood Warning | BGM | Tioga | 2 hr |
| Jul 24, 1:45 AM EDT | Flash Flood Warning | BGM | Broome | 3 hr |
| Jul 24, 3:29 AM EDT | Flash Flood Warning | BGM | Broome, Tioga | 2 hr |
| Jul 24, 5:19 AM EDT | Flash Flood Warning | BTV | St. Lawrence | 4 hr |
| Jul 24, 9:14 AM EDT | Flash Flood Warning | BTV | St. Lawrence | 3 hr |
| Jul 24, 1:34 PM EDT | Flash Flood Warning | BGM | Cortland, Tompkins | 3 hr |
| Jul 24, 2:17 PM EDT | Flash Flood Warning | BGM | Tioga | 3 hr |
| Jul 24, 2:33 PM EDT | Flash Flood Warning | BGM | Broome, Tioga | 3 hr |
| Aug 2, 1:14 PM EDT | Flash Flood Warning | BGM | Delaware | 3 hr |
| Aug 2, 3:02 PM EDT | Flash Flood Warning | OKX | Orange | 118 min |
| Aug 2, 5:21 PM EDT | Flash Flood Warning | OKX | Bronx, New York | 84 min |
| Aug 2, 5:57 PM EDT | Flash Flood Warning | BUF | Allegany, Cattaraugus | 3 hr |
| Aug 2, 8:20 PM EDT | Flash Flood Warning | BGM | Steuben | 3 hr |
| Aug 3, 4:32 PM EDT | Flash Flood Warning | BTV | Franklin, St. Lawrence | 4 hr |
| Aug 4, 8:37 AM EDT | Flash Flood Warning | OKX | Bronx, Kings, New York, Queens | 113 min |
| Aug 4, 4:46 PM EDT | Flash Flood Warning | ALY | Fulton, Saratoga | 119 min |
| Aug 5, 5:35 AM EDT | Flash Flood Warning | OKX | Rockland, Westchester | 115 min |
| Aug 12, 5:14 PM EDT | Flash Flood Warning | ALY | Saratoga | 2 hr |
| Aug 12, 8:55 PM EDT | Flash Flood Warning | ALY | Columbia, Rensselaer | 2 hr |
| Aug 18, 9:59 AM EDT | Flash Flood Warning | OKX | Suffolk | 61 min |
| Sep 5, 12:07 AM EDT | Flash Flood Warning | BUF | Cattaraugus, Chautauqua | 3 hr |
| Sep 5, 7:07 PM EDT | Flash Flood Warning | OKX | Putnam, Westchester | 3 hr |
| Sep 14, 3:45 AM EDT | Flash Flood Warning | BUF | Cattaraugus, Chautauqua | 3 hr |
| Sep 14, 8:27 AM EDT | Flash Flood Warning | BGM | Seneca, Yates | 3 hr |
| Sep 30, 11:16 AM EDT | Flash Flood Warning | OKX | Suffolk | 119 min |
| Sep 30, 11:27 AM EDT | Flash Flood Warning | OKX | Suffolk | 2 hr |
| Oct 24, 11:12 PM EDT | Flash Flood Warning | OKX | Suffolk | 63 min |
| Oct 29, 7:24 PM EDT | Flash Flood Warning | ALY | Dutchess | 5 hr |
| Oct 29, 8:11 PM EDT | Flash Flood Warning | ALY | Greene, Ulster | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Tioga County9
- Broome County8
- Livingston County6
- Ontario County6
- Bronx County5
- New York County5
- Cortland County5
- Saratoga County5
- Yates County5
- Westchester County4
- Orange County4
- Cattaraugus County4
- Wyoming County4
- Franklin County4
- St. Lawrence County4
- Cayuga County4
- Seneca County4
- Tompkins County4
- Suffolk County4
- Delaware County3
- Rockland County3
- Kings County3
- Queens County3
- Monroe County3
- Schuyler County3
- Steuben County3
- Otsego County2
- Richmond County2
- Allegany County2
- Essex County2
- Madison County2
- Oneida County2
- Onondaga County2
- Herkimer County2
- Warren County2
- Washington County2
- Schenectady County2
- Rensselaer County2
- Ulster County2
- Erie County2
The busiest days
Days with the most alerts issued, by UTC date.
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. Rebuilt daily.