Alert archive / New York / Flash Flood Watches / 2021
Flash Flood Watches in New York, August 2021
11 flash flood watches in August 2021. 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 watches reaches back to 2005.
Flash Flood Watches by county
Each county as a circle sized by its count in August 2021. Tap one for its archive.
- Flash Flood Watches
- 11
- Busiest day
- August 30, 20213 flash flood watches
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, 3:18 AM EDT | Flash Flood Watch | ALY | Albany, Fulton, Hamilton, Herkimer, Montgomery, Rensselaer and 5 more | 19 hr |
| Aug 4, 3:38 PM EDT | Flash Flood Watch | OKX | Suffolk | 12 hr |
| Aug 17, 11:52 AM EDT | Flash Flood Watch | BGM | Broome, Cayuga, Chemung, Chenango, Cortland, Delaware and 11 more | 44 hr |
| Aug 17, 2:59 PM EDT | Flash Flood Watch | BUF | Allegany, Cattaraugus, Cayuga, Lewis, Livingston, Ontario and 2 more | 41 hr |
| Aug 18, 3:33 AM EDT | Flash Flood Watch | ALY | Albany, Fulton, Hamilton, Herkimer, Montgomery, Rensselaer and 5 more | 32 hr |
| Aug 18, 10:24 AM EDT | Flash Flood Watch | BTV | Essex | 29 hr |
| Aug 21, 3:31 PM EDT | Flash Flood Watch | BGM | Broome, Chenango, Cortland, Delaware, Madison, Otsego and 1 more | 48 hr |
| Aug 26, 3:35 PM EDT | Flash Flood Watch | OKX | Bronx, Kings, New York, Queens, Richmond, Rockland and 1 more | 43 hr |
| Aug 30, 4:54 AM EDT | Flash Flood Watch | BGM | Broome, Delaware, Sullivan, Tioga | 70 hr |
| Aug 30, 3:06 PM EDT | Flash Flood Watch | OKX | Bronx, Kings, Nassau, New York, Orange, Putnam and 5 more | 63 hr |
| Aug 30, 3:14 PM EDT | Flash Flood Watch | ALY | Albany, Columbia, Dutchess, Greene, Rensselaer, Schoharie and 1 more | 61 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Albany County3
- Rensselaer County3
- Schoharie County3
- Broome County3
- Delaware County3
- Sullivan County3
- Fulton County2
- Hamilton County2
- Herkimer County2
- Montgomery County2
- Saratoga County2
- Schenectady County2
- Warren County2
- Washington County2
- Suffolk County2
- Cayuga County2
- Chenango County2
- Cortland County2
- Madison County2
- Otsego County2
- Tioga County2
- Bronx County2
- Kings County2
- New York County2
- Queens County2
- Richmond County2
- Rockland County2
- Westchester County2
- Chemung County1
- Oneida County1
- Onondaga County1
- Schuyler County1
- Seneca County1
- Steuben County1
- Tompkins County1
- Yates County1
- Allegany County1
- Cattaraugus County1
- Lewis County1
- Livingston County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.