Alert archive / Pennsylvania / Flash Flood Watches / 2021
Flash Flood Watches in Pennsylvania, July 2021
15 flash flood watches in July 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 July 2021. Tap one for its archive.
- Flash Flood Watches
- 15
- Busiest day
- July 16, 20214 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 |
|---|---|---|---|---|
| Jul 7, 3:32 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 42 hr |
| Jul 8, 9:33 AM EDT | Flash Flood Watch | BGM | Lackawanna, Pike, Wayne | 25 hr |
| Jul 11, 3:31 AM EDT | Flash Flood Watch | BGM | Bradford, Susquehanna | 30 hr |
| Jul 11, 3:45 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 36 hr |
| Jul 11, 4:42 PM EDT | Flash Flood Watch | CTP | Columbia, Lycoming, Sullivan, Tioga | 9 hr |
| Jul 12, 3:18 AM EDT | Flash Flood Watch | CLE | Crawford, Erie | 18 hr |
| Jul 12, 10:58 AM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 15 hr |
| Jul 12, 1:21 PM EDT | Flash Flood Watch | CTP | Columbia, Cumberland, Dauphin, Juniata, Lebanon, Lycoming and 12 more | 13 hr |
| Jul 13, 12:39 PM EDT | Flash Flood Watch | CTP | Columbia, Lycoming, Montour, Northumberland, Snyder, Sullivan and 2 more | 11 hr |
| Jul 13, 12:48 PM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Susquehanna, Wyoming | 11 hr |
| Jul 16, 3:07 AM EDT | Flash Flood Watch | CLE | Crawford, Erie | 36 hr |
| Jul 16, 1:46 PM EDT | Flash Flood Watch | CTP | Adams, Cameron, Clinton, Columbia, Dauphin, Elk and 12 more | 32 hr |
| Jul 16, 2:24 PM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 32 hr |
| Jul 16, 3:17 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 35 hr |
| Jul 17, 2:46 AM EDT | Flash Flood Watch | PBZ | Armstrong, Beaver, Butler, Clarion, Forest, Jefferson and 3 more | 15 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lackawanna County4
- Bradford County4
- Susquehanna County4
- Columbia County4
- Lycoming County4
- Sullivan County4
- Tioga County4
- Berks County3
- Bucks County3
- Carbon County3
- Chester County3
- Delaware County3
- Lehigh County3
- Monroe County3
- Montgomery County3
- Northampton County3
- Philadelphia County3
- Pike County3
- Wayne County3
- Luzerne County3
- Wyoming County3
- Montour County3
- Northumberland County3
- Crawford County2
- Erie County2
- Dauphin County2
- Lebanon County2
- McKean County2
- Potter County2
- Schuylkill County2
- Snyder County2
- Union County2
- Warren County2
- York County2
- Cumberland County1
- Juniata County1
- Perry County1
- Adams County1
- Cameron County1
- Clinton 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.