Alert archive / Pennsylvania / Flash Flood Watches / 2011
Flash Flood Watches in Pennsylvania, August 2011
9 flash flood watches in August 2011. 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 2011. Tap one for its archive.
- Flash Flood Watches
- 9
- Busiest day
- August 7, 20112 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 7, 1:55 AM EDT | Flash Flood Watch | PBZ | Fayette, Greene | 3 hr |
| Aug 7, 6:03 AM EDT | Flash Flood Watch | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 14 hr |
| Aug 14, 3:42 AM EDT | Flash Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 25 hr |
| Aug 14, 1:04 PM EDT | Flash Flood Watch | BGM | Bradford, Luzerne, Wyoming | 4 hr |
| Aug 18, 3:12 PM EDT | Flash Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 29 hr |
| Aug 19, 2:13 PM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 5 hr |
| Aug 19, 4:52 PM EDT | Flash Flood Watch | PBZ | Allegheny, Beaver, Fayette, Lawrence, Washington, Westmoreland | 3 hr |
| Aug 21, 3:28 AM EDT | Flash Flood Watch | PHI | Delaware, Philadelphia | 17 hr |
| Aug 26, 5:34 AM EDT | Flash Flood Watch | CTP | Dauphin, Lancaster, Lebanon, Schuylkill, York | 54 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Berks County3
- Carbon County3
- Lehigh County3
- Monroe County3
- Northampton County3
- Delaware County3
- Philadelphia County3
- Fayette County2
- Bradford County2
- Luzerne County2
- Wyoming County2
- Greene County1
- Lackawanna County1
- Pike County1
- Susquehanna County1
- Wayne County1
- Allegheny County1
- Beaver County1
- Lawrence County1
- Washington County1
- Westmoreland County1
- Dauphin County1
- Lancaster County1
- Lebanon County1
- Schuylkill County1
- York County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.