Alert archive / Pennsylvania / Flash Flood Watches
Flash Flood Watches in Pennsylvania, 2012
16 flash flood watches in 2012. 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 2012. Tap one for its archive.
- Flash Flood Watches
- 16
- Busiest month
- July6 flash flood watches
- Busiest day
- June 1, 20122 flash flood watches
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 |
|---|---|---|---|---|
| Mar 2, 10:19 AM EST | Flash Flood Watch | PBZ | Fayette, Greene, Westmoreland | 11 hr |
| May 27, 9:56 PM EDT | Flash Flood Watch | CTP | Bedford, Blair, Cambria, Franklin, Fulton, Somerset | 117 min |
| May 29, 12:29 PM EDT | Flash Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 8 hr |
| Jun 1, 4:15 PM EDT | Flash Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 11 hr |
| Jun 1, 5:02 PM EDT | Flash Flood Watch | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Juniata and 9 more | 8 hr |
| Jul 20, 4:23 AM EDT | Flash Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clinton and 20 more | 19 hr |
| Jul 20, 1:57 PM EDT | Flash Flood Watch | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 5 hr |
| Jul 26, 3:16 PM EDT | Flash Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 6 hr |
| Jul 27, 3:21 PM EDT | Flash Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 2 more | 13 hr |
| Jul 27, 4:06 PM EDT | Flash Flood Watch | CTP | Cambria, Clearfield, Elk, Somerset | 12 hr |
| Jul 28, 12:13 PM EDT | Flash Flood Watch | CTP | Cameron, Centre, Clearfield, Clinton, Elk, McKean and 2 more | 8 hr |
| Aug 5, 3:49 AM EDT | Flash Flood Watch | PHI | Carbon, Monroe, Northampton | 16 hr |
| Aug 26, 3:19 PM EDT | Flash Flood Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Fulton, Lancaster and 3 more | 4 hr |
| Sep 3, 3:00 PM EDT | Flash Flood Watch | PHI | Delaware, Philadelphia | 49 hr |
| Sep 4, 1:52 AM EDT | Flash Flood Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more | 26 hr |
| Sep 18, 2:36 PM EDT | Flash Flood Watch | BGM | Lackawanna, Luzerne, Pike, Wayne | 9 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Franklin County5
- Fayette County4
- Westmoreland County4
- Adams County4
- Cumberland County4
- Dauphin County4
- Lancaster County4
- Lebanon County4
- Perry County4
- York County4
- Greene County3
- Cambria County3
- Fulton County3
- Somerset County3
- Carbon County3
- Delaware County3
- Monroe County3
- Northampton County3
- Philadelphia County3
- Allegheny County3
- Bedford County2
- Blair County2
- Berks County2
- Lehigh County2
- Columbia County2
- Juniata County2
- Montour County2
- Northumberland County2
- Schuylkill County2
- Snyder County2
- Union County2
- Centre County2
- Clinton County2
- Washington County2
- Armstrong County2
- Beaver County2
- Butler County2
- Clarion County2
- Jefferson County2
- Clearfield County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.