Alert archive / Pennsylvania / Flash Flood Warnings / 2012
Flash Flood Warnings in Pennsylvania, May 2012
17 flash flood warnings in May 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 warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in May 2012. Tap one for its archive.
- Flash Flood Warnings
- 17
- Busiest day
- May 26, 20126 flash flood warnings
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 |
|---|---|---|---|---|
| May 3, 4:18 PM EDT | Flash Flood Warning | CTP | Centre, Clearfield, Clinton | 3 hr |
| May 7, 10:32 PM EDT | Flash Flood Warning | PBZ | Mercer | 4 hr |
| May 8, 7:53 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 3 hr |
| May 16, 12:34 AM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery | 4 hr |
| May 26, 2:36 PM EDT | Flash Flood Warning | PHI | Monroe, Northampton | 5 hr |
| May 26, 3:32 PM EDT | Flash Flood Warning | PHI | Monroe, Northampton | 4 hr |
| May 26, 3:54 PM EDT | Flash Flood Warning | PHI | Carbon | 4 hr |
| May 26, 3:57 PM EDT | Flash Flood Warning | CTP | Schuylkill | 3 hr |
| May 26, 5:33 PM EDT | Flash Flood Warning | PHI | Monroe | 114 min |
| May 26, 5:35 PM EDT | Flash Flood Warning | CTP | Columbia, Schuylkill | 85 min |
| May 27, 4:08 AM EDT | Flash Flood Warning | PHI | Bucks, Montgomery | 4 hr |
| May 27, 5:57 AM EDT | Flash Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 2 hr |
| May 27, 1:52 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland | 83 min |
| May 27, 9:09 PM EDT | Flash Flood Warning | CTP | Columbia, Montour, Northumberland | 3 hr |
| May 27, 10:11 PM EDT | Flash Flood Warning | CTP | Bedford, Cambria, Somerset | 2 hr |
| May 29, 5:37 PM EDT | Flash Flood Warning | CTP | Cumberland, Dauphin, Lebanon, Perry, Schuylkill | 3 hr |
| May 29, 6:23 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 112 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Monroe County4
- Montgomery County3
- Schuylkill County3
- Northampton County2
- Carbon County2
- Columbia County2
- Bucks County2
- Cumberland County2
- Centre County1
- Clearfield County1
- Clinton County1
- Mercer County1
- Westmoreland County1
- Chester County1
- Delaware County1
- Philadelphia County1
- Adams County1
- Montour County1
- Northumberland County1
- Bedford County1
- Cambria County1
- Somerset County1
- Dauphin County1
- Lebanon County1
- Perry County1
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. Rebuilt daily.