Alert archive / Pennsylvania / Flash Flood Warnings / 2009
Flash Flood Warnings in Pennsylvania, July 2009
23 flash flood warnings in July 2009. 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 July 2009. Tap one for its archive.
- Flash Flood Warnings
- 23
- Busiest day
- July 31, 20099 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 |
|---|---|---|---|---|
| Jul 1, 6:37 PM EDT | Flash Flood Warning | BGM | Bradford | 2 hr |
| Jul 2, 6:40 PM EDT | Flash Flood Warning | BGM | Bradford | 3 hr |
| Jul 2, 7:18 PM EDT | Flash Flood Warning | BGM | Wyoming | 3 hr |
| Jul 3, 3:35 PM EDT | Flash Flood Warning | BGM | Luzerne | 5 hr |
| Jul 11, 10:33 PM EDT | Flash Flood Warning | CTP | Columbia, Montour, Northumberland, Schuylkill, Snyder, Union | 4 hr |
| Jul 21, 12:16 PM EDT | Flash Flood Warning | CTP | Elk, McKean, Warren | 6 hr |
| Jul 21, 9:06 PM EDT | Flash Flood Warning | CTP | Potter | 4 hr |
| Jul 23, 4:09 PM EDT | Flash Flood Warning | CTP | Cumberland | 4 hr |
| Jul 23, 4:57 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland, Franklin | 3 hr |
| Jul 23, 6:36 PM EDT | Flash Flood Warning | CTP | Centre, Clinton, Lycoming, Montour, Northumberland, Union | 3 hr |
| Jul 23, 6:41 PM EDT | Flash Flood Warning | CTP | Adams, York | 99 min |
| Jul 28, 12:04 AM EDT | Flash Flood Warning | PHI | Chester | 53 min |
| Jul 29, 1:51 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 9 hr |
| Jul 29, 2:32 PM EDT | Flash Flood Warning | PHI | Monroe | 6 hr |
| Jul 31, 9:20 AM EDT | Flash Flood Warning | BGM | Lackawanna, Luzerne, Wyoming | 6 hr |
| Jul 31, 9:54 AM EDT | Flash Flood Warning | BGM | Lackawanna, Susquehanna, Wayne | 6 hr |
| Jul 31, 10:03 AM EDT | Flash Flood Warning | CTP | Columbia, Lycoming, Montour, Northumberland, Sullivan, Union | 6 hr |
| Jul 31, 10:35 AM EDT | Flash Flood Warning | BGM | Wayne | 6 hr |
| Jul 31, 12:04 PM EDT | Flash Flood Warning | BGM | Lackawanna, Luzerne | 4 hr |
| Jul 31, 2:13 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 4 hr |
| Jul 31, 3:04 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Montgomery | 3 hr |
| Jul 31, 3:16 PM EDT | Flash Flood Warning | BGM | Wyoming | 3 hr |
| Jul 31, 4:08 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wyoming County3
- Luzerne County3
- Montour County3
- Northumberland County3
- Union County3
- Chester County3
- Monroe County3
- Lackawanna County3
- Bradford County2
- Columbia County2
- Cumberland County2
- Adams County2
- Lycoming County2
- Carbon County2
- Wayne County2
- Bucks County2
- Montgomery County2
- Schuylkill County1
- Snyder County1
- Elk County1
- McKean County1
- Warren County1
- Potter County1
- Franklin County1
- Centre County1
- Clinton County1
- York County1
- Susquehanna County1
- Sullivan County1
- Delaware County1
- Philadelphia County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.