Alert archive / Pennsylvania / Flash Flood Warnings
Flash Flood Warnings in Pennsylvania, 2022
36 flash flood warnings in 2022. 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 2022. Tap one for its archive.
- Flash Flood Warnings
- 36
- Busiest month
- August12 flash flood warnings
- Busiest day
- August 5, 20226 flash flood warnings
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 31, 4:44 PM EDT | Flash Flood Warning | BGM | Bradford | 114 min |
| Mar 31, 9:12 PM EDT | Flash Flood Warning | PHI | Lehigh, Northampton | 2 hr |
| May 14, 7:59 PM EDT | Flash Flood Warning | PBZ | Fayette, Washington | 90 min |
| May 15, 3:12 PM EDT | Flash Flood Warning | CTP | Franklin | 93 min |
| May 15, 3:52 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland | 73 min |
| May 21, 7:56 PM EDT | Flash Flood Warning | CLE | Crawford, Erie | 3 hr |
| May 21, 8:33 PM EDT | Flash Flood Warning | CLE | Erie | 4 hr |
| Jun 9, 4:21 AM EDT | Flash Flood Warning | PHI | Delaware, Montgomery, Philadelphia | 2 hr |
| Jun 22, 6:13 PM EDT | Flash Flood Warning | PBZ | Indiana, Westmoreland | 2 hr |
| Jun 26, 9:16 PM EDT | Flash Flood Warning | PBZ | Beaver | 3 hr |
| Jun 26, 9:27 PM EDT | Flash Flood Warning | PBZ | Butler | 118 min |
| Jul 1, 9:21 PM EDT | Flash Flood Warning | BGM | Bradford | 4 hr |
| Jul 2, 5:16 PM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Jul 17, 5:30 AM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Washington | 3 hr |
| Jul 25, 5:47 AM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver | 3 hr |
| Jul 28, 12:50 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 115 min |
| Jul 28, 9:20 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 92 min |
| Aug 5, 5:07 PM EDT | Flash Flood Warning | PBZ | Allegheny, Butler | 113 min |
| Aug 5, 6:05 PM EDT | Flash Flood Warning | PBZ | Butler | 115 min |
| Aug 5, 6:13 PM EDT | Flash Flood Warning | PBZ | Fayette, Greene, Washington | 2 hr |
| Aug 5, 6:32 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 2 hr |
| Aug 5, 6:50 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 7 hr |
| Aug 5, 6:54 PM EDT | Flash Flood Warning | PBZ | Butler, Lawrence, Mercer, Venango | 7 hr |
| Aug 21, 2:19 PM EDT | Flash Flood Warning | CTP | Franklin, Fulton | 2 hr |
| Aug 21, 9:26 PM EDT | Flash Flood Warning | CLE | Erie | 4 hr |
| Aug 21, 10:32 PM EDT | Flash Flood Warning | PBZ | Indiana, Westmoreland | 2 hr |
| Aug 22, 2:22 PM EDT | Flash Flood Warning | BGM | Susquehanna, Wyoming | 3 hr |
| Aug 22, 6:01 PM EDT | Flash Flood Warning | PHI | Lehigh | 111 min |
| Aug 29, 3:42 PM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver | 96 min |
| Sep 4, 6:37 PM EDT | Flash Flood Warning | PBZ | Lawrence, Mercer | 2 hr |
| Sep 4, 10:17 PM EDT | Flash Flood Warning | PBZ | Mercer | 3 hr |
| Sep 4, 10:50 PM EDT | Flash Flood Warning | PBZ | Venango | 2 hr |
| Sep 5, 1:10 AM EDT | Flash Flood Warning | PBZ | Venango | 76 min |
| Sep 6, 6:32 AM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 4 hr |
| Sep 6, 6:55 AM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Oct 13, 7:21 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Lehigh, Montgomery | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegheny County6
- Montgomery County5
- Westmoreland County5
- Beaver County4
- Butler County4
- Chester County4
- Lehigh County3
- Washington County3
- Erie County3
- Philadelphia County3
- Mercer County3
- Venango County3
- Bradford County2
- Fayette County2
- Franklin County2
- Delaware County2
- Indiana County2
- Bucks County2
- Lawrence County2
- Northampton County1
- Adams County1
- Cumberland County1
- Crawford County1
- Greene County1
- Fulton County1
- Susquehanna County1
- Wyoming County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20212023
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.