Alert archive / Pennsylvania / Flash Flood Warnings / 2018
Flash Flood Warnings in Pennsylvania, July 2018
65 flash flood warnings in July 2018. 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 2018. Tap one for its archive.
- Flash Flood Warnings
- 65
- Busiest day
- July 25, 201813 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 2, 3:29 PM EDT | Flash Flood Warning | CTP | Bedford, Blair, Cambria | 2 hr |
| Jul 2, 6:12 PM EDT | Flash Flood Warning | PBZ | Forest, Venango | 2 hr |
| Jul 2, 6:23 PM EDT | Flash Flood Warning | PBZ | Butler | 2 hr |
| Jul 2, 6:40 PM EDT | Flash Flood Warning | PBZ | Clarion, Forest, Venango | 2 hr |
| Jul 2, 6:47 PM EDT | Flash Flood Warning | PBZ | Allegheny, Armstrong, Butler, Westmoreland | 118 min |
| Jul 2, 6:51 PM EDT | Flash Flood Warning | PBZ | Allegheny, Washington | 114 min |
| Jul 2, 7:09 PM EDT | Flash Flood Warning | PBZ | Clarion | 2 hr |
| Jul 3, 3:11 PM EDT | Flash Flood Warning | PHI | Montgomery, Philadelphia | 50 min |
| Jul 3, 5:45 PM EDT | Flash Flood Warning | PHI | Delaware, Montgomery, Philadelphia | 4 hr |
| Jul 3, 6:37 PM EDT | Flash Flood Warning | PHI | Bucks, Philadelphia | 3 hr |
| Jul 3, 6:58 PM EDT | Flash Flood Warning | PHI | Chester, Delaware | 4 hr |
| Jul 3, 7:06 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 2 hr |
| Jul 3, 7:54 PM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Jul 4, 12:21 PM EDT | Flash Flood Warning | CTP | Potter, Tioga | 3 hr |
| Jul 4, 12:31 PM EDT | Flash Flood Warning | CTP | Sullivan | 3 hr |
| Jul 4, 1:28 PM EDT | Flash Flood Warning | CTP | Columbia | 3 hr |
| Jul 4, 3:22 PM EDT | Flash Flood Warning | PHI | Lehigh, Northampton | 4 hr |
| Jul 4, 3:31 PM EDT | Flash Flood Warning | CTP | Sullivan | 3 hr |
| Jul 4, 6:20 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Jul 4, 7:49 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Jul 4, 8:37 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 113 min |
| Jul 4, 11:08 PM EDT | Flash Flood Warning | PBZ | Forest | 3 hr |
| Jul 5, 7:07 AM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Jul 5, 12:34 PM EDT | Flash Flood Warning | CLE | Crawford | 3 hr |
| Jul 6, 7:01 AM EDT | Flash Flood Warning | PHI | Bucks, Philadelphia | 4 hr |
| Jul 15, 10:06 AM EDT | Flash Flood Warning | PHI | Berks | 114 min |
| Jul 16, 3:13 PM EDT | Flash Flood Warning | BGM | Pike | 3 hr |
| Jul 16, 3:44 PM EDT | Flash Flood Warning | PHI | Monroe | 2 hr |
| Jul 16, 6:37 PM EDT | Flash Flood Warning | CTP | McKean, Potter | 3 hr |
| Jul 16, 9:23 PM EDT | Flash Flood Warning | CTP | McKean, Potter, Tioga | 112 min |
| Jul 17, 2:27 PM EDT | Flash Flood Warning | PHI | Berks, Chester, Montgomery | 4 hr |
| Jul 22, 8:43 PM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Jul 22, 8:54 PM EDT | Flash Flood Warning | PHI | Berks, Chester | 4 hr |
| Jul 22, 9:40 PM EDT | Flash Flood Warning | PHI | Lehigh | 3 hr |
| Jul 23, 4:32 AM EDT | Flash Flood Warning | CTP | Dauphin, Lebanon, Schuylkill | 3 hr |
| Jul 23, 5:44 AM EDT | Flash Flood Warning | CTP | Columbia, Montour, Northumberland, Schuylkill | 3 hr |
| Jul 23, 4:06 PM EDT | Flash Flood Warning | BGM | Bradford | 90 min |
| Jul 23, 10:04 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland, Dauphin, Juniata, Lancaster, Northumberland and 2 more | 5 hr |
| Jul 23, 11:30 PM EDT | Flash Flood Warning | CTP | Centre, Clinton, Lycoming, Mifflin, Montour, Snyder and 1 more | 4 hr |
| Jul 23, 11:34 PM EDT | Flash Flood Warning | CTP | Centre, Clinton, Lycoming, Mifflin, Montour, Northumberland and 2 more | 4 hr |
| Jul 24, 12:07 AM EDT | Flash Flood Warning | CTP | Lycoming, Tioga | 4 hr |
| Jul 24, 1:34 AM EDT | Flash Flood Warning | PHI | Berks, Chester, Lehigh, Montgomery | 8 hr |
| Jul 24, 2:36 AM EDT | Flash Flood Warning | BGM | Bradford | 6 hr |
| Jul 24, 10:54 AM EDT | Flash Flood Warning | CTP | Cumberland, Dauphin, Lancaster, York | 3 hr |
| Jul 24, 10:20 PM EDT | Flash Flood Warning | CTP | York | 3 hr |
| Jul 25, 12:00 AM EDT | Flash Flood Warning | BGM | Bradford | 4 hr |
| Jul 25, 12:52 AM EDT | Flash Flood Warning | CTP | Dauphin, Lancaster, Lebanon, Schuylkill, York | 4 hr |
| Jul 25, 1:35 AM EDT | Flash Flood Warning | CTP | Columbia, Montour, Northumberland | 5 hr |
| Jul 25, 5:32 AM EDT | Flash Flood Warning | BGM | Luzerne | 3 hr |
| Jul 25, 3:48 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland | 3 hr |
| Jul 25, 4:47 PM EDT | Flash Flood Warning | BGM | Bradford | 3 hr |
| Jul 25, 5:18 PM EDT | Flash Flood Warning | BGM | Luzerne | 5 hr |
| Jul 25, 5:27 PM EDT | Flash Flood Warning | CTP | Adams, Columbia, Cumberland, Dauphin, Lebanon, Montour and 4 more | 4 hr |
| Jul 25, 6:29 PM EDT | Flash Flood Warning | CTP | Lancaster, Lebanon, Schuylkill, York | 6 hr |
| Jul 25, 7:07 PM EDT | Flash Flood Warning | BGM | Wayne | 4 hr |
| Jul 25, 7:22 PM EDT | Flash Flood Warning | BGM | Lackawanna, Luzerne | 3 hr |
| Jul 25, 7:46 PM EDT | Flash Flood Warning | BGM | Bradford | 3 hr |
| Jul 27, 12:35 PM EDT | Flash Flood Warning | PHI | Monroe | 63 min |
| Jul 27, 3:54 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Jul 27, 5:00 PM EDT | Flash Flood Warning | PHI | Monroe | 3 hr |
| Jul 27, 7:03 PM EDT | Flash Flood Warning | PHI | Berks | 3 hr |
| Jul 30, 12:20 PM EDT | Flash Flood Warning | PBZ | Indiana | 3 hr |
| Jul 30, 1:56 PM EDT | Flash Flood Warning | PBZ | Indiana | 3 hr |
| Jul 31, 3:56 PM EDT | Flash Flood Warning | PBZ | Fayette | 2 hr |
| Jul 31, 4:16 PM EDT | Flash Flood Warning | PBZ | Fayette | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Chester County7
- Berks County7
- York County6
- Allegheny County5
- Montgomery County5
- Philadelphia County5
- Dauphin County5
- Schuylkill County5
- Montour County5
- Northumberland County5
- Bradford County5
- Columbia County4
- Lebanon County4
- Cumberland County4
- Lancaster County4
- Forest County3
- Delaware County3
- Bucks County3
- Potter County3
- Tioga County3
- Lehigh County3
- Monroe County3
- Adams County3
- Lycoming County3
- Luzerne County3
- Venango County2
- Butler County2
- Clarion County2
- Westmoreland County2
- Sullivan County2
- McKean County2
- Perry County2
- Centre County2
- Clinton County2
- Mifflin County2
- Snyder County2
- Union County2
- Indiana County2
- Fayette County2
- Bedford County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.