Alert archive / Pennsylvania / Flash Flood Warnings / 2023

Flash Flood Warnings in Pennsylvania, July 2023

70 flash flood warnings in July 2023. 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 2023. Tap one for its archive.

Flash Flood Warnings
70
Busiest day
July 9, 202318 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.

IssuedProductOfficeCountiesLasted
Jul 1, 3:38 PM EDTFlash Flood WarningPBZAllegheny, Butler, Westmoreland62 min
Jul 1, 5:15 PM EDTFlash Flood WarningPBZIndiana, Westmoreland110 min
Jul 1, 6:06 PM EDTFlash Flood WarningPBZBeaver4 hr
Jul 1, 6:28 PM EDTFlash Flood WarningPBZBeaver, Lawrence108 min
Jul 1, 6:55 PM EDTFlash Flood WarningPBZAllegheny, Beaver, Butler, Westmoreland3 hr
Jul 2, 8:41 PM EDTFlash Flood WarningPBZAllegheny, Beaver, Washington3 hr
Jul 2, 9:20 PM EDTFlash Flood WarningPBZAllegheny2 hr
Jul 3, 6:33 PM EDTFlash Flood WarningBGMPike3 hr
Jul 3, 8:39 PM EDTFlash Flood WarningPHIChester5 hr
Jul 3, 9:07 PM EDTFlash Flood WarningPHIChester5 hr
Jul 4, 4:47 AM EDTFlash Flood WarningBGMPike91 min
Jul 5, 5:45 PM EDTFlash Flood WarningPHIDelaware, Philadelphia107 min
Jul 6, 11:58 AM EDTFlash Flood WarningPHIBerks3 hr
Jul 7, 2:26 PM EDTFlash Flood WarningPHIBerks4 hr
Jul 7, 3:01 PM EDTFlash Flood WarningPHIChester4 hr
Jul 7, 3:40 PM EDTFlash Flood WarningCTPNorthumberland, Union2 hr
Jul 7, 6:50 PM EDTFlash Flood WarningBGMLackawanna, Pike, Wayne3 hr
Jul 8, 2:40 PM EDTFlash Flood WarningPHIPhiladelphia4 hr
Jul 8, 5:15 PM EDTFlash Flood WarningPHIChester, Delaware, Montgomery, Philadelphia4 hr
Jul 8, 5:51 PM EDTFlash Flood WarningPHIChester4 hr
Jul 9, 9:22 AM EDTFlash Flood WarningCTPColumbia, Lycoming, Sullivan4 hr
Jul 9, 11:33 AM EDTFlash Flood WarningPHIChester, Delaware, Montgomery8 hr
Jul 9, 11:36 AM EDTFlash Flood WarningCTPJuniata, Perry4 hr
Jul 9, 11:47 AM EDTFlash Flood WarningBGMLuzerne3 hr
Jul 9, 11:56 AM EDTFlash Flood WarningCTPColumbia, Montour, Northumberland, Snyder4 hr
Jul 9, 12:27 PM EDTFlash Flood WarningPHIBerks, Bucks, Lehigh, Montgomery8 hr
Jul 9, 1:02 PM EDTFlash Flood WarningPHIBucks, Lehigh, Northampton8 hr
Jul 9, 1:16 PM EDTFlash Flood WarningPHIBerks6 hr
Jul 9, 2:21 PM EDTFlash Flood WarningCTPCumberland, Dauphin, York117 min
Jul 9, 2:41 PM EDTFlash Flood WarningPHIBerks4 hr
Jul 9, 2:46 PM EDTFlash Flood WarningPHIBerks, Lehigh, Northampton6 hr
Jul 9, 3:51 PM EDTFlash Flood Warning Considerable damage threatPHIBerks, Chester, Lehigh, Montgomery6 hr
Jul 9, 4:30 PM EDTFlash Flood WarningPBZAllegheny90 min
Jul 9, 4:31 PM EDTFlash Flood WarningPHIChester, Montgomery4 hr
Jul 9, 5:12 PM EDTFlash Flood WarningPHIBucks, Montgomery5 hr
Jul 9, 5:31 PM EDTFlash Flood WarningPHIChester, Delaware, Montgomery, Philadelphia4 hr
Jul 9, 5:59 PM EDTFlash Flood WarningPHIBucks, Montgomery4 hr
Jul 9, 6:04 PM EDTFlash Flood WarningPBZLawrence6 hr
Jul 12, 3:38 PM EDTFlash Flood WarningBGMBradford68 min
Jul 13, 11:04 PM EDTFlash Flood WarningBGMPike, Wayne3 hr
Jul 14, 1:26 AM EDTFlash Flood WarningBGMPike3 hr
Jul 14, 6:02 PM EDTFlash Flood WarningPHICarbon, Monroe6 hr
Jul 14, 7:40 PM EDTFlash Flood WarningPHINorthampton6 hr
Jul 15, 5:18 PM EDTFlash Flood WarningPHIBucks4 hr
Jul 15, 6:09 PM EDTFlash Flood Warning Considerable damage threatPHIBucks4 hr
Jul 15, 8:56 PM EDTFlash Flood WarningPHICarbon95 min
Jul 15, 10:53 PM EDTFlash Flood WarningCTPLycoming, Northumberland, Sullivan, Union3 hr
Jul 16, 2:43 AM EDTFlash Flood WarningPHICarbon, Lehigh, Monroe, Northampton4 hr
Jul 16, 3:40 AM EDTFlash Flood WarningPHIMonroe, Northampton7 hr
Jul 16, 4:05 AM EDTFlash Flood WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery, Northampton6 hr
Jul 16, 9:12 AM EDTFlash Flood WarningPHIChester2 hr
Jul 16, 9:40 AM EDTFlash Flood WarningPHIBucks, Chester, Delaware, Montgomery, Philadelphia3 hr
Jul 16, 11:08 AM EDTFlash Flood WarningPHIDelaware, Philadelphia3 hr
Jul 20, 5:34 PM EDTFlash Flood WarningCLEErie3 hr
Jul 20, 8:18 PM EDTFlash Flood WarningPBZMercer, Venango3 hr
Jul 20, 9:02 PM EDTFlash Flood WarningPBZButler, Lawrence, Mercer3 hr
Jul 20, 9:42 PM EDTFlash Flood WarningPBZArmstrong, Beaver, Butler, Lawrence3 hr
Jul 20, 10:29 PM EDTFlash Flood WarningPBZAllegheny, Armstrong, Beaver, Butler, Indiana, Washington and 1 more3 hr
Jul 20, 11:02 PM EDTFlash Flood WarningPBZAllegheny, Fayette, Indiana, Washington, Westmoreland3 hr
Jul 25, 1:20 PM EDTFlash Flood WarningPHIBucks, Montgomery5 hr
Jul 25, 1:38 PM EDTFlash Flood WarningPHIDelaware4 hr
Jul 25, 1:54 PM EDTFlash Flood WarningPHIDelaware, Philadelphia4 hr
Jul 25, 2:51 PM EDTFlash Flood WarningPHIChester, Montgomery3 hr
Jul 25, 3:13 PM EDTFlash Flood WarningPHIChester4 hr
Jul 25, 3:34 PM EDTFlash Flood WarningPHIChester, Montgomery3 hr
Jul 25, 4:55 PM EDTFlash Flood WarningPHIChester118 min
Jul 26, 10:16 PM EDTFlash Flood WarningPBZClarion3 hr
Jul 26, 10:37 PM EDTFlash Flood WarningPBZClarion2 hr
Jul 26, 10:44 PM EDTFlash Flood WarningPBZJefferson2 hr
Jul 28, 7:34 PM EDTFlash Flood WarningCLECrawford3 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

2 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20222024

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.