Alert archive / Pennsylvania / River Flood Warnings

River Flood Warnings in Pennsylvania, 2023

52 river flood warnings in 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 river flood warnings reaches back to 2005.

River Flood Warnings by county

Each county as a circle sized by its count in 2023. Tap one for its archive.

River Flood Warnings
52
Busiest month
December38 river flood warnings
Busiest day
December 18, 202324 river 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.

IssuedProductOfficeCountiesLasted
May 1, 12:46 AM EDTRiver Flood WarningBGMSusquehanna33 hr
May 1, 4:12 AM EDTRiver Flood WarningBGMBradford34 hr
May 1, 4:26 AM EDTRiver Flood WarningBGMWyoming17 hr
May 1, 5:36 AM EDTRiver Flood WarningPHIBucks7 hr
Jun 27, 2:23 AM EDTRiver Flood WarningPHIChester6 hr
Jun 27, 3:26 AM EDTRiver Flood WarningPHIDelaware4 hr
Jun 27, 3:54 AM EDTRiver Flood WarningPHIChester, Delaware5 hr
Jun 27, 10:08 AM EDTRiver Flood WarningPHIChester, Delaware109 min
Jul 9, 7:27 PM EDTRiver Flood WarningPHIChester4 hr
Jul 9, 9:50 PM EDTRiver Flood WarningPHIMontgomery22 hr
Jul 9, 9:50 PM EDTRiver Flood WarningPHIChester, Montgomery, Philadelphia12 hr
Jul 9, 9:50 PM EDTRiver Flood WarningPHIMontgomery, Philadelphia12 hr
Jul 9, 9:53 PM EDTRiver Flood WarningPHIChester, Delaware17 hr
Jul 25, 5:07 PM EDTRiver Flood WarningPHIChester6 hr
Dec 11, 2:43 AM ESTRiver Flood WarningPHIBucks10 hr
Dec 11, 3:02 AM ESTRiver Flood WarningPHIChester4 hr
Dec 18, 2:05 AM ESTRiver Flood WarningPHIChester20 hr
Dec 18, 4:20 AM ESTRiver Flood WarningPHIChester, Delaware22 hr
Dec 18, 4:27 AM ESTRiver Flood WarningPHIMontgomery13 hr
Dec 18, 4:35 AM ESTRiver Flood WarningPHIMontgomery, Philadelphia20 hr
Dec 18, 4:49 AM ESTRiver Flood WarningPHIChester, Montgomery, Philadelphia30 hr
Dec 18, 4:51 AM ESTRiver Flood WarningPHIBucks18 hr
Dec 18, 5:00 AM ESTRiver Flood WarningPHIMontgomery30 hr
Dec 18, 5:19 AM ESTRiver Flood WarningPHIDelaware9 hr
Dec 18, 5:37 AM ESTRiver Flood WarningCTPLebanon, Schuylkill29 hr
Dec 18, 6:00 AM ESTRiver Flood WarningBGMWyoming16 hr
Dec 18, 6:03 AM ESTRiver Flood WarningBGMBradford19 hr
Dec 18, 6:35 AM ESTRiver Flood WarningBGMSusquehanna71 hr
Dec 18, 6:35 AM ESTRiver Flood WarningBGMBradford45 hr
Dec 18, 8:31 AM ESTRiver Flood WarningPHIBerks11 hr
Dec 18, 9:02 AM ESTRiver Flood WarningBGMBradford53 hr
Dec 18, 9:02 AM ESTRiver Flood WarningBGMWyoming21 hr
Dec 18, 9:02 AM ESTRiver Flood WarningBGMLuzerne69 hr
Dec 18, 9:41 AM ESTRiver Flood WarningPHIMonroe6 hr
Dec 18, 9:44 AM ESTRiver Flood WarningPHIMonroe13 hr
Dec 18, 10:06 AM ESTRiver Flood WarningPHILehigh, Northampton12 hr
Dec 18, 11:08 AM ESTRiver Flood WarningCTPDauphin, Lebanon29 hr
Dec 18, 11:53 AM ESTRiver Flood WarningCTPLancaster14 hr
Dec 18, 2:26 PM ESTRiver Flood WarningPHIBerks12 hr
Dec 18, 2:59 PM ESTRiver Flood WarningPHIPhiladelphia9 hr
Dec 19, 2:15 AM ESTRiver Flood WarningPHIBucks16 hr
Dec 19, 2:17 AM ESTRiver Flood WarningPHINorthampton16 hr
Dec 19, 3:27 AM ESTRiver Flood WarningCTPColumbia11 hr
Dec 19, 4:36 AM ESTRiver Flood WarningCTPColumbia, Montour, Northumberland, Union23 hr
Dec 19, 6:06 AM ESTRiver Flood WarningCTPDauphin15 hr
Dec 27, 11:06 PM ESTRiver Flood WarningPHIChester9 hr
Dec 28, 12:12 AM ESTRiver Flood WarningPHIMontgomery12 hr
Dec 28, 12:53 AM ESTRiver Flood WarningPHIDelaware3 hr
Dec 28, 2:03 AM ESTRiver Flood WarningPHIChester, Delaware15 hr
Dec 28, 3:07 AM ESTRiver Flood WarningPHIChester, Montgomery, Philadelphia14 hr
Dec 28, 3:28 AM ESTRiver Flood WarningPHIBucks9 hr
Dec 28, 7:30 AM ESTRiver Flood WarningPHIMontgomery, Philadelphia6 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

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.