Alert archive / Pennsylvania / Flash Flood Warnings

Flash Flood Warnings in Pennsylvania, 1991

31 flash flood warnings in 1991. 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 1991. Tap one for its archive.

Flash Flood Warnings
31
Busiest month
August8 flash flood warnings
Busiest day
May 13, 19916 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.

IssuedProductOfficeCountiesLasted
Apr 9, 8:13 PM EDTFlash Flood WarningPBZAllegheny, Beaver, Greene, Washington3 hr
Apr 9, 9:10 PM EDTFlash Flood WarningPBZArmstrong, Butler2 hr
Apr 28, 8:20 PM EDTFlash Flood WarningCLEMcKean3 hr
May 13, 2:35 PM EDTFlash Flood WarningPBZClearfield115 min
May 13, 2:51 PM EDTFlash Flood WarningCLECameron, Elk3 hr
May 13, 3:35 PM EDTFlash Flood WarningPBZAllegheny115 min
May 13, 4:24 PM EDTFlash Flood WarningCLELawrence2 hr
May 13, 4:28 PM EDTFlash Flood WarningPBZClearfield3 hr
May 13, 5:43 PM EDTFlash Flood WarningPBZClarion, Jefferson2 hr
May 31, 12:55 AM EDTFlash Flood WarningPBZWashington3 hr
Jun 16, 10:39 PM EDTFlash Flood WarningPBZFayette, Washington, Westmoreland3 hr
Jun 16, 10:52 PM EDTFlash Flood WarningPBZWashington3 hr
Jun 16, 10:52 PM EDTFlash Flood WarningPBZFayette, Westmoreland3 hr
Jun 22, 6:21 PM EDTFlash Flood WarningPBZClearfield3 hr
Jul 6, 4:13 PM EDTFlash Flood WarningCLELawrence62 min
Jul 6, 5:18 PM EDTFlash Flood WarningCLELawrence57 min
Jul 8, 12:53 AM EDTFlash Flood WarningPBZAllegheny, Butler97 min
Jul 13, 7:58 AM EDTFlash Flood WarningPHIPhiladelphia92 min
Aug 9, 6:57 AM EDTFlash Flood WarningCTPDauphin63 min
Aug 9, 8:15 AM EDTFlash Flood WarningCTPDauphin45 min
Aug 9, 9:15 AM EDTFlash Flood WarningCTPDauphin60 min
Aug 9, 10:00 AM EDTFlash Flood WarningCTPDauphin60 min
Aug 20, 11:01 AM EDTFlash Flood WarningCTPYork119 min
Aug 20, 5:19 PM EDTFlash Flood WarningCLELawrence116 min
Aug 20, 5:23 PM EDTFlash Flood WarningPBZBeaver3 hr
Aug 25, 1:36 AM EDTFlash Flood WarningPBZBlair2 hr
Sep 19, 12:14 AM EDTFlash Flood WarningCTPAdams31 min
Dec 3, 12:28 AM ESTFlash Flood WarningPBZGreene, Washington4 hr
Dec 3, 1:26 AM ESTFlash Flood WarningPBZCambria, Westmoreland3 hr
Dec 3, 1:26 AM ESTFlash Flood WarningPBZFayette3 hr
Dec 3, 7:46 AM ESTFlash Flood WarningPBZGreene, Washington2 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.

  1. May 13, 19916flash flood warnings
  2. August 9, 19914flash flood warnings
  3. December 3, 19914flash flood warnings
  4. June 17, 19913flash flood warnings
  5. August 20, 19913flash flood warnings
  6. April 10, 19912flash flood warnings
  7. July 6, 19912flash flood warnings
  8. April 29, 19911flash flood warnings
  9. May 31, 19911flash flood warnings
  10. June 22, 19911flash flood warnings
  11. July 8, 19911flash flood warnings
  12. July 13, 19911flash flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive19901992

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.