Alert archive / Pennsylvania / Tornado Warnings

Tornado Warnings in Pennsylvania, 2017

38 tornado warnings in 2017. 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 tornado warnings reaches back to 1986.

Tornado Warnings by county

Each county as a circle sized by its count in 2017. Tap one for its archive.

Tornado Warnings
38
Busiest month
August11 tornado warnings
Busiest day
May 1, 20176 tornado 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
Feb 25, 2:20 PM ESTTornado WarningCTPLancaster, York25 min
Feb 25, 2:22 PM ESTTornado WarningBGMLackawanna, Luzerne23 min
Feb 25, 2:40 PM ESTTornado WarningBGMLackawanna, Luzerne50 min
Feb 25, 2:43 PM ESTTornado WarningCTPLancaster, Lebanon47 min
Feb 25, 4:04 PM ESTTornado WarningBGMWayne21 min
Mar 1, 9:44 AM ESTTornado WarningPBZGreene, Washington31 min
Apr 20, 7:55 PM EDTTornado Warning Tornado observedCTPWarren35 min
May 1, 2:29 PM EDTTornado WarningPBZBeaver, Butler31 min
May 1, 2:50 PM EDTTornado WarningPBZArmstrong, Butler, Clarion, Venango25 min
May 1, 3:19 PM EDTTornado WarningPBZClarion, Forest, Venango26 min
May 1, 3:48 PM EDTTornado WarningCTPElk27 min
May 1, 4:06 PM EDTTornado WarningCTPMcKean39 min
May 1, 4:35 PM EDTTornado WarningCTPPotter55 min
May 1, 8:47 PM EDTTornado WarningCTPFranklin, Fulton, Huntingdon26 min
May 28, 4:49 PM EDTTornado WarningPBZClarion26 min
May 30, 1:14 PM EDTTornado WarningCTPHuntingdon46 min
Jun 19, 1:27 PM EDTTornado WarningCTPCumberland, Dauphin, Lancaster, Lebanon, Schuylkill, York48 min
Jun 23, 2:47 PM EDTTornado WarningPBZWashington28 min
Jun 23, 4:40 PM EDTTornado WarningPBZGreene35 min
Jun 23, 5:35 PM EDTTornado WarningPBZFayette, Greene25 min
Jul 13, 5:08 PM EDTTornado WarningPHIBerks22 min
Jul 13, 5:26 PM EDTTornado WarningPHIBerks, Chester, Montgomery28 min
Jul 24, 3:29 PM EDTTornado WarningCTPColumbia, Montour, Northumberland46 min
Jul 24, 4:11 PM EDTTornado WarningBGMLackawanna, Susquehanna, Wyoming49 min
Aug 4, 5:36 PM EDTTornado WarningCTPFulton39 min
Aug 12, 3:03 PM EDTTornado WarningCTPJuniata, Perry57 min
Aug 12, 3:35 PM EDTTornado WarningCTPDauphin, Lebanon55 min
Aug 17, 7:41 PM EDTTornado WarningPBZMercer19 min
Aug 22, 4:16 PM EDTTornado WarningPBZGreene29 min
Aug 22, 4:43 PM EDTTornado WarningPBZFayette, Greene32 min
Aug 22, 5:17 PM EDTTornado WarningCTPCameron, McKean43 min
Aug 22, 5:51 PM EDTTornado WarningCTPPotter39 min
Aug 22, 7:59 PM EDTTornado WarningBGMLuzerne31 min
Aug 22, 8:15 PM EDTTornado WarningPHIMonroe, Northampton30 min
Aug 22, 9:40 PM EDTTornado WarningPHIBerks, Chester, Montgomery20 min
Sep 5, 4:07 PM EDTTornado WarningCTPAdams, York38 min
Nov 5, 6:40 PM ESTTornado WarningCLEErie35 min
Nov 5, 7:17 PM ESTTornado WarningPBZBeaver28 min

By county

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

1 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 1, 20176tornado warnings
  2. February 25, 20175tornado warnings
  3. August 22, 20175tornado warnings
  4. June 23, 20173tornado warnings
  5. July 13, 20172tornado warnings
  6. July 24, 20172tornado warnings
  7. August 12, 20172tornado warnings
  8. August 23, 20172tornado warnings
  9. March 1, 20171tornado warnings
  10. April 20, 20171tornado warnings
  11. May 2, 20171tornado warnings
  12. May 28, 20171tornado warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20162018

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.