Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 2024
Severe Thunderstorm Warnings in Pennsylvania, April 2024
51 severe thunderstorm warnings in April 2024. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in April 2024. Tap one for its archive.
- Severe Thunderstorm Warnings
- 51
- Busiest day
- April 14, 202425 severe thunderstorm 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 |
|---|---|---|---|---|
| Apr 14, 1:31 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 25 min |
| Apr 14, 4:55 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Forest, Mercer, Venango | 50 min |
| Apr 14, 5:11 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton, Elk, McKean, Potter | 49 min |
| Apr 14, 5:35 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 40 min |
| Apr 14, 5:38 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Potter, Tioga | 52 min |
| Apr 14, 5:39 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Forest, Jefferson, Lawrence and 2 more | 51 min |
| Apr 14, 5:47 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 28 min |
| Apr 14, 5:59 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton, Lycoming | 46 min |
| Apr 14, 6:09 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Centre, Clearfield, Clinton, Elk | 36 min |
| Apr 14, 6:11 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson, Lawrence and 2 more | 7 min |
| Apr 14, 6:21 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Lawrence, Mercer | 39 min |
| Apr 14, 6:23 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson | 52 min |
| Apr 14, 6:40 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 50 min |
| Apr 14, 6:42 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Centre, Clearfield, Huntingdon, Mifflin | 48 min |
| Apr 14, 6:44 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Jefferson | 46 min |
| Apr 14, 6:54 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson, Venango | 51 min |
| Apr 14, 7:05 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Juniata, Mifflin, Snyder, Union | 25 min |
| Apr 14, 7:07 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Jefferson, Lawrence, Mercer | 38 min |
| Apr 14, 7:10 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland, Schuylkill, Snyder, Union | 35 min |
| Apr 14, 7:10 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 36 min |
| Apr 14, 7:17 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 29 min |
| Apr 14, 7:28 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Lawrence, Mercer, Venango | 47 min |
| Apr 14, 7:29 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon, Mifflin | 31 min |
| Apr 14, 7:41 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson | 49 min |
| Apr 14, 7:48 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Jefferson, Venango | 42 min |
| Apr 14, 8:05 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Indiana, Lawrence and 1 more | 40 min |
| Apr 14, 8:17 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Lawrence, Mercer | 43 min |
| Apr 14, 8:27 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson, Westmoreland | 48 min |
| Apr 14, 8:58 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Lawrence, Westmoreland | 47 min |
| Apr 14, 9:18 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 42 min |
| Apr 14, 9:36 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler | 39 min |
| Apr 14, 10:57 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 34 min |
| Apr 15, 12:05 AM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 40 min |
| Apr 15, 3:37 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 23 min |
| Apr 15, 4:00 PM EDT | Severe Thunderstorm Warning | CTP | York | 60 min |
| Apr 15, 4:08 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 37 min |
| Apr 17, 5:49 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 26 min |
| Apr 17, 6:00 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 60 min |
| Apr 17, 6:13 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 47 min |
| Apr 17, 6:15 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 12 min |
| Apr 17, 6:29 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 31 min |
| Apr 17, 6:53 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Lawrence and 2 more | 67 min |
| Apr 17, 6:55 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 65 min |
| Apr 17, 7:52 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Clarion, Forest, Indiana and 3 more | 38 min |
| Apr 17, 8:00 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 22 min |
| Apr 30, 2:13 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 62 min |
| Apr 30, 2:47 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 43 min |
| Apr 30, 4:46 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 44 min |
| Apr 30, 5:32 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 30 min |
| Apr 30, 6:52 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 53 min |
| Apr 30, 7:38 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Carbon, Lehigh, Monroe, Northampton | 52 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Armstrong County21
- Clarion County19
- Butler County17
- Jefferson County14
- Lawrence County10
- Indiana County10
- Mercer County8
- Venango County8
- Beaver County7
- Allegheny County5
- Washington County5
- Susquehanna County4
- Wayne County4
- Forest County4
- Clinton County4
- Carbon County4
- Monroe County4
- Westmoreland County4
- Cameron County3
- Elk County3
- Clearfield County3
- Centre County3
- Mifflin County3
- Potter County2
- Lycoming County2
- Wyoming County2
- Lackawanna County2
- Luzerne County2
- Blair County2
- Huntingdon County2
- Snyder County2
- Union County2
- York County2
- Lehigh County2
- Northampton County2
- McKean County1
- Tioga County1
- Bradford County1
- Pike County1
- Cambria County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20232025
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.