Alert archive / Pennsylvania / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Pennsylvania, 2005
503 severe thunderstorm warnings in 2005. 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 2005. Tap one for its archive.
- Severe Thunderstorm Warnings
- 503
- Busiest month
- June146 severe thunderstorm warnings
- Busiest day
- June 6, 200586 severe thunderstorm 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 14, 12:18 AM EST | Severe Thunderstorm Warning | CTP | Franklin | 42 min |
| Jan 14, 4:15 AM EST | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 45 min |
| Jan 14, 5:28 AM EST | Severe Thunderstorm Warning | PHI | Bucks | 32 min |
| Apr 20, 5:15 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 30 min |
| Apr 20, 5:42 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 48 min |
| Apr 20, 6:09 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 66 min |
| Apr 20, 6:35 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 40 min |
| Apr 23, 2:22 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Huntingdon | 53 min |
| Apr 23, 2:27 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Fulton | 63 min |
| Apr 23, 3:14 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 61 min |
| Apr 23, 3:27 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 33 min |
| Apr 23, 4:01 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 59 min |
| Apr 23, 4:16 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 59 min |
| Apr 23, 4:55 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Snyder | 50 min |
| Apr 23, 5:26 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 34 min |
| Apr 23, 5:44 PM EDT | Severe Thunderstorm Warning | CTP | Montour | 31 min |
| Apr 23, 6:57 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 63 min |
| May 10, 6:40 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 29 min |
| May 13, 9:37 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 53 min |
| May 13, 9:43 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 62 min |
| May 14, 4:07 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 38 min |
| May 14, 4:22 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Westmoreland | 49 min |
| May 14, 8:32 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland, Schuylkill | 58 min |
| May 23, 4:56 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 40 min |
| May 27, 10:19 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 29 min |
| May 28, 3:46 PM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 44 min |
| May 28, 4:15 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 30 min |
| May 28, 4:51 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 23 min |
| May 30, 2:22 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 38 min |
| Jun 6, 8:00 AM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 53 min |
| Jun 6, 8:02 AM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 53 min |
| Jun 6, 8:05 AM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 55 min |
| Jun 6, 8:28 AM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 37 min |
| Jun 6, 8:33 AM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 36 min |
| Jun 6, 8:34 AM EDT | Severe Thunderstorm Warning | PBZ | Venango | 39 min |
| Jun 6, 8:49 AM EDT | Severe Thunderstorm Warning | PBZ | Butler | 48 min |
| Jun 6, 8:51 AM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 54 min |
| Jun 6, 8:54 AM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 62 min |
| Jun 6, 8:59 AM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion | 61 min |
| Jun 6, 9:03 AM EDT | Severe Thunderstorm Warning | PBZ | Forest | 57 min |
| Jun 6, 9:26 AM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 57 min |
| Jun 6, 9:27 AM EDT | Severe Thunderstorm Warning | CTP | Warren | 33 min |
| Jun 6, 9:36 AM EDT | Severe Thunderstorm Warning | CTP | Elk, McKean | 54 min |
| Jun 6, 9:53 AM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 17 min |
| Jun 6, 10:02 AM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 44 min |
| Jun 6, 10:05 AM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 70 min |
| Jun 6, 10:26 AM EDT | Severe Thunderstorm Warning | CTP | Cameron, Elk, McKean, Potter | 79 min |
| Jun 6, 11:01 AM EDT | Severe Thunderstorm Warning | CTP | Centre | 29 min |
| Jun 6, 11:05 AM EDT | Severe Thunderstorm Warning | CTP | Tioga | 70 min |
| Jun 6, 11:21 AM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 69 min |
| Jun 6, 11:24 AM EDT | Severe Thunderstorm Warning | CTP | Centre | 66 min |
| Jun 6, 11:41 AM EDT | Severe Thunderstorm Warning | BGM | Bradford | 79 min |
| Jun 6, 11:54 AM EDT | Severe Thunderstorm Warning | CTP | Clinton | 51 min |
| Jun 6, 12:06 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 69 min |
| Jun 6, 12:13 PM EDT | Severe Thunderstorm Warning | CTP | Snyder, Union | 62 min |
| Jun 6, 12:26 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 49 min |
| Jun 6, 12:28 PM EDT | Severe Thunderstorm Warning | CTP | Perry, Sullivan | 62 min |
| Jun 6, 12:29 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 61 min |
| Jun 6, 12:44 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland | 61 min |
| Jun 6, 1:04 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 56 min |
| Jun 6, 1:07 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 53 min |
| Jun 6, 1:15 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 60 min |
| Jun 6, 1:20 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 55 min |
| Jun 6, 1:25 PM EDT | Severe Thunderstorm Warning | CTP | York | 65 min |
| Jun 6, 1:35 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna | 55 min |
| Jun 6, 1:40 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Northumberland, Schuylkill | 80 min |
| Jun 6, 1:42 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 59 min |
| Jun 6, 1:48 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 57 min |
| Jun 6, 1:56 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 49 min |
| Jun 6, 1:56 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 64 min |
| Jun 6, 1:59 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 61 min |
| Jun 6, 2:00 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 60 min |
| Jun 6, 2:01 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 59 min |
| Jun 6, 2:05 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 55 min |
| Jun 6, 2:08 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 82 min |
| Jun 6, 2:09 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 66 min |
| Jun 6, 2:11 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 64 min |
| Jun 6, 2:12 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 63 min |
| Jun 6, 2:15 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 30 min |
| Jun 6, 2:17 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 88 min |
| Jun 6, 2:21 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 54 min |
| Jun 6, 2:31 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 59 min |
| Jun 6, 2:48 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 52 min |
| Jun 6, 2:51 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 54 min |
| Jun 6, 2:58 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 58 min |
| Jun 6, 3:02 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland | 58 min |
| Jun 6, 3:11 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 64 min |
| Jun 6, 3:18 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 57 min |
| Jun 6, 3:27 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Franklin, Huntingdon | 78 min |
| Jun 6, 4:09 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland | 66 min |
| Jun 6, 4:09 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 66 min |
| Jun 6, 4:10 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 65 min |
| Jun 6, 4:19 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 56 min |
| Jun 6, 4:21 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 39 min |
| Jun 6, 4:29 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 76 min |
| Jun 6, 4:36 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 24 min |
| Jun 6, 4:36 PM EDT | Severe Thunderstorm Warning | CTP | Juniata | 54 min |
| Jun 6, 4:37 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 53 min |
| Jun 6, 4:53 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 67 min |
| Jun 6, 4:58 PM EDT | Severe Thunderstorm Warning | CTP | York | 47 min |
| Jun 6, 5:12 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 48 min |
| Jun 6, 5:15 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 60 min |
| Jun 6, 5:20 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 55 min |
| Jun 6, 5:21 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 54 min |
| Jun 6, 5:29 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 61 min |
| Jun 6, 5:33 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 57 min |
| Jun 6, 5:37 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 38 min |
| Jun 6, 5:40 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 80 min |
| Jun 6, 5:45 PM EDT | Severe Thunderstorm Warning | CTP | York | 60 min |
| Jun 6, 5:53 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 67 min |
| Jun 6, 6:28 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 62 min |
| Jun 6, 6:50 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 55 min |
| Jun 6, 6:52 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 53 min |
| Jun 6, 6:54 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 51 min |
| Jun 6, 7:58 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 33 min |
| Jun 6, 8:24 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Montgomery, Philadelphia | 36 min |
| Jun 9, 3:13 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 47 min |
| Jun 9, 3:46 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 66 min |
| Jun 9, 4:16 PM EDT | Severe Thunderstorm Warning | CTP | York | 44 min |
| Jun 9, 5:36 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Perry | 54 min |
| Jun 10, 1:31 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 59 min |
| Jun 10, 5:04 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 56 min |
| Jun 10, 6:38 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 37 min |
| Jun 11, 2:18 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 42 min |
| Jun 11, 2:59 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 46 min |
| Jun 11, 4:02 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 28 min |
| Jun 11, 5:09 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 40 min |
| Jun 13, 3:40 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 35 min |
| Jun 13, 4:02 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 58 min |
| Jun 14, 5:17 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 58 min |
| Jun 14, 5:21 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 55 min |
| Jun 14, 5:28 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 62 min |
| Jun 14, 5:48 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 57 min |
| Jun 14, 5:52 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 98 min |
| Jun 14, 5:54 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 66 min |
| Jun 14, 6:00 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 60 min |
| Jun 14, 6:12 PM EDT | Severe Thunderstorm Warning | PBZ | Forest | 63 min |
| Jun 14, 6:27 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 48 min |
| Jun 14, 6:47 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 73 min |
| Jun 14, 7:02 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 28 min |
| Jun 14, 7:03 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Westmoreland | 57 min |
| Jun 14, 7:11 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 49 min |
| Jun 14, 7:21 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 54 min |
| Jun 14, 7:25 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 65 min |
| Jun 14, 7:39 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 66 min |
| Jun 14, 8:13 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 47 min |
| Jun 14, 8:33 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 72 min |
| Jun 14, 8:37 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 23 min |
| Jun 22, 4:37 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 38 min |
| Jun 22, 5:47 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 27 min |
| Jun 26, 6:04 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 56 min |
| Jun 28, 4:08 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 67 min |
| Jun 28, 4:13 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 62 min |
| Jun 28, 4:23 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 67 min |
| Jun 28, 5:11 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 64 min |
| Jun 28, 5:16 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 59 min |
| Jun 28, 5:33 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 57 min |
| Jun 28, 5:40 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 65 min |
| Jun 28, 6:07 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 53 min |
| Jun 28, 6:09 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 66 min |
| Jun 28, 6:36 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 54 min |
| Jun 28, 7:01 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 29 min |
| Jun 28, 10:54 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 36 min |
| Jun 30, 3:57 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Lawrence | 63 min |
| Jun 30, 4:01 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 59 min |
| Jun 30, 4:18 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 57 min |
| Jun 30, 4:42 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 48 min |
| Jun 30, 5:03 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 27 min |
| Jun 30, 5:12 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 63 min |
| Jun 30, 5:15 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 60 min |
| Jun 30, 5:20 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 55 min |
| Jun 30, 5:30 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 60 min |
| Jun 30, 6:13 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 32 min |
| Jun 30, 6:39 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 66 min |
| Jun 30, 6:50 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 40 min |
| Jul 1, 3:58 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 32 min |
| Jul 1, 4:18 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 72 min |
| Jul 1, 4:45 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 60 min |
| Jul 1, 5:01 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 59 min |
| Jul 1, 5:14 PM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 61 min |
| Jul 1, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 56 min |
| Jul 1, 5:33 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 57 min |
| Jul 1, 6:27 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 54 min |
| Jul 2, 12:20 AM EDT | Severe Thunderstorm Warning | PHI | Bucks | 40 min |
| Jul 2, 12:58 AM EDT | Severe Thunderstorm Warning | PHI | Bucks | 47 min |
| Jul 5, 2:44 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 61 min |
| Jul 5, 2:56 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 64 min |
| Jul 5, 3:02 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 58 min |
| Jul 5, 3:34 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 56 min |
| Jul 5, 4:11 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 64 min |
| Jul 5, 4:13 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 62 min |
| Jul 5, 4:18 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 57 min |
| Jul 5, 4:33 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 57 min |
| Jul 5, 5:22 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 53 min |
| Jul 5, 5:32 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 43 min |
| Jul 5, 6:50 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 25 min |
| Jul 5, 8:35 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 40 min |
| Jul 8, 5:05 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 46 min |
| Jul 8, 8:55 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 50 min |
| Jul 8, 9:40 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 64 min |
| Jul 9, 1:18 AM EDT | Severe Thunderstorm Warning | PBZ | Greene | 57 min |
| Jul 12, 6:50 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 55 min |
| Jul 12, 9:24 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 66 min |
| Jul 13, 12:02 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 30 min |
| Jul 13, 12:49 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 56 min |
| Jul 13, 1:15 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 60 min |
| Jul 13, 1:46 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 59 min |
| Jul 13, 2:01 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 59 min |
| Jul 13, 2:09 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 66 min |
| Jul 13, 2:26 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 49 min |
| Jul 13, 2:42 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 63 min |
| Jul 13, 2:53 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 70 min |
| Jul 13, 3:05 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 40 min |
| Jul 13, 3:16 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 59 min |
| Jul 13, 3:16 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 59 min |
| Jul 13, 3:24 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 66 min |
| Jul 13, 3:44 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 46 min |
| Jul 13, 3:48 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 57 min |
| Jul 13, 3:58 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 38 min |
| Jul 13, 4:09 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 51 min |
| Jul 13, 4:28 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 35 min |
| Jul 13, 4:54 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 66 min |
| Jul 13, 5:16 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 61 min |
| Jul 13, 5:26 PM EDT | Severe Thunderstorm Warning | CTP | Montour, Northumberland | 49 min |
| Jul 13, 5:33 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 42 min |
| Jul 13, 6:12 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 28 min |
| Jul 13, 6:40 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 65 min |
| Jul 15, 6:01 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 59 min |
| Jul 16, 5:53 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 67 min |
| Jul 19, 3:56 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 59 min |
| Jul 19, 4:38 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 39 min |
| Jul 19, 5:14 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 31 min |
| Jul 21, 1:55 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Fulton, Huntingdon | 50 min |
| Jul 21, 3:14 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 46 min |
| Jul 22, 3:13 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 47 min |
| Jul 25, 12:24 AM EDT | Severe Thunderstorm Warning | CLE | Crawford | 67 min |
| Jul 25, 12:50 AM EDT | Severe Thunderstorm Warning | CLE | Erie | 70 min |
| Jul 25, 12:55 AM EDT | Severe Thunderstorm Warning | PBZ | Forest | 65 min |
| Jul 25, 1:07 AM EDT | Severe Thunderstorm Warning | PBZ | Venango | 53 min |
| Jul 25, 1:20 AM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 55 min |
| Jul 25, 2:03 AM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 57 min |
| Jul 25, 2:42 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 63 min |
| Jul 25, 4:35 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 70 min |
| Jul 25, 4:46 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 44 min |
| Jul 25, 4:49 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 71 min |
| Jul 25, 4:55 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 65 min |
| Jul 25, 5:02 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 58 min |
| Jul 25, 5:23 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 82 min |
| Jul 25, 5:30 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 45 min |
| Jul 25, 5:51 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 84 min |
| Jul 25, 5:55 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 35 min |
| Jul 26, 7:53 AM EDT | Severe Thunderstorm Warning | CLE | Erie | 20 min |
| Jul 26, 2:30 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 60 min |
| Jul 26, 2:53 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 37 min |
| Jul 26, 3:16 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 59 min |
| Jul 26, 4:14 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 14 min |
| Jul 26, 4:18 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 58 min |
| Jul 26, 4:24 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 36 min |
| Jul 26, 4:39 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 36 min |
| Jul 26, 4:47 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 58 min |
| Jul 26, 4:50 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 55 min |
| Jul 26, 5:10 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 65 min |
| Jul 26, 5:13 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 62 min |
| Jul 26, 5:47 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 58 min |
| Jul 26, 6:06 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver | 54 min |
| Jul 26, 6:16 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 59 min |
| Jul 26, 6:32 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 58 min |
| Jul 26, 6:33 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 72 min |
| Jul 26, 6:37 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 53 min |
| Jul 26, 6:42 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 33 min |
| Jul 26, 6:48 PM EDT | Severe Thunderstorm Warning | CTP | Cameron | 42 min |
| Jul 26, 6:50 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 55 min |
| Jul 26, 6:50 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Venango | 55 min |
| Jul 26, 6:53 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 67 min |
| Jul 26, 7:02 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 61 min |
| Jul 26, 7:04 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 56 min |
| Jul 26, 7:10 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Westmoreland | 65 min |
| Jul 26, 7:20 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 70 min |
| Jul 26, 7:28 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 62 min |
| Jul 26, 7:29 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 46 min |
| Jul 26, 7:40 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 80 min |
| Jul 26, 7:41 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 49 min |
| Jul 26, 7:42 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 78 min |
| Jul 26, 7:48 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 42 min |
| Jul 26, 8:12 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 63 min |
| Jul 26, 8:15 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 45 min |
| Jul 26, 8:17 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 60 min |
| Jul 26, 8:24 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 66 min |
| Jul 26, 8:25 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 71 min |
| Jul 26, 8:42 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 63 min |
| Jul 26, 8:51 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 69 min |
| Jul 26, 8:55 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 65 min |
| Jul 26, 9:05 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour | 55 min |
| Jul 26, 9:12 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 63 min |
| Jul 26, 9:21 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 69 min |
| Jul 26, 9:52 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 35 min |
| Jul 27, 2:25 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 65 min |
| Jul 27, 2:35 PM EDT | Severe Thunderstorm Warning | CTP | Montour | 26 min |
| Jul 27, 2:47 PM EDT | Severe Thunderstorm Warning | CTP | Juniata | 28 min |
| Jul 27, 2:49 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 41 min |
| Jul 27, 2:52 PM EDT | Severe Thunderstorm Warning | CTP | Snyder | 39 min |
| Jul 27, 3:05 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 55 min |
| Jul 27, 3:08 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 44 min |
| Jul 27, 3:19 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 56 min |
| Jul 27, 3:34 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 26 min |
| Jul 27, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 39 min |
| Jul 27, 4:12 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 33 min |
| Jul 27, 4:12 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 48 min |
| Jul 27, 4:30 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Northampton | 45 min |
| Jul 27, 5:17 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 43 min |
| Jul 27, 5:36 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 24 min |
| Jul 27, 5:47 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 58 min |
| Jul 27, 6:30 PM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 45 min |
| Jul 27, 6:34 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 56 min |
| Jul 27, 6:40 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 35 min |
| Jul 31, 5:03 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 42 min |
| Jul 31, 5:27 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 48 min |
| Jul 31, 5:45 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 30 min |
| Jul 31, 6:14 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 46 min |
| Jul 31, 6:55 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 65 min |
| Jul 31, 7:54 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 51 min |
| Jul 31, 8:32 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 22 min |
| Aug 2, 3:57 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 48 min |
| Aug 3, 6:00 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 43 min |
| Aug 3, 6:30 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 34 min |
| Aug 7, 3:05 PM EDT | Severe Thunderstorm Warning | CTP | York | 55 min |
| Aug 7, 3:59 PM EDT | Severe Thunderstorm Warning | CTP | York | 31 min |
| Aug 7, 5:22 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 23 min |
| Aug 7, 5:54 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 66 min |
| Aug 7, 7:05 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 55 min |
| Aug 7, 8:11 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 35 min |
| Aug 8, 5:25 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 65 min |
| Aug 12, 1:50 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 40 min |
| Aug 12, 2:48 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 57 min |
| Aug 12, 3:51 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 54 min |
| Aug 12, 3:52 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 23 min |
| Aug 12, 3:57 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 78 min |
| Aug 12, 4:00 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 45 min |
| Aug 12, 4:11 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 64 min |
| Aug 12, 4:49 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 56 min |
| Aug 12, 4:54 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 66 min |
| Aug 12, 4:57 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 33 min |
| Aug 12, 5:05 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 56 min |
| Aug 12, 5:29 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 34 min |
| Aug 12, 6:12 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 48 min |
| Aug 12, 6:43 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 62 min |
| Aug 12, 6:45 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 30 min |
| Aug 12, 6:57 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 33 min |
| Aug 12, 7:28 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 32 min |
| Aug 12, 7:32 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 16 min |
| Aug 12, 7:40 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 50 min |
| Aug 13, 3:24 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 67 min |
| Aug 13, 3:36 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 54 min |
| Aug 13, 3:48 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 57 min |
| Aug 13, 3:56 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 59 min |
| Aug 13, 3:56 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 64 min |
| Aug 13, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 53 min |
| Aug 13, 4:27 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 63 min |
| Aug 13, 5:29 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 61 min |
| Aug 13, 5:55 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 65 min |
| Aug 13, 6:42 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 43 min |
| Aug 13, 7:31 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 44 min |
| Aug 14, 1:44 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 51 min |
| Aug 14, 3:03 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 72 min |
| Aug 14, 3:22 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 27 min |
| Aug 14, 3:41 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 34 min |
| Aug 14, 4:45 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 60 min |
| Aug 14, 5:15 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 45 min |
| Aug 14, 6:11 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 68 min |
| Aug 14, 6:29 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 61 min |
| Aug 14, 6:46 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Montgomery | 44 min |
| Aug 14, 6:55 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 50 min |
| Aug 14, 6:59 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 46 min |
| Aug 14, 7:51 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 39 min |
| Aug 14, 7:52 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 23 min |
| Aug 14, 7:57 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 33 min |
| Aug 14, 8:31 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 44 min |
| Aug 14, 9:32 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 28 min |
| Aug 14, 9:37 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 38 min |
| Aug 14, 9:43 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 32 min |
| Aug 14, 9:58 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 32 min |
| Aug 14, 10:05 PM EDT | Severe Thunderstorm Warning | CTP | York | 25 min |
| Aug 14, 10:14 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 46 min |
| Aug 14, 10:36 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 39 min |
| Aug 14, 10:38 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 52 min |
| Aug 15, 12:02 AM EDT | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 43 min |
| Aug 19, 5:12 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 67 min |
| Aug 19, 6:23 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 67 min |
| Aug 19, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 62 min |
| Aug 19, 7:08 PM EDT | Severe Thunderstorm Warning | PBZ | Forest | 67 min |
| Aug 19, 8:10 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 20 min |
| Aug 19, 8:31 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 59 min |
| Aug 20, 2:54 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 51 min |
| Aug 20, 3:08 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler | 67 min |
| Aug 20, 3:53 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 52 min |
| Aug 20, 5:02 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 58 min |
| Aug 20, 5:28 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 62 min |
| Aug 20, 6:03 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 57 min |
| Aug 20, 6:31 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 59 min |
| Aug 20, 6:43 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 32 min |
| Aug 20, 7:01 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 29 min |
| Aug 20, 7:26 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 79 min |
| Aug 20, 7:39 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 66 min |
| Aug 20, 7:42 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 18 min |
| Aug 30, 5:41 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 64 min |
| Aug 31, 12:11 AM EDT | Severe Thunderstorm Warning | CTP | Adams | 64 min |
| Aug 31, 1:52 AM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 38 min |
| Aug 31, 2:24 AM EDT | Severe Thunderstorm Warning | CTP | Elk | 51 min |
| Aug 31, 2:39 AM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 51 min |
| Aug 31, 2:58 AM EDT | Severe Thunderstorm Warning | CTP | McKean | 47 min |
| Aug 31, 5:52 AM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 53 min |
| Aug 31, 6:43 AM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 24 min |
| Sep 16, 3:10 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 65 min |
| Sep 16, 5:00 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 60 min |
| Sep 17, 8:32 PM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 43 min |
| Sep 22, 8:14 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 46 min |
| Sep 23, 1:28 AM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler | 47 min |
| Sep 29, 4:19 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 56 min |
| Sep 29, 4:27 AM EDT | Severe Thunderstorm Warning | CTP | Warren | 78 min |
| Sep 29, 5:32 AM EDT | Severe Thunderstorm Warning | CTP | Elk, McKean | 58 min |
| Sep 29, 5:59 AM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 61 min |
| Sep 29, 6:20 AM EDT | Severe Thunderstorm Warning | CTP | Cameron, Potter | 55 min |
| Sep 29, 6:26 AM EDT | Severe Thunderstorm Warning | CTP | Cambria | 34 min |
| Sep 29, 6:35 AM EDT | Severe Thunderstorm Warning | CTP | Blair | 55 min |
| Sep 29, 6:41 AM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 79 min |
| Sep 29, 6:51 AM EDT | Severe Thunderstorm Warning | CTP | Tioga | 54 min |
| Sep 29, 6:56 AM EDT | Severe Thunderstorm Warning | CTP | Bedford | 34 min |
| Sep 29, 7:07 AM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 23 min |
| Sep 29, 7:11 AM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 79 min |
| Sep 29, 7:17 AM EDT | Severe Thunderstorm Warning | BGM | Bradford | 58 min |
| Sep 29, 7:29 AM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Snyder, Union | 61 min |
| Sep 29, 8:05 AM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Susquehanna, Wyoming | 55 min |
| Sep 29, 9:33 AM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 42 min |
| Nov 6, 11:52 AM EST | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 53 min |
| Nov 6, 12:17 PM EST | Severe Thunderstorm Warning | PBZ | Butler | 58 min |
| Nov 6, 12:40 PM EST | Severe Thunderstorm Warning | PBZ | Venango | 28 min |
| Nov 6, 12:41 PM EST | Severe Thunderstorm Warning | PBZ | Washington | 64 min |
| Nov 6, 12:45 PM EST | Severe Thunderstorm Warning | CTP | Warren | 45 min |
| Nov 6, 12:47 PM EST | Severe Thunderstorm Warning | PBZ | Clarion | 58 min |
| Nov 6, 12:55 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny | 65 min |
| Nov 6, 12:58 PM EST | Severe Thunderstorm Warning | PBZ | Forest | 77 min |
| Nov 6, 1:11 PM EST | Severe Thunderstorm Warning | PBZ | Butler | 49 min |
| Nov 6, 1:23 PM EST | Severe Thunderstorm Warning | CTP | Elk, McKean | 67 min |
| Nov 6, 1:26 PM EST | Severe Thunderstorm Warning | PBZ | Armstrong | 64 min |
| Nov 6, 1:29 PM EST | Severe Thunderstorm Warning | PBZ | Greene | 61 min |
| Nov 6, 1:34 PM EST | Severe Thunderstorm Warning | CTP | Warren | 24 min |
| Nov 6, 1:37 PM EST | Severe Thunderstorm Warning | PBZ | Westmoreland | 83 min |
| Nov 6, 1:49 PM EST | Severe Thunderstorm Warning | PBZ | Jefferson | 71 min |
| Nov 6, 1:54 PM EST | Severe Thunderstorm Warning | PBZ | Washington | 66 min |
| Nov 6, 2:08 PM EST | Severe Thunderstorm Warning | CTP | Potter | 52 min |
| Nov 6, 2:08 PM EST | Severe Thunderstorm Warning | PBZ | Indiana | 82 min |
| Nov 6, 2:12 PM EST | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 93 min |
| Nov 6, 2:22 PM EST | Severe Thunderstorm Warning | PBZ | Fayette | 53 min |
| Nov 6, 2:34 PM EST | Severe Thunderstorm Warning | CTP | Cameron | 41 min |
| Nov 6, 2:59 PM EST | Severe Thunderstorm Warning | CTP | Potter | 46 min |
| Nov 6, 3:07 PM EST | Severe Thunderstorm Warning | CTP | Clinton | 53 min |
| Nov 6, 3:17 PM EST | Severe Thunderstorm Warning | CTP | Tioga | 58 min |
| Nov 6, 3:31 PM EST | Severe Thunderstorm Warning | CTP | Blair | 44 min |
| Nov 6, 3:53 PM EST | Severe Thunderstorm Warning | BGM | Bradford | 52 min |
| Nov 6, 3:55 PM EST | Severe Thunderstorm Warning | CTP | Centre | 35 min |
| Nov 6, 4:01 PM EST | Severe Thunderstorm Warning | CTP | Lycoming | 74 min |
| Nov 6, 4:03 PM EST | Severe Thunderstorm Warning | CTP | Clinton | 42 min |
| Nov 6, 4:10 PM EST | Severe Thunderstorm Warning | CTP | Huntingdon | 35 min |
| Nov 6, 4:17 PM EST | Severe Thunderstorm Warning | CTP | Mifflin | 58 min |
| Nov 6, 4:40 PM EST | Severe Thunderstorm Warning | CTP | Sullivan | 50 min |
| Nov 6, 4:43 PM EST | Severe Thunderstorm Warning | CTP | Snyder, Union | 62 min |
| Nov 6, 4:44 PM EST | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 46 min |
| Nov 6, 5:03 PM EST | Severe Thunderstorm Warning | CTP | Montour, Northumberland | 42 min |
| Nov 6, 5:13 PM EST | Severe Thunderstorm Warning | CTP | Columbia | 47 min |
| Nov 6, 5:15 PM EST | Severe Thunderstorm Warning | BGM | Luzerne, Wyoming | 60 min |
| Nov 6, 5:28 PM EST | Severe Thunderstorm Warning | BGM | Susquehanna | 47 min |
| Nov 6, 5:56 PM EST | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 64 min |
| Nov 6, 6:04 PM EST | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 56 min |
| Nov 6, 6:12 PM EST | Severe Thunderstorm Warning | PHI | Berks | 63 min |
| Nov 6, 6:15 PM EST | Severe Thunderstorm Warning | BGM | Luzerne, Wyoming | 18 min |
| Nov 6, 6:16 PM EST | Severe Thunderstorm Warning | CTP | Schuylkill | 59 min |
| Nov 6, 6:30 PM EST | Severe Thunderstorm Warning | CTP | Lebanon | 45 min |
| Nov 6, 6:37 PM EST | Severe Thunderstorm Warning | CTP | Lancaster, York | 83 min |
| Nov 6, 6:43 PM EST | Severe Thunderstorm Warning | BGM | Pike | 62 min |
| Nov 6, 8:00 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Northampton | 60 min |
| Nov 6, 8:08 PM EST | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 67 min |
| Nov 6, 8:25 PM EST | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 47 min |
| Nov 9, 11:29 AM EST | Severe Thunderstorm Warning | CLE | Erie | 61 min |
| Nov 9, 1:40 PM EST | Severe Thunderstorm Warning | CTP | Clearfield | 65 min |
| Nov 9, 3:10 PM EST | Severe Thunderstorm Warning | CTP | Lycoming | 35 min |
| Nov 9, 4:00 PM EST | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 60 min |
| Nov 9, 4:09 PM EST | Severe Thunderstorm Warning | CLE | Erie | 66 min |
| Nov 9, 4:20 PM EST | Severe Thunderstorm Warning | BGM | Luzerne | 23 min |
| Nov 9, 5:05 PM EST | Severe Thunderstorm Warning | CLE | Crawford | 40 min |
| Nov 9, 5:33 PM EST | Severe Thunderstorm Warning | CTP | Warren | 57 min |
| Nov 9, 5:47 PM EST | Severe Thunderstorm Warning | PBZ | Forest, Venango | 58 min |
| Nov 9, 5:57 PM EST | Severe Thunderstorm Warning | PBZ | Butler, Clarion | 63 min |
| Nov 9, 6:31 PM EST | Severe Thunderstorm Warning | CTP | Elk | 59 min |
| Nov 9, 6:43 PM EST | Severe Thunderstorm Warning | PBZ | Armstrong | 62 min |
| Nov 9, 6:47 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny | 58 min |
| Nov 9, 7:00 PM EST | Severe Thunderstorm Warning | CTP | Clearfield | 60 min |
| Nov 9, 7:11 PM EST | Severe Thunderstorm Warning | PBZ | Westmoreland | 64 min |
| Nov 9, 7:16 PM EST | Severe Thunderstorm Warning | PBZ | Greene, Washington | 59 min |
| Nov 16, 2:27 PM EST | Severe Thunderstorm Warning | PHI | Berks, Chester | 33 min |
| Nov 16, 3:03 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 27 min |
| Nov 29, 5:55 PM EST | Severe Thunderstorm Warning | CTP | Franklin | 50 min |
| Nov 29, 6:36 PM EST | Severe Thunderstorm Warning | CTP | Adams | 54 min |
| Nov 29, 7:29 PM EST | Severe Thunderstorm Warning | CTP | York | 46 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegheny County22
- Washington County22
- Westmoreland County21
- Butler County19
- Luzerne County15
- Lawrence County14
- Armstrong County14
- Bradford County14
- Susquehanna County14
- Lycoming County13
- Tioga County13
- Montgomery County12
- Bucks County12
- Beaver County12
- Centre County12
- Greene County12
- Indiana County12
- Jefferson County12
- Elk County12
- Mercer County11
- Clarion County11
- Clearfield County11
- Wayne County11
- Crawford County10
- Venango County10
- Fayette County10
- Warren County10
- McKean County10
- Potter County10
- Monroe County10
- Pike County10
- Northumberland County9
- Columbia County9
- York County9
- Carbon County9
- Franklin County8
- Chester County8
- Cumberland County8
- Lancaster County8
- Berks County8
27 more counties
- Adams County8
- Erie County8
- Philadelphia County7
- Forest County7
- Clinton County7
- Wyoming County7
- Northampton County7
- Huntingdon County6
- Fulton County6
- Montour County6
- Snyder County5
- Schuylkill County5
- Sullivan County5
- Lackawanna County5
- Somerset County5
- Perry County4
- Juniata County4
- Cameron County4
- Mifflin County4
- Bedford County4
- Blair County3
- Union County3
- Dauphin County3
- Lebanon County3
- Delaware County3
- Cambria County2
- Lehigh County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20042006
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.