Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 2021
Severe Thunderstorm Warnings in Pennsylvania, July 2021
333 severe thunderstorm warnings in July 2021. 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 July 2021. Tap one for its archive.
- Severe Thunderstorm Warnings
- 333
- Busiest day
- July 7, 202154 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 |
|---|---|---|---|---|
| Jun 30, 8:37 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 38 min |
| Jul 1, 12:22 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, York | 53 min |
| Jul 1, 1:15 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 45 min |
| Jul 1, 3:13 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery | 47 min |
| Jul 1, 3:50 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 40 min |
| Jul 1, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 48 min |
| Jul 1, 4:59 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Philadelphia | 46 min |
| Jul 2, 5:37 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 23 min |
| Jul 2, 5:44 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 46 min |
| Jul 2, 6:21 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 24 min |
| Jul 2, 6:46 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 44 min |
| Jul 2, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 52 min |
| Jul 6, 2:14 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 31 min |
| Jul 6, 2:49 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 56 min |
| Jul 6, 3:08 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wayne | 37 min |
| Jul 6, 3:22 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 23 min |
| Jul 6, 3:28 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Lackawanna, Luzerne, Susquehanna, Wyoming | 47 min |
| Jul 6, 3:36 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Sullivan | 24 min |
| Jul 6, 3:42 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Susquehanna, Wayne | 63 min |
| Jul 6, 4:05 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon | 40 min |
| Jul 6, 4:06 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Pike, Susquehanna, Wayne, Wyoming | 39 min |
| Jul 6, 4:23 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 52 min |
| Jul 6, 4:29 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 76 min |
| Jul 6, 4:41 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Pike, Susquehanna, Wayne | 49 min |
| Jul 6, 4:41 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon | 33 min |
| Jul 6, 5:11 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 49 min |
| Jul 6, 5:15 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 60 min |
| Jul 6, 5:34 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 41 min |
| Jul 6, 5:42 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 48 min |
| Jul 6, 5:55 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 65 min |
| Jul 6, 6:13 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 31 min |
| Jul 6, 6:41 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 64 min |
| Jul 6, 7:01 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 59 min |
| Jul 6, 8:29 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 46 min |
| Jul 6, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 40 min |
| Jul 6, 9:04 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 41 min |
| Jul 6, 9:29 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 61 min |
| Jul 6, 9:48 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 57 min |
| Jul 6, 10:21 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 39 min |
| Jul 7, 2:25 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 20 min |
| Jul 7, 2:32 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 13 min |
| Jul 7, 2:42 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 18 min |
| Jul 7, 2:54 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 36 min |
| Jul 7, 2:59 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 31 min |
| Jul 7, 3:01 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 29 min |
| Jul 7, 3:13 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 32 min |
| Jul 7, 3:19 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 26 min |
| Jul 7, 3:36 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 24 min |
| Jul 7, 3:45 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Westmoreland | 30 min |
| Jul 7, 3:53 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 37 min |
| Jul 7, 4:01 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 29 min |
| Jul 7, 4:12 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 47 min |
| Jul 7, 4:21 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 39 min |
| Jul 7, 4:22 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 38 min |
| Jul 7, 4:28 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion | 32 min |
| Jul 7, 4:33 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Jefferson | 27 min |
| Jul 7, 4:35 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 25 min |
| Jul 7, 4:40 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 13 min |
| Jul 7, 4:44 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 61 min |
| Jul 7, 4:54 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 51 min |
| Jul 7, 4:58 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Lawrence, Mercer, Venango | 47 min |
| Jul 7, 4:59 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 31 min |
| Jul 7, 5:01 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Jefferson | 29 min |
| Jul 7, 5:06 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 24 min |
| Jul 7, 5:07 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 53 min |
| Jul 7, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 41 min |
| Jul 7, 5:20 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 25 min |
| Jul 7, 5:23 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 37 min |
| Jul 7, 5:24 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 51 min |
| Jul 7, 5:35 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 25 min |
| Jul 7, 5:48 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon | 57 min |
| Jul 7, 5:50 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 40 min |
| Jul 7, 5:50 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin | 40 min |
| Jul 7, 5:55 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 65 min |
| Jul 7, 6:12 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield, Huntingdon | 48 min |
| Jul 7, 6:29 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 61 min |
| Jul 7, 6:36 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield, Clinton, Mifflin | 39 min |
| Jul 7, 6:37 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Perry | 37 min |
| Jul 7, 6:40 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 20 min |
| Jul 7, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter | 77 min |
| Jul 7, 6:56 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Mifflin, Snyder, Union | 49 min |
| Jul 7, 7:09 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Snyder | 36 min |
| Jul 7, 7:19 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 26 min |
| Jul 7, 7:22 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene, Washington | 23 min |
| Jul 7, 7:31 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming, Montour, Northumberland, Union | 44 min |
| Jul 7, 7:33 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene, Washington | 27 min |
| Jul 7, 7:37 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 23 min |
| Jul 7, 8:04 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 56 min |
| Jul 7, 8:12 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour, Northumberland, Sullivan, Tioga | 48 min |
| Jul 7, 8:21 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 39 min |
| Jul 7, 8:24 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 36 min |
| Jul 7, 8:38 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 67 min |
| Jul 7, 8:40 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 65 min |
| Jul 7, 8:41 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 34 min |
| Jul 7, 8:47 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Sullivan | 28 min |
| Jul 7, 8:50 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Luzerne, Susquehanna, Wyoming | 40 min |
| Jul 7, 9:16 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria | 44 min |
| Jul 7, 9:24 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Lackawanna, Luzerne, Susquehanna, Wyoming | 66 min |
| Jul 7, 10:06 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Susquehanna, Wayne | 54 min |
| Jul 7, 10:29 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Pike, Susquehanna, Wayne, Wyoming | 76 min |
| Jul 8, 1:49 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 41 min |
| Jul 8, 3:15 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon | 60 min |
| Jul 8, 3:17 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Dauphin, Franklin, York | 73 min |
| Jul 8, 3:38 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, York | 52 min |
| Jul 8, 3:45 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 47 min |
| Jul 8, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Montgomery | 39 min |
| Jul 8, 4:25 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 50 min |
| Jul 8, 4:45 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 45 min |
| Jul 8, 4:48 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 27 min |
| Jul 8, 4:51 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 54 min |
| Jul 8, 5:21 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 39 min |
| Jul 8, 6:06 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 39 min |
| Jul 8, 6:16 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 44 min |
| Jul 9, 3:12 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 33 min |
| Jul 9, 3:57 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 48 min |
| Jul 9, 4:16 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Lebanon, Perry, Schuylkill | 74 min |
| Jul 9, 4:46 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 44 min |
| Jul 9, 4:49 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon | 56 min |
| Jul 9, 5:17 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 43 min |
| Jul 9, 5:24 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, York | 81 min |
| Jul 9, 5:30 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 45 min |
| Jul 9, 6:04 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 41 min |
| Jul 9, 6:13 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 47 min |
| Jul 9, 7:17 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 23 min |
| Jul 11, 4:48 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Elk | 42 min |
| Jul 11, 4:51 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 39 min |
| Jul 11, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon | 24 min |
| Jul 11, 5:11 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 34 min |
| Jul 11, 5:18 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 46 min |
| Jul 11, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Elk | 41 min |
| Jul 11, 5:25 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 65 min |
| Jul 11, 5:30 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Clearfield, Huntingdon | 45 min |
| Jul 11, 5:55 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Centre, Clearfield, Clinton, Potter | 35 min |
| Jul 11, 6:03 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Centre, Clearfield, Huntingdon and 1 more | 57 min |
| Jul 11, 6:23 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 52 min |
| Jul 11, 6:39 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 51 min |
| Jul 11, 6:57 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Centre, Cumberland, Franklin, Fulton, Huntingdon and 3 more | 63 min |
| Jul 11, 7:02 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Sullivan | 43 min |
| Jul 11, 7:25 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 50 min |
| Jul 11, 7:31 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Juniata, Mifflin, Snyder, Union | 44 min |
| Jul 11, 7:58 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Cumberland, Franklin, Fulton, Huntingdon, Juniata and 2 more | 62 min |
| Jul 11, 8:03 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Columbia, Lycoming, Montour, Northumberland, Snyder and 1 more | 42 min |
| Jul 11, 8:11 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 34 min |
| Jul 11, 8:42 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 48 min |
| Jul 11, 8:43 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour, Northumberland, Sullivan | 62 min |
| Jul 11, 8:44 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lebanon, Perry, Schuylkill | 76 min |
| Jul 11, 8:51 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 54 min |
| Jul 11, 9:32 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lebanon, York | 58 min |
| Jul 11, 9:45 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 45 min |
| Jul 11, 9:52 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 53 min |
| Jul 11, 9:58 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 62 min |
| Jul 11, 10:13 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 47 min |
| Jul 11, 10:21 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 24 min |
| Jul 11, 10:22 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 38 min |
| Jul 12, 2:49 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Perry | 41 min |
| Jul 12, 3:08 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Philadelphia | 67 min |
| Jul 12, 3:55 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Perry | 35 min |
| Jul 12, 3:57 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 63 min |
| Jul 12, 3:59 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, York | 46 min |
| Jul 12, 4:11 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lancaster, Lebanon, York | 34 min |
| Jul 12, 4:42 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, York | 63 min |
| Jul 12, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 67 min |
| Jul 12, 5:29 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 61 min |
| Jul 12, 5:41 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 34 min |
| Jul 12, 7:06 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 69 min |
| Jul 12, 8:00 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 30 min |
| Jul 12, 8:17 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 43 min |
| Jul 12, 8:59 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 46 min |
| Jul 12, 9:43 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 47 min |
| Jul 12, 10:35 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Susquehanna, Wyoming | 40 min |
| Jul 12, 11:09 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Pike, Susquehanna, Wayne | 51 min |
| Jul 13, 3:37 AM EDT | Severe Thunderstorm Warning | PBZ | Washington | 22 min |
| Jul 13, 4:10 AM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 35 min |
| Jul 13, 3:14 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Lawrence, Mercer | 31 min |
| Jul 13, 3:25 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 35 min |
| Jul 13, 3:31 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 59 min |
| Jul 13, 3:36 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Mercer, Venango | 39 min |
| Jul 13, 3:39 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler | 51 min |
| Jul 13, 3:51 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 54 min |
| Jul 13, 4:05 PM EDT | Severe Thunderstorm Warning | PBZ | Forest, Mercer, Venango | 40 min |
| Jul 13, 4:11 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 49 min |
| Jul 13, 4:14 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 31 min |
| Jul 13, 4:25 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 36 min |
| Jul 13, 4:25 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 50 min |
| Jul 13, 4:34 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 41 min |
| Jul 13, 4:35 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 55 min |
| Jul 13, 4:41 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 34 min |
| Jul 13, 4:47 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Forest, Jefferson, Venango | 43 min |
| Jul 13, 4:50 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 40 min |
| Jul 13, 5:00 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Venango | 45 min |
| Jul 13, 5:08 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 52 min |
| Jul 13, 5:12 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson, Venango | 48 min |
| Jul 13, 5:23 PM EDT | Severe Thunderstorm Warning | CTP | Elk, McKean, Warren | 52 min |
| Jul 13, 5:25 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson, Westmoreland | 50 min |
| Jul 13, 5:38 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 41 min |
| Jul 13, 5:47 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 28 min |
| Jul 13, 5:49 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Centre, Clearfield, Clinton, Potter | 56 min |
| Jul 13, 5:53 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Elk | 67 min |
| Jul 13, 6:01 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Clearfield | 59 min |
| Jul 13, 6:07 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 38 min |
| Jul 13, 6:08 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson, Westmoreland | 37 min |
| Jul 13, 6:14 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 31 min |
| Jul 13, 6:19 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter | 41 min |
| Jul 13, 6:27 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 37 min |
| Jul 13, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Potter, Tioga | 47 min |
| Jul 13, 6:43 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Westmoreland | 32 min |
| Jul 13, 6:46 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Clearfield | 44 min |
| Jul 13, 6:46 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon | 44 min |
| Jul 13, 6:59 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 61 min |
| Jul 13, 7:01 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 44 min |
| Jul 13, 7:16 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Huntingdon, Mifflin | 44 min |
| Jul 13, 7:26 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Tioga | 64 min |
| Jul 13, 7:44 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming, Tioga | 61 min |
| Jul 13, 7:59 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Mifflin, Snyder, Union | 46 min |
| Jul 13, 8:17 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Northumberland, Union | 43 min |
| Jul 13, 8:27 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 48 min |
| Jul 13, 8:49 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 41 min |
| Jul 13, 8:59 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 61 min |
| Jul 13, 9:10 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 65 min |
| Jul 13, 9:30 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming, Northumberland, Snyder, Union | 60 min |
| Jul 13, 9:32 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 43 min |
| Jul 13, 10:07 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 53 min |
| Jul 13, 10:18 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland, Snyder, Union | 57 min |
| Jul 13, 11:35 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Pike, Wayne | 25 min |
| Jul 14, 8:08 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Schuylkill | 23 min |
| Jul 14, 8:11 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 22 min |
| Jul 15, 7:37 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 38 min |
| Jul 16, 2:18 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter | 42 min |
| Jul 16, 2:27 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Butler, Lawrence | 48 min |
| Jul 16, 2:49 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Lawrence | 41 min |
| Jul 16, 2:54 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Westmoreland | 51 min |
| Jul 16, 3:11 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 34 min |
| Jul 16, 3:23 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver | 37 min |
| Jul 16, 3:30 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Indiana, Jefferson | 45 min |
| Jul 16, 3:42 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 33 min |
| Jul 16, 3:56 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 49 min |
| Jul 16, 4:11 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 49 min |
| Jul 16, 4:12 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 33 min |
| Jul 16, 4:29 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 46 min |
| Jul 16, 4:30 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 45 min |
| Jul 16, 4:47 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 43 min |
| Jul 16, 5:13 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming | 32 min |
| Jul 16, 5:21 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 39 min |
| Jul 16, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 20 min |
| Jul 16, 6:02 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 45 min |
| Jul 16, 6:31 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne, Wyoming | 44 min |
| Jul 17, 1:05 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 40 min |
| Jul 17, 1:48 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 42 min |
| Jul 17, 2:13 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon | 47 min |
| Jul 17, 2:29 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 46 min |
| Jul 17, 2:30 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Westmoreland | 45 min |
| Jul 17, 2:36 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 39 min |
| Jul 17, 2:51 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 39 min |
| Jul 17, 2:52 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 38 min |
| Jul 17, 2:56 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 34 min |
| Jul 17, 3:02 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon, Schuylkill | 43 min |
| Jul 17, 3:04 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Clearfield, Somerset | 56 min |
| Jul 17, 3:06 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 39 min |
| Jul 17, 3:14 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 61 min |
| Jul 17, 3:52 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 23 min |
| Jul 17, 4:05 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Huntingdon, Juniata, Mifflin | 55 min |
| Jul 17, 4:30 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 45 min |
| Jul 17, 4:50 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Northumberland, Snyder, Union | 55 min |
| Jul 17, 5:02 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming | 43 min |
| Jul 17, 5:23 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 67 min |
| Jul 17, 5:28 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Susquehanna, Wayne, Wyoming | 62 min |
| Jul 17, 5:30 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 19 min |
| Jul 17, 5:35 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne, Susquehanna, Wyoming | 55 min |
| Jul 17, 5:44 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Cumberland, Dauphin, Juniata, Lycoming, Montour and 6 more | 61 min |
| Jul 17, 6:02 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 43 min |
| Jul 17, 6:04 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 41 min |
| Jul 17, 6:09 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Dauphin, Franklin, York | 36 min |
| Jul 17, 6:22 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Sullivan | 28 min |
| Jul 17, 6:23 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Luzerne, Wyoming | 30 min |
| Jul 17, 6:39 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 36 min |
| Jul 17, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 51 min |
| Jul 17, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Dauphin, Lancaster, Lebanon, York | 46 min |
| Jul 17, 6:51 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 39 min |
| Jul 17, 7:01 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 44 min |
| Jul 17, 7:26 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 49 min |
| Jul 17, 7:34 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 56 min |
| Jul 17, 8:00 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 45 min |
| Jul 17, 8:57 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 48 min |
| Jul 17, 9:27 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 48 min |
| Jul 17, 9:48 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 42 min |
| Jul 17, 10:21 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 54 min |
| Jul 19, 6:31 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 29 min |
| Jul 19, 6:46 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Mifflin | 29 min |
| Jul 20, 6:36 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 39 min |
| Jul 20, 6:50 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 25 min |
| Jul 20, 7:11 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 34 min |
| Jul 20, 7:33 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Venango | 27 min |
| Jul 20, 7:54 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson, Venango | 51 min |
| Jul 20, 8:32 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Forest, Indiana, Jefferson | 43 min |
| Jul 20, 8:45 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Butler | 30 min |
| Jul 20, 9:28 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wayne | 62 min |
| Jul 21, 1:22 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 38 min |
| Jul 21, 1:27 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 48 min |
| Jul 21, 2:03 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 42 min |
| Jul 21, 2:14 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Delaware, Montgomery | 19 min |
| Jul 21, 2:48 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 42 min |
| Jul 21, 2:52 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 38 min |
| Jul 21, 3:16 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 44 min |
| Jul 21, 3:27 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Philadelphia | 33 min |
| Jul 21, 3:48 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 42 min |
| Jul 27, 3:51 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wayne | 39 min |
| Jul 27, 4:03 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 27 min |
| Jul 27, 4:22 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Lackawanna, Luzerne, Susquehanna, Wayne, Wyoming | 53 min |
| Jul 27, 5:14 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Pike, Wayne | 46 min |
| Jul 27, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 24 min |
| Jul 27, 6:26 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne, Wyoming | 49 min |
| Jul 27, 7:12 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 33 min |
| Jul 27, 7:22 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 42 min |
| Jul 28, 3:09 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 31 min |
| Jul 28, 3:47 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 43 min |
| Jul 28, 5:02 PM EDT | Severe Thunderstorm Warning | CTP | York | 43 min |
| Jul 29, 10:21 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 39 min |
| Jul 29, 11:35 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 40 min |
| Jul 29, 1:08 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 37 min |
| Jul 29, 1:50 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Centre, Clearfield | 25 min |
| Jul 29, 2:14 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Huntingdon | 46 min |
| Jul 29, 3:48 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh, Northampton | 42 min |
| Jul 29, 4:30 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Northampton | 45 min |
| Jul 29, 5:03 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 42 min |
| Jul 29, 5:15 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 30 min |
| Jul 29, 5:24 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 36 min |
| Jul 29, 6:08 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 52 min |
| Jul 29, 6:14 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 32 min |
| Jul 29, 6:24 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria | 12 min |
| Jul 29, 6:32 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 28 min |
| Jul 29, 6:45 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 45 min |
| Jul 29, 7:00 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 45 min |
| Jul 29, 7:25 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 50 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bucks County40
- Susquehanna County29
- Bradford County24
- Montgomery County21
- Centre County20
- Philadelphia County19
- Wyoming County18
- Allegheny County18
- Westmoreland County18
- Armstrong County18
- Butler County18
- Clarion County18
- Indiana County18
- Luzerne County17
- Clearfield County17
- Clinton County17
- Lancaster County16
- Washington County16
- York County15
- Chester County15
- Delaware County15
- Wayne County15
- Dauphin County15
- Lebanon County15
- Jefferson County15
- Venango County15
- Northampton County14
- Lackawanna County14
- Lycoming County14
- Cumberland County13
- Berks County13
- Beaver County13
- Blair County13
- Lehigh County12
- Monroe County12
- Greene County11
- Huntingdon County11
- Mifflin County11
- Sullivan County10
- Columbia County10
27 more counties
- Cambria County10
- Somerset County10
- Crawford County10
- Union County10
- Bedford County9
- Forest County9
- Snyder County9
- Northumberland County9
- Carbon County8
- Mercer County8
- Perry County8
- Fayette County8
- Juniata County8
- McKean County7
- Pike County7
- Lawrence County7
- Franklin County7
- Potter County7
- Tioga County7
- Schuylkill County7
- Elk County7
- Montour County6
- Erie County6
- Adams County5
- Warren County5
- Cameron County5
- Fulton County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.