Alert archive / Pennsylvania / 2018
Weather alerts in Pennsylvania, August 2018
651 weather alerts in August 2018, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in August 2018. Tap one for its archive.
- Alerts
- 651
- Warnings
- 216
- Watches
- 13
- Advisories
- 203
- Busiest day
- August 13, 201891 alerts
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 |
|---|---|---|---|---|
| Jul 31, 8:50 PM EDT | Areal Flood Advisory | CTP | Bedford, Fulton | 3 hr |
| Jul 31, 8:55 PM EDT | Special Weather Statement | CTP | Fulton | 35 min |
| Aug 1, 4:06 AM EDT | Flash Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 22 more | 3 days |
| Aug 1, 4:16 AM EDT | Flash Flood Watch | PBZ | Fayette, Westmoreland | 63 hr |
| Aug 1, 3:08 PM EDT | Special Weather Statement | CTP | Montour | 52 min |
| Aug 1, 3:15 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Berks, Bradford, Carbon, Columbia and 23 more | 3 hr |
| Aug 1, 3:55 PM EDT | Special Weather Statement | CTP | Sullivan | 35 min |
| Aug 1, 5:02 PM EDT | Special Weather Statement | CTP | Bedford | 43 min |
| Aug 1, 5:20 PM EDT | Special Weather Statement | BGM | Lackawanna | 55 min |
| Aug 1, 5:42 PM EDT | Special Weather Statement | CTP | Huntingdon | 33 min |
| Aug 1, 5:56 PM EDT | Special Weather Statement | CTP | Fulton | 34 min |
| Aug 1, 6:16 PM EDT | Special Weather Statement | BGM | Lackawanna, Wayne | 59 min |
| Aug 1, 6:25 PM EDT | Areal Flood Advisory | CTP | Huntingdon | 3 hr |
| Aug 1, 6:40 PM EDT | Special Weather Statement | CTP | Franklin, Perry | 35 min |
| Aug 1, 7:11 PM EDT | Areal Flood Advisory | CTP | Cumberland, Franklin, Fulton, Perry | 3 hr |
| Aug 1, 8:14 PM EDT | Special Weather Statement | CTP | Dauphin | 31 min |
| Aug 1, 8:59 PM EDT | Special Weather Statement | PHI | Berks | 61 min |
| Aug 1, 9:00 PM EDT | Special Weather Statement | CTP | Dauphin, Lebanon, Schuylkill | 45 min |
| Aug 1, 9:16 PM EDT | Areal Flood Advisory | CTP | Lycoming, Sullivan | 3 hr |
| Aug 1, 9:36 PM EDT | Special Weather Statement | CTP | Schuylkill | 39 min |
| Aug 1, 9:54 PM EDT | Special Weather Statement | PHI | Berks, Carbon, Lehigh | 66 min |
| Aug 1, 9:55 PM EDT | Flash Flood Warning | CTP | Lycoming | 3 hr |
| Aug 1, 10:34 PM EDT | Special Weather Statement | CTP | Lancaster | 41 min |
| Aug 1, 10:40 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 37 min |
| Aug 1, 11:35 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 20 min |
| Aug 2, 3:31 AM EDT | Flash Flood Watch | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 55 hr |
| Aug 2, 3:44 AM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 50 hr |
| Aug 2, 11:46 AM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Chester, Delaware, Lancaster, Lehigh and 4 more | 119 min |
| Aug 2, 12:19 PM EDT | Special Weather Statement | CTP | Lancaster | 56 min |
| Aug 2, 1:16 PM EDT | Areal Flood Advisory | BGM | Pike | 119 min |
| Aug 2, 1:16 PM EDT | Special Weather Statement | CTP | Lancaster | 14 min |
| Aug 2, 1:50 PM EDT | Special Weather Statement | PHI | Lehigh | 25 min |
| Aug 2, 2:19 PM EDT | Special Weather Statement | PHI | Northampton | 41 min |
| Aug 2, 3:10 PM EDT | Areal Flood Advisory | BGM | Pike | 96 min |
| Aug 2, 4:44 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 3 hr |
| Aug 2, 10:31 PM EDT | Areal Flood Advisory | CTP | Bedford, Somerset | 119 min |
| Aug 3, 12:25 AM EDT | Areal Flood Advisory | CTP | Cambria, Somerset | 3 hr |
| Aug 3, 1:52 AM EDT | Areal Flood Advisory | CTP | Centre, Cumberland, Franklin, Fulton, Huntingdon, Juniata and 5 more | 3 hr |
| Aug 3, 3:19 AM EDT | Areal Flood Advisory | CTP | Centre, Clinton, Columbia, Lycoming, Montour, Northumberland and 2 more | 3 hr |
| Aug 3, 4:16 AM EDT | Flash Flood Warning | CTP | Centre, Huntingdon | 3 hr |
| Aug 3, 5:21 AM EDT | Areal Flood Advisory | BGM | Bradford, Susquehanna, Wyoming | 3 hr |
| Aug 3, 6:26 AM EDT | Areal Flood Advisory | CTP | Clinton, Columbia, Lycoming, Montour, Northumberland, Sullivan and 2 more | 3 hr |
| Aug 3, 6:45 AM EDT | Areal Flood Warning | CTP | Centre | 3 hr |
| Aug 3, 7:24 AM EDT | River Flood Warning | CTP | Centre, Clinton | 4 hr |
| Aug 3, 7:32 AM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna, Wyoming | 118 min |
| Aug 3, 8:11 AM EDT | Areal Flood Advisory | CTP | Bedford, Blair, Cambria | 3 hr |
| Aug 3, 8:21 AM EDT | Flash Flood Warning | CTP | Lycoming, Sullivan | 6 hr |
| Aug 3, 9:05 AM EDT | Flash Flood Warning | CTP | Bedford, Blair | 3 hr |
| Aug 3, 9:16 AM EDT | Areal Flood Advisory | CTP | Bedford, Somerset | 3 hr |
| Aug 3, 9:28 AM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna, Wyoming | 3 hr |
| Aug 3, 9:45 AM EDT | Flash Flood Warning | PBZ | Armstrong, Butler, Clarion, Venango | 2 hr |
| Aug 3, 9:46 AM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 119 min |
| Aug 3, 9:49 AM EDT | Flash Flood Warning | CTP | Centre, Huntingdon | 3 hr |
| Aug 3, 11:25 AM EDT | Areal Flood Advisory | CTP | Centre, Clinton, Lycoming | 3 hr |
| Aug 3, 12:24 PM EDT | Areal Flood Advisory | CTP | Lycoming, Northumberland, Snyder, Union | 3 hr |
| Aug 3, 12:30 PM EDT | Areal Flood Advisory | BGM | Bradford, Susquehanna, Wyoming | 3 hr |
| Aug 3, 12:37 PM EDT | Special Weather Statement | PHI | Philadelphia | 38 min |
| Aug 3, 12:43 PM EDT | Areal Flood Warning | CTP | Centre | 3 hr |
| Aug 3, 1:01 PM EDT | Special Weather Statement | PHI | Bucks | 44 min |
| Aug 3, 1:27 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 48 min |
| Aug 3, 1:38 PM EDT | River Flood Warning | CTP | Centre, Clinton | 16 hr |
| Aug 3, 1:43 PM EDT | Areal Flood Advisory | CTP | Lycoming, Tioga | 3 hr |
| Aug 3, 1:57 PM EDT | Special Weather Statement | CTP | Columbia | 33 min |
| Aug 3, 2:05 PM EDT | Special Weather Statement | BGM | Luzerne | 40 min |
| Aug 3, 2:10 PM EDT | Special Weather Statement | BGM | Wyoming | 65 min |
| Aug 3, 2:19 PM EDT | Areal Flood Warning | CTP | Lycoming, Sullivan | 3 hr |
| Aug 3, 2:28 PM EDT | Special Weather Statement | BGM | Wayne | 47 min |
| Aug 3, 2:32 PM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna, Wyoming | 3 hr |
| Aug 3, 2:34 PM EDT | Special Weather Statement | CTP | Union | 26 min |
| Aug 3, 2:45 PM EDT | Areal Flood Advisory | CTP | Clinton | 2 hr |
| Aug 3, 2:52 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 38 min |
| Aug 3, 2:57 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Wayne | 3 hr |
| Aug 3, 3:06 PM EDT | Special Weather Statement | BGM | Susquehanna | 39 min |
| Aug 3, 3:26 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 49 min |
| Aug 3, 3:39 PM EDT | Special Weather Statement | BGM | Susquehanna | 51 min |
| Aug 3, 3:40 PM EDT | Special Weather Statement | CTP | Union | 35 min |
| Aug 3, 3:42 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 63 min |
| Aug 3, 3:43 PM EDT | Special Weather Statement | BGM | Pike | 47 min |
| Aug 3, 3:44 PM EDT | Areal Flood Advisory | CTP | Centre | 3 hr |
| Aug 3, 3:48 PM EDT | Areal Flood Advisory | BGM | Susquehanna | 117 min |
| Aug 3, 4:21 PM EDT | Special Weather Statement | BGM | Lackawanna | 39 min |
| Aug 3, 4:45 PM EDT | Special Weather Statement | PHI | Northampton | 60 min |
| Aug 3, 4:50 PM EDT | Areal Flood Advisory | CTP | Clinton | 3 hr |
| Aug 3, 4:51 PM EDT | Special Weather Statement | BGM | Wayne | 54 min |
| Aug 3, 5:05 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Luzerne, Wyoming | 6 hr |
| Aug 3, 5:05 PM EDT | Areal Flood Advisory | CTP | Columbia, Montour | 115 min |
| Aug 3, 5:31 PM EDT | Areal Flood Warning | BGM | Bradford, Wyoming | 3 hr |
| Aug 3, 5:31 PM EDT | Areal Flood Advisory | CTP | Lycoming, Sullivan | 119 min |
| Aug 3, 5:38 PM EDT | Areal Flood Advisory | PBZ | Fayette | 73 min |
| Aug 3, 5:45 PM EDT | Special Weather Statement | PHI | Delaware, Montgomery, Philadelphia | 60 min |
| Aug 3, 6:13 PM EDT | Areal Flood Advisory | BGM | Wyoming | 8 hr |
| Aug 3, 6:32 PM EDT | Areal Flood Advisory | BGM | Wayne | 5 hr |
| Aug 3, 6:51 PM EDT | River Flood Warning | CTP | Blair, Huntingdon | 9 hr |
| Aug 3, 6:58 PM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 2 hr |
| Aug 3, 7:03 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 117 min |
| Aug 3, 7:37 PM EDT | Areal Flood Advisory | CTP | Lebanon | 113 min |
| Aug 3, 7:37 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh | 4 hr |
| Aug 3, 7:47 PM EDT | Areal Flood Advisory | CTP | Clinton | 118 min |
| Aug 3, 8:08 PM EDT | Flash Flood Warning | CTP | Lancaster, York | 3 hr |
| Aug 3, 8:35 PM EDT | Areal Flood Advisory | PHI | Carbon | 4 hr |
| Aug 3, 8:59 PM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 2 hr |
| Aug 3, 9:03 PM EDT | Flash Flood Warning | PHI | Berks | 8 hr |
| Aug 3, 9:10 PM EDT | Areal Flood Advisory | PHI | Monroe, Northampton | 4 hr |
| Aug 3, 9:33 PM EDT | Areal Flood Advisory | CTP | Lebanon | 117 min |
| Aug 3, 9:49 PM EDT | Areal Flood Advisory | CTP | Clinton | 3 hr |
| Aug 3, 10:07 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 53 min |
| Aug 3, 10:23 PM EDT | Flash Flood Warning | PHI | Lehigh, Northampton | 4 hr |
| Aug 3, 10:30 PM EDT | Areal Flood Advisory | CTP | Adams, Dauphin, Lancaster, Lebanon, York | 60 min |
| Aug 3, 10:57 PM EDT | Flash Flood Warning | CTP | Lancaster, Lebanon, York | 3 hr |
| Aug 3, 10:59 PM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 3 hr |
| Aug 3, 11:24 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh | 6 hr |
| Aug 3, 11:28 PM EDT | Areal Flood Advisory | CTP | Adams, Cumberland, Dauphin, Lebanon, York | 3 hr |
| Aug 4, 12:24 AM EDT | Areal Flood Advisory | PHI | Carbon | 4 hr |
| Aug 4, 12:27 AM EDT | Areal Flood Advisory | CTP | Schuylkill | 2 hr |
| Aug 4, 1:08 AM EDT | Areal Flood Advisory | PHI | Monroe | 4 hr |
| Aug 4, 1:15 AM EDT | Special Weather Statement | PHI | Berks | 30 min |
| Aug 4, 1:36 AM EDT | River Flood Warning | CTP | Lancaster, York | 27 hr |
| Aug 4, 1:47 AM EDT | Special Weather Statement | PHI | Berks, Lehigh | 43 min |
| Aug 4, 1:56 AM EDT | Flash Flood Warning | CTP | Lancaster, Lebanon, York | 5 hr |
| Aug 4, 1:59 AM EDT | Areal Flood Advisory | PHI | Chester | 4 hr |
| Aug 4, 2:22 AM EDT | Areal Flood Warning | PHI | Lehigh, Northampton | 21 hr |
| Aug 4, 2:27 AM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 63 min |
| Aug 4, 2:59 AM EDT | Dense Fog Advisory | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 12 more | 6 hr |
| Aug 4, 3:41 AM EDT | Areal Flood Advisory | BGM | Pike | 3 hr |
| Aug 4, 4:54 AM EDT | Areal Flood Warning | PHI | Berks | 7 hr |
| Aug 4, 5:09 AM EDT | Areal Flood Advisory | PHI | Monroe | 2 hr |
| Aug 4, 5:45 AM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Montgomery | 7 hr |
| Aug 4, 6:44 AM EDT | Areal Flood Warning | CTP | Lancaster, Lebanon, York | 9 hr |
| Aug 4, 6:45 AM EDT | River Flood Warning | PHI | Chester | 4 hr |
| Aug 4, 6:55 AM EDT | Dense Fog Advisory | PBZ | Allegheny, Armstrong, Butler, Clarion, Fayette, Forest and 5 more | 2 hr |
| Aug 4, 6:55 AM EDT | Areal Flood Advisory | PHI | Bucks, Montgomery | 4 hr |
| Aug 4, 8:48 AM EDT | Areal Flood Warning | PHI | Chester, Montgomery | 4 hr |
| Aug 4, 9:20 AM EDT | River Flood Warning | PHI | Montgomery | 3 hr |
| Aug 4, 11:12 AM EDT | River Flood Warning | CTP | Lebanon, Schuylkill | 9 hr |
| Aug 4, 11:55 AM EDT | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 12 hr |
| Aug 4, 3:41 PM EDT | Areal Flood Warning | CTP | Lancaster | 6 hr |
| Aug 4, 4:41 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 34 min |
| Aug 5, 12:49 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver | 12 min |
| Aug 5, 2:18 PM EDT | Flash Flood Warning | PBZ | Allegheny | 117 min |
| Aug 5, 2:37 PM EDT | Heat Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 3 more | 28 hr |
| Aug 5, 2:45 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 45 min |
| Aug 5, 3:05 PM EDT | Heat Advisory | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 27 hr |
| Aug 5, 3:13 PM EDT | Flash Flood Warning | PBZ | Allegheny, Washington | 99 min |
| Aug 5, 3:32 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Westmoreland | 118 min |
| Aug 5, 3:46 PM EDT | Special Weather Statement | PBZ | Westmoreland | 29 min |
| Aug 5, 4:03 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Westmoreland | 27 min |
| Aug 5, 4:33 PM EDT | Flash Flood Warning | PBZ | Allegheny, Armstrong, Butler, Westmoreland | 88 min |
| Aug 5, 4:36 PM EDT | Areal Flood Advisory | PBZ | Westmoreland | 2 hr |
| Aug 5, 5:07 PM EDT | Special Weather Statement | PBZ | Butler | 23 min |
| Aug 5, 7:02 PM EDT | Special Weather Statement | PBZ | Mercer | 28 min |
| Aug 6, 2:12 PM EDT | Special Weather Statement | CTP | Bedford | 33 min |
| Aug 6, 2:36 PM EDT | Areal Flood Advisory | CTP | Bedford | 3 hr |
| Aug 6, 2:42 PM EDT | Areal Flood Advisory | PHI | Delaware, Philadelphia | 36 min |
| Aug 6, 3:12 PM EDT | Mesoscale Discussion | SPC | Crawford, Erie | 3 hr |
| Aug 6, 3:35 PM EDT | Areal Flood Advisory | PHI | Monroe, Northampton | 21 min |
| Aug 6, 3:59 PM EDT | Areal Flood Advisory | CTP | Franklin | 3 hr |
| Aug 6, 4:49 PM EDT | Areal Flood Advisory | CTP | Adams, Cumberland, Franklin, Perry | 3 hr |
| Aug 7, 12:11 PM EDT | Special Weather Statement | BGM | Susquehanna | 34 min |
| Aug 7, 12:19 PM EDT | Heat Advisory | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 6 hr |
| Aug 7, 12:34 PM EDT | Special Weather Statement | CTP | Lycoming | 26 min |
| Aug 7, 12:41 PM EDT | Special Weather Statement | BGM | Wayne | 34 min |
| Aug 7, 12:49 PM EDT | Special Weather Statement | PBZ | Fayette | 41 min |
| Aug 7, 12:58 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 47 min |
| Aug 7, 1:03 PM EDT | Mesoscale Discussion | SPC | Pike, Susquehanna, Wayne | 117 min |
| Aug 7, 1:13 PM EDT | Special Weather Statement | BGM | Wayne | 47 min |
| Aug 7, 1:26 PM EDT | Special Weather Statement | BGM | Pike | 34 min |
| Aug 7, 1:36 PM EDT | Special Weather Statement | BGM | Susquehanna | 39 min |
| Aug 7, 1:38 PM EDT | Special Weather Statement | CTP | Sullivan | 37 min |
| Aug 7, 1:41 PM EDT | Special Weather Statement | BGM | Wayne | 34 min |
| Aug 7, 1:44 PM EDT | Special Weather Statement | BGM | Bradford | 46 min |
| Aug 7, 1:47 PM EDT | Special Weather Statement | CTP | Montour | 43 min |
| Aug 7, 1:52 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland, Union | 53 min |
| Aug 7, 1:53 PM EDT | Areal Flood Advisory | BGM | Pike | 5 hr |
| Aug 7, 1:53 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Susquehanna, Wayne | 52 min |
| Aug 7, 2:00 PM EDT | Special Weather Statement | CTP | Somerset | 30 min |
| Aug 7, 2:15 PM EDT | Special Weather Statement | BGM | Wyoming | 30 min |
| Aug 7, 2:21 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Wyoming | 3 hr |
| Aug 7, 2:24 PM EDT | Areal Flood Advisory | CTP | Somerset | 2 hr |
| Aug 7, 2:30 PM EDT | Special Weather Statement | BGM | Susquehanna | 45 min |
| Aug 7, 2:33 PM EDT | Special Weather Statement | CTP | Sullivan | 42 min |
| Aug 7, 2:34 PM EDT | Areal Flood Advisory | CTP | Montour, Northumberland, Union | 3 hr |
| Aug 7, 2:43 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland | 77 min |
| Aug 7, 2:48 PM EDT | Special Weather Statement | BGM | Lackawanna | 27 min |
| Aug 7, 2:54 PM EDT | Special Weather Statement | CTP | Dauphin | 51 min |
| Aug 7, 2:55 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wyoming | 50 min |
| Aug 7, 3:07 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon, Schuylkill | 13 min |
| Aug 7, 3:26 PM EDT | Special Weather Statement | CTP | Fulton, Huntingdon | 49 min |
| Aug 7, 3:27 PM EDT | Special Weather Statement | BGM | Lackawanna | 33 min |
| Aug 7, 3:31 PM EDT | Heat Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 26 hr |
| Aug 7, 3:36 PM EDT | Areal Flood Advisory | CTP | Snyder | 114 min |
| Aug 7, 3:42 PM EDT | Special Weather Statement | BGM | Pike | 48 min |
| Aug 7, 3:58 PM EDT | Special Weather Statement | CTP | Franklin | 47 min |
| Aug 7, 4:03 PM EDT | Special Weather Statement | CTP | Dauphin | 57 min |
| Aug 7, 4:07 PM EDT | Special Weather Statement | PHI | Monroe | 38 min |
| Aug 7, 4:10 PM EDT | Special Weather Statement | BGM | Susquehanna | 50 min |
| Aug 7, 4:20 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 39 min |
| Aug 7, 4:25 PM EDT | Special Weather Statement | BGM | Pike | 50 min |
| Aug 7, 4:29 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Perry | 31 min |
| Aug 7, 4:44 PM EDT | Special Weather Statement | PHI | Monroe | 61 min |
| Aug 7, 4:48 PM EDT | Special Weather Statement | PHI | Lehigh | 57 min |
| Aug 7, 4:59 PM EDT | Areal Flood Advisory | BGM | Bradford, Wyoming | 2 hr |
| Aug 7, 5:12 PM EDT | Flash Flood Warning | BGM | Bradford, Wyoming | 4 hr |
| Aug 7, 5:32 PM EDT | Special Weather Statement | PHI | Berks | 58 min |
| Aug 7, 5:41 PM EDT | Special Weather Statement | PHI | Lehigh | 49 min |
| Aug 7, 5:46 PM EDT | Special Weather Statement | CTP | Lancaster | 29 min |
| Aug 7, 5:51 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Luzerne, Wyoming | 114 min |
| Aug 7, 6:01 PM EDT | Special Weather Statement | CTP | Lancaster | 14 min |
| Aug 7, 6:14 PM EDT | Areal Flood Advisory | CTP | Lancaster, Lebanon | 3 hr |
| Aug 7, 6:20 PM EDT | Areal Flood Advisory | CTP | Sullivan | 3 hr |
| Aug 7, 6:21 PM EDT | Special Weather Statement | PHI | Lehigh | 54 min |
| Aug 7, 6:25 PM EDT | Special Weather Statement | PHI | Berks | 65 min |
| Aug 7, 6:40 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 35 min |
| Aug 7, 6:58 PM EDT | Flash Flood Warning | CTP | Sullivan | 3 hr |
| Aug 7, 7:11 PM EDT | Areal Flood Advisory | CTP | Lancaster | 2 hr |
| Aug 7, 8:09 PM EDT | Special Weather Statement | BGM | Bradford | 51 min |
| Aug 8, 12:32 PM EDT | Special Weather Statement | BGM | Pike | 28 min |
| Aug 8, 12:55 PM EDT | Areal Flood Advisory | BGM | Pike | 2 hr |
| Aug 8, 1:32 PM EDT | Areal Flood Advisory | BGM | Pike, Wayne | 70 min |
| Aug 8, 2:50 PM EDT | Special Weather Statement | CTP | Lancaster | 25 min |
| Aug 8, 3:02 PM EDT | Special Weather Statement | PHI | Chester | 43 min |
| Aug 8, 3:40 PM EDT | Special Weather Statement | PHI | Chester | 35 min |
| Aug 8, 3:41 PM EDT | Special Weather Statement | CTP | Columbia, Montour | 49 min |
| Aug 8, 3:55 PM EDT | Special Weather Statement | CTP | Dauphin | 50 min |
| Aug 8, 4:56 PM EDT | Areal Flood Advisory | CTP | Columbia, Montour | 3 hr |
| Aug 8, 4:57 PM EDT | Areal Flood Advisory | BGM | Bradford, Susquehanna | 2 hr |
| Aug 8, 5:53 PM EDT | Special Weather Statement | CTP | Sullivan | 37 min |
| Aug 8, 5:55 PM EDT | Areal Flood Advisory | CTP | Sullivan | 3 hr |
| Aug 8, 6:01 PM EDT | Special Weather Statement | CTP | Somerset | 29 min |
| Aug 8, 6:06 PM EDT | Areal Flood Advisory | BGM | Bradford | 114 min |
| Aug 8, 6:20 PM EDT | Flash Flood Warning | BGM | Susquehanna | 5 hr |
| Aug 8, 6:31 PM EDT | Special Weather Statement | CTP | Somerset | 29 min |
| Aug 8, 6:58 PM EDT | Flash Flood Warning | BGM | Susquehanna | 5 hr |
| Aug 8, 7:04 PM EDT | Flash Flood Warning | BGM | Wayne | 4 hr |
| Aug 8, 7:08 PM EDT | Special Weather Statement | CTP | Bedford | 37 min |
| Aug 8, 7:51 PM EDT | Special Weather Statement | CTP | Adams | 39 min |
| Aug 8, 8:01 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin | 36 min |
| Aug 8, 8:36 PM EDT | Areal Flood Advisory | BGM | Wayne | 114 min |
| Aug 8, 8:39 PM EDT | Areal Flood Advisory | CTP | Adams, Franklin | 2 hr |
| Aug 8, 9:27 PM EDT | Special Weather Statement | CTP | Adams | 33 min |
| Aug 8, 11:33 PM EDT | Areal Flood Warning | BGM | Wayne | 2 hr |
| Aug 9, 5:29 PM EDT | Coastal Flood Advisory | PHI | Bucks | 10 hr |
| Aug 10, 2:04 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 5 hr |
| Aug 10, 3:20 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 3 hr |
| Aug 10, 3:37 PM EDT | Special Weather Statement | PBZ | Washington | 23 min |
| Aug 10, 4:37 PM EDT | Flash Flood Warning | PBZ | Washington | 3 hr |
| Aug 10, 4:55 PM EDT | Flash Flood Warning | PBZ | Allegheny, Washington | 77 min |
| Aug 10, 5:10 PM EDT | Coastal Flood Advisory | PHI | Bucks, Delaware, Philadelphia | 11 hr |
| Aug 10, 5:11 PM EDT | Areal Flood Advisory | CTP | Bedford | 3 hr |
| Aug 10, 5:33 PM EDT | Areal Flood Advisory | PBZ | Lawrence | 117 min |
| Aug 10, 5:55 PM EDT | Special Weather Statement | BGM | Luzerne | 50 min |
| Aug 10, 6:23 PM EDT | Special Weather Statement | CTP | Dauphin | 37 min |
| Aug 10, 6:43 PM EDT | Areal Flood Advisory | CTP | Bedford, Franklin, Fulton | 3 hr |
| Aug 10, 7:16 PM EDT | Special Weather Statement | BGM | Susquehanna | 44 min |
| Aug 10, 8:16 PM EDT | Areal Flood Advisory | CTP | Centre, Clinton, Northumberland, Union | 3 hr |
| Aug 11, 2:25 AM EDT | Special Weather Statement | PHI | Berks | 65 min |
| Aug 11, 2:45 AM EDT | Special Weather Statement | CTP | Lebanon | 30 min |
| Aug 11, 3:05 AM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 18 hr |
| Aug 11, 3:24 AM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 20 hr |
| Aug 11, 3:26 AM EDT | Special Weather Statement | PHI | Berks | 64 min |
| Aug 11, 4:17 AM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 11, 4:26 AM EDT | Coastal Flood Advisory | PHI | Bucks, Delaware, Philadelphia | 24 hr |
| Aug 11, 5:17 AM EDT | Special Weather Statement | CTP | Northumberland | 28 min |
| Aug 11, 5:19 AM EDT | Flash Flood Warning | PHI | Berks | 3 hr |
| Aug 11, 5:27 AM EDT | Areal Flood Advisory | PHI | Northampton | 4 hr |
| Aug 11, 5:47 AM EDT | Areal Flood Advisory | CTP | Columbia, Montour, Northumberland | 118 min |
| Aug 11, 6:06 AM EDT | Areal Flood Advisory | PHI | Bucks, Northampton | 6 hr |
| Aug 11, 6:31 AM EDT | Areal Flood Advisory | PHI | Bucks | 7 hr |
| Aug 11, 6:41 AM EDT | Areal Flood Advisory | BGM | Bradford, Susquehanna | 6 hr |
| Aug 11, 7:10 AM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna | 3 hr |
| Aug 11, 7:35 AM EDT | Areal Flood Advisory | BGM | Susquehanna | 3 hr |
| Aug 11, 7:50 AM EDT | Areal Flood Advisory | BGM | Bradford | 3 hr |
| Aug 11, 8:30 AM EDT | Areal Flood Advisory | CTP | Lycoming, Sullivan, Tioga | 3 hr |
| Aug 11, 10:03 AM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna | 3 hr |
| Aug 11, 10:18 AM EDT | Flash Flood Warning | BGM | Bradford | 117 min |
| Aug 11, 10:54 AM EDT | Flash Flood Watch | CTP | Adams, Columbia, Cumberland, Dauphin, Juniata, Lancaster and 11 more | 8 hr |
| Aug 11, 11:23 AM EDT | Areal Flood Advisory | CTP | Columbia, Lycoming, Sullivan | 3 hr |
| Aug 11, 12:14 PM EDT | Areal Flood Advisory | CTP | Columbia, Lycoming, Montour, Northumberland, Snyder, Union | 3 hr |
| Aug 11, 12:16 PM EDT | Special Weather Statement | PHI | Chester | 29 min |
| Aug 11, 12:48 PM EDT | Areal Flood Advisory | PHI | Chester | 3 hr |
| Aug 11, 1:20 PM EDT | Areal Flood Advisory | PHI | Chester, Montgomery | 3 hr |
| Aug 11, 1:33 PM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 4 hr |
| Aug 11, 1:40 PM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Aug 11, 1:48 PM EDT | Flash Flood Warning | PHI | Delaware, Philadelphia | 4 hr |
| Aug 11, 1:51 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 39 min |
| Aug 11, 1:52 PM EDT | Areal Flood Advisory | CTP | Centre, Clinton, Lycoming | 3 hr |
| Aug 11, 2:00 PM EDT | Flash Flood Warning | PHI | Bucks, Lehigh, Northampton | 9 hr |
| Aug 11, 2:14 PM EDT | Flash Flood Warning | PHI | Bucks | 3 hr |
| Aug 11, 2:26 PM EDT | Special Weather Statement | PHI | Bucks, Philadelphia | 34 min |
| Aug 11, 2:42 PM EDT | Special Weather Statement | PHI | Bucks | 33 min |
| Aug 11, 3:06 PM EDT | Flash Flood Warning | PHI | Northampton | 4 hr |
| Aug 11, 3:50 PM EDT | Areal Flood Advisory | PHI | Berks, Montgomery | 115 min |
| Aug 11, 4:19 PM EDT | Areal Flood Advisory | PHI | Chester | 3 hr |
| Aug 11, 4:19 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 29 min |
| Aug 11, 4:47 PM EDT | Special Weather Statement | PHI | Montgomery | 28 min |
| Aug 11, 4:52 PM EDT | Areal Flood Advisory | PHI | Carbon, Lehigh | 2 hr |
| Aug 11, 5:36 PM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Aug 11, 5:58 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery, Philadelphia | 5 hr |
| Aug 11, 6:13 PM EDT | Special Weather Statement | PHI | Chester | 32 min |
| Aug 11, 9:07 PM EDT | Areal Flood Advisory | PBZ | Jefferson | 113 min |
| Aug 11, 10:28 PM EDT | Areal Flood Warning | PHI | Bucks, Lehigh, Northampton | 4 hr |
| Aug 11, 11:34 PM EDT | Areal Flood Advisory | CTP | Clearfield | 56 min |
| Aug 12, 5:28 AM EDT | Coastal Flood Advisory | PHI | Bucks, Delaware, Philadelphia | 24 hr |
| Aug 12, 3:49 PM EDT | Special Weather Statement | CTP | Fulton | 26 min |
| Aug 12, 4:18 PM EDT | Special Weather Statement | BGM | Luzerne | 42 min |
| Aug 12, 5:05 PM EDT | Areal Flood Advisory | CTP | Schuylkill | 115 min |
| Aug 12, 5:09 PM EDT | Special Weather Statement | CTP | Schuylkill | 36 min |
| Aug 12, 5:34 PM EDT | Special Weather Statement | CTP | Somerset | 26 min |
| Aug 12, 5:46 PM EDT | Flash Flood Warning | CTP | Schuylkill | 3 hr |
| Aug 12, 5:52 PM EDT | Areal Flood Advisory | CTP | Bedford | 113 min |
| Aug 12, 6:03 PM EDT | Areal Flood Advisory | CTP | Somerset | 117 min |
| Aug 12, 6:06 PM EDT | Special Weather Statement | CTP | Schuylkill | 24 min |
| Aug 12, 6:09 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 20 min |
| Aug 12, 6:38 PM EDT | Special Weather Statement | CTP | Somerset | 37 min |
| Aug 12, 7:53 PM EDT | Areal Flood Advisory | CTP | Lycoming | 2 hr |
| Aug 12, 9:58 PM EDT | Areal Flood Advisory | CTP | Schuylkill | 3 hr |
| Aug 12, 10:08 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 24 hr |
| Aug 13, 1:46 AM EDT | Flash Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clinton and 21 more | 43 hr |
| Aug 13, 1:53 AM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Aug 13, 2:20 AM EDT | Areal Flood Advisory | CTP | Lycoming, Montour, Northumberland, Union | 3 hr |
| Aug 13, 2:24 AM EDT | Areal Flood Advisory | CTP | Dauphin, Lancaster, Lebanon, Schuylkill, York | 4 hr |
| Aug 13, 3:15 AM EDT | Flash Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 45 hr |
| Aug 13, 4:03 AM EDT | Flash Flood Warning | CTP | Lancaster | 3 hr |
| Aug 13, 4:17 AM EDT | Flash Flood Warning | CTP | Columbia, Lycoming, Montour, Northumberland, Union | 9 hr |
| Aug 13, 4:26 AM EDT | Flash Flood Warning | CTP | Dauphin, Lebanon, Schuylkill | 6 hr |
| Aug 13, 4:42 AM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 13, 5:12 AM EDT | Areal Flood Advisory | PHI | Chester | 103 min |
| Aug 13, 5:47 AM EDT | Areal Flood Advisory | CTP | Sullivan | 3 hr |
| Aug 13, 6:05 AM EDT | Flash Flood Warning | CTP | Sullivan | 6 hr |
| Aug 13, 6:24 AM EDT | Areal Flood Advisory | PHI | Berks, Chester, Delaware, Montgomery | 4 hr |
| Aug 13, 6:31 AM EDT | Flash Flood Warning | CTP | Columbia | 6 hr |
| Aug 13, 6:34 AM EDT | Areal Flood Advisory | CTP | Cumberland | 3 hr |
| Aug 13, 6:38 AM EDT | Areal Flood Advisory | CTP | Dauphin, Lancaster, Lebanon, Schuylkill, York | 3 hr |
| Aug 13, 6:47 AM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Aug 13, 6:49 AM EDT | Areal Flood Advisory | BGM | Wyoming | 3 hr |
| Aug 13, 6:50 AM EDT | Flash Flood Warning | PHI | Berks, Chester, Delaware, Montgomery | 6 hr |
| Aug 13, 7:04 AM EDT | Flash Flood Warning | CTP | Columbia, Lycoming | 6 hr |
| Aug 13, 7:21 AM EDT | Areal Flood Advisory | BGM | Bradford | 114 min |
| Aug 13, 7:22 AM EDT | River Flood Warning | CTP | Lebanon, Schuylkill | 32 hr |
| Aug 13, 7:55 AM EDT | Areal Flood Advisory | BGM | Luzerne | 4 hr |
| Aug 13, 8:03 AM EDT | Areal Flood Advisory | PHI | Delaware, Montgomery, Philadelphia | 4 hr |
| Aug 13, 8:12 AM EDT | Areal Flood Advisory | CTP | Schuylkill | 3 hr |
| Aug 13, 8:14 AM EDT | Flash Flood Warning | BGM | Bradford | 9 hr |
| Aug 13, 8:43 AM EDT | Flash Flood Warning | PHI | Bucks, Delaware, Lehigh, Montgomery, Northampton, Philadelphia | 4 hr |
| Aug 13, 9:16 AM EDT | River Flood Warning | CTP | Dauphin, Lebanon | 37 hr |
| Aug 13, 9:21 AM EDT | River Flood Warning | PHI | Chester | 10 hr |
| Aug 13, 9:47 AM EDT | Areal Flood Advisory | BGM | Wyoming | 3 hr |
| Aug 13, 10:01 AM EDT | Areal Flood Advisory | CTP | Lycoming, Sullivan | 4 hr |
| Aug 13, 10:39 AM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 6 hr |
| Aug 13, 10:40 AM EDT | Areal Flood Advisory | PHI | Carbon, Monroe, Northampton | 42 min |
| Aug 13, 11:04 AM EDT | Areal Flood Advisory | BGM | Bradford | 3 hr |
| Aug 13, 11:05 AM EDT | River Flood Warning | PHI | Chester, Delaware | 30 hr |
| Aug 13, 11:10 AM EDT | Areal Flood Advisory | CTP | Somerset | 3 hr |
| Aug 13, 11:16 AM EDT | Flash Flood Warning | BGM | Bradford | 6 hr |
| Aug 13, 11:21 AM EDT | Areal Flood Warning | PHI | Carbon, Monroe, Northampton | 4 hr |
| Aug 13, 11:23 AM EDT | Flash Flood Warning | CTP | Lycoming, Sullivan | 3 hr |
| Aug 13, 11:58 AM EDT | Areal Flood Warning | CTP | Sullivan | 6 hr |
| Aug 13, 12:03 PM EDT | Areal Flood Advisory | CTP | Cambria | 3 hr |
| Aug 13, 12:04 PM EDT | Special Weather Statement | PBZ | Armstrong | 26 min |
| Aug 13, 12:05 PM EDT | Areal Flood Advisory | CTP | Somerset | 3 hr |
| Aug 13, 12:14 PM EDT | River Flood Warning | PHI | Berks, Montgomery | 23 hr |
| Aug 13, 12:14 PM EDT | River Flood Warning | PHI | Montgomery | 28 hr |
| Aug 13, 12:14 PM EDT | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 52 hr |
| Aug 13, 12:20 PM EDT | Flash Flood Warning | PBZ | Armstrong | 87 min |
| Aug 13, 12:37 PM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 1 more | 18 hr |
| Aug 13, 12:39 PM EDT | River Flood Warning | BGM | Bradford | 11 hr |
| Aug 13, 12:51 PM EDT | Areal Flood Warning | CTP | Columbia, Lycoming, Montour | 6 hr |
| Aug 13, 12:51 PM EDT | Special Weather Statement | PBZ | Allegheny | 24 min |
| Aug 13, 1:05 PM EDT | Areal Flood Advisory | CTP | Bedford, Franklin, Fulton, Somerset | 3 hr |
| Aug 13, 1:08 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 22 min |
| Aug 13, 1:13 PM EDT | Flash Flood Warning | PBZ | Allegheny | 2 hr |
| Aug 13, 1:23 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 37 min |
| Aug 13, 1:27 PM EDT | Flash Flood Warning | BGM | Bradford | 4 hr |
| Aug 13, 1:30 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 30 min |
| Aug 13, 1:40 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 13 min |
| Aug 13, 1:48 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 27 min |
| Aug 13, 1:57 PM EDT | Mesoscale Discussion | SPC | Allegheny, Bedford, Fayette, Greene, Somerset, Westmoreland | 3 hr |
| Aug 13, 2:05 PM EDT | Areal Flood Advisory | PBZ | Armstrong, Indiana, Jefferson | 115 min |
| Aug 13, 2:11 PM EDT | Special Weather Statement | PBZ | Fayette | 34 min |
| Aug 13, 2:13 PM EDT | Special Weather Statement | PBZ | Washington | 32 min |
| Aug 13, 2:19 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene, Washington | 26 min |
| Aug 13, 2:43 PM EDT | Special Weather Statement | PBZ | Washington | 32 min |
| Aug 13, 2:49 PM EDT | Special Weather Statement | PBZ | Fayette | 26 min |
| Aug 13, 3:07 PM EDT | River Flood Warning | PHI | Montgomery | 6 hr |
| Aug 13, 3:12 PM EDT | Special Weather Statement | PBZ | Greene | 33 min |
| Aug 13, 3:15 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 30 min |
| Aug 13, 3:33 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 27 min |
| Aug 13, 3:37 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 23 min |
| Aug 13, 4:03 PM EDT | Special Weather Statement | CTP | Cambria | 27 min |
| Aug 13, 4:32 PM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 3 hr |
| Aug 13, 4:49 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Luzerne, Susquehanna, Wayne, Wyoming | 3 hr |
| Aug 13, 4:57 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe, Northampton | 3 hr |
| Aug 13, 5:09 PM EDT | River Flood Warning | PHI | Montgomery, Philadelphia | 31 hr |
| Aug 13, 5:19 PM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 6 hr |
| Aug 13, 5:19 PM EDT | Areal Flood Advisory | CTP | Centre, Clearfield, Huntingdon | 3 hr |
| Aug 13, 5:20 PM EDT | Flash Flood Warning | BGM | Bradford | 4 hr |
| Aug 13, 5:53 PM EDT | Areal Flood Advisory | CTP | Cumberland, Franklin, Fulton, Huntingdon, Perry | 3 hr |
| Aug 13, 5:56 PM EDT | Flash Flood Warning | BGM | Lackawanna, Luzerne, Wayne, Wyoming | 7 hr |
| Aug 13, 6:08 PM EDT | Flash Flood Warning | BGM | Lackawanna, Susquehanna, Wyoming | 7 hr |
| Aug 13, 6:15 PM EDT | Areal Flood Warning | CTP | Sullivan | 12 hr |
| Aug 13, 6:45 PM EDT | Areal Flood Warning | CTP | Columbia, Lycoming, Montour | 12 hr |
| Aug 13, 7:17 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 58 min |
| Aug 13, 7:27 PM EDT | Areal Flood Warning | PHI | Carbon, Northampton | 7 hr |
| Aug 13, 7:29 PM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 3 hr |
| Aug 13, 7:33 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Wayne | 3 hr |
| Aug 13, 7:42 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 48 min |
| Aug 13, 8:13 PM EDT | River Flood Warning | BGM | Lackawanna | 24 hr |
| Aug 13, 8:13 PM EDT | Special Weather Statement | PHI | Montgomery | 32 min |
| Aug 13, 8:16 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Aug 13, 8:22 PM EDT | Areal Flood Advisory | CTP | Juniata, Perry | 113 min |
| Aug 13, 8:51 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 54 min |
| Aug 13, 9:00 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 60 min |
| Aug 13, 9:16 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 44 min |
| Aug 13, 9:39 PM EDT | River Flood Warning | BGM | Susquehanna | 44 hr |
| Aug 13, 9:40 PM EDT | River Flood Warning | BGM | Wyoming | 41 hr |
| Aug 13, 10:22 PM EDT | Areal Flood Warning | CTP | Columbia, Schuylkill | 9 hr |
| Aug 13, 10:32 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Pike, Wayne | 3 hr |
| Aug 14, 3:03 AM EDT | Areal Flood Advisory | CTP | Cambria | 117 min |
| Aug 14, 3:57 AM EDT | River Flood Warning | CTP | Dauphin | 66 hr |
| Aug 14, 4:20 AM EDT | Areal Flood Advisory | CTP | Blair | 115 min |
| Aug 14, 5:46 AM EDT | Areal Flood Advisory | CTP | Centre, Huntingdon, Mifflin | 3 hr |
| Aug 14, 6:15 AM EDT | Flash Flood Warning | BGM | Bradford | 9 hr |
| Aug 14, 6:19 AM EDT | Areal Flood Warning | CTP | Sullivan | 3 hr |
| Aug 14, 6:41 AM EDT | Flash Flood Warning | CTP | Lycoming, Sullivan | 3 hr |
| Aug 14, 6:50 AM EDT | Flash Flood Warning | BGM | Wyoming | 3 hr |
| Aug 14, 7:18 AM EDT | Flash Flood Warning | BGM | Susquehanna | 9 hr |
| Aug 14, 7:45 AM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna | 8 hr |
| Aug 14, 8:04 AM EDT | River Flood Warning | BGM | Bradford | 6 hr |
| Aug 14, 8:08 AM EDT | Areal Flood Advisory | CTP | Centre, Clinton, Lycoming, Northumberland, Union | 3 hr |
| Aug 14, 9:01 AM EDT | Flash Flood Warning | BGM | Susquehanna | 6 hr |
| Aug 14, 9:27 AM EDT | Flash Flood Warning | BGM | Susquehanna, Wayne | 6 hr |
| Aug 14, 9:36 AM EDT | Flash Flood Warning | BGM | Bradford | 6 hr |
| Aug 14, 9:42 AM EDT | Areal Flood Warning | CTP | Sullivan | 9 hr |
| Aug 14, 9:43 AM EDT | Flash Flood Warning | BGM | Wyoming | 6 hr |
| Aug 14, 9:47 AM EDT | River Flood Warning | CTP | Columbia | 55 hr |
| Aug 14, 9:47 AM EDT | River Flood Warning | CTP | Columbia, Montour, Northumberland, Union | 56 hr |
| Aug 14, 12:50 PM EDT | Areal Flood Advisory | PHI | Bucks, Lehigh, Northampton | 4 hr |
| Aug 14, 1:59 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Luzerne, Wyoming | 4 hr |
| Aug 14, 2:11 PM EDT | Areal Flood Advisory | CTP | Columbia, Lycoming, Montour, Northumberland, Schuylkill, Tioga | 3 hr |
| Aug 14, 3:21 PM EDT | River Flood Warning | CTP | Lycoming, Sullivan | 111 min |
| Aug 14, 3:22 PM EDT | River Flood Warning | BGM | Bradford | 31 hr |
| Aug 14, 3:22 PM EDT | River Flood Warning | BGM | Bradford | 29 hr |
| Aug 14, 3:22 PM EDT | River Flood Warning | BGM | Wyoming | 32 hr |
| Aug 14, 3:22 PM EDT | River Flood Warning | BGM | Luzerne | 44 hr |
| Aug 14, 3:22 PM EDT | Special Weather Statement | PHI | Lehigh | 53 min |
| Aug 14, 3:39 PM EDT | Areal Flood Warning | BGM | Bradford, Susquehanna, Wyoming | 6 hr |
| Aug 14, 3:58 PM EDT | Special Weather Statement | PHI | Montgomery | 47 min |
| Aug 14, 7:49 PM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna | 5 hr |
| Aug 14, 8:18 PM EDT | Flash Flood Warning | BGM | Bradford, Susquehanna, Wyoming | 4 hr |
| Aug 14, 9:00 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Luzerne | 3 hr |
| Aug 15, 12:43 AM EDT | Areal Flood Advisory | BGM | Bradford, Susquehanna | 2 hr |
| Aug 16, 2:53 PM EDT | Special Weather Statement | PBZ | Allegheny | 37 min |
| Aug 16, 3:20 PM EDT | Special Weather Statement | PBZ | Allegheny | 25 min |
| Aug 16, 3:24 PM EDT | Special Weather Statement | PBZ | Greene | 36 min |
| Aug 16, 3:39 PM EDT | Special Weather Statement | PBZ | Allegheny | 36 min |
| Aug 16, 3:48 PM EDT | Special Weather Statement | PBZ | Armstrong | 27 min |
| Aug 16, 4:03 PM EDT | Special Weather Statement | PBZ | Fayette | 27 min |
| Aug 16, 4:38 PM EDT | Special Weather Statement | PBZ | Westmoreland | 37 min |
| Aug 16, 4:40 PM EDT | Special Weather Statement | PBZ | Westmoreland | 35 min |
| Aug 16, 4:41 PM EDT | Special Weather Statement | PBZ | Fayette | 34 min |
| Aug 16, 4:46 PM EDT | Special Weather Statement | PBZ | Westmoreland | 29 min |
| Aug 16, 4:51 PM EDT | Special Weather Statement | PBZ | Jefferson | 24 min |
| Aug 16, 5:07 PM EDT | Special Weather Statement | PBZ | Indiana | 38 min |
| Aug 16, 5:09 PM EDT | Special Weather Statement | PBZ | Westmoreland | 36 min |
| Aug 16, 5:20 PM EDT | Special Weather Statement | PBZ | Jefferson | 25 min |
| Aug 16, 5:21 PM EDT | Special Weather Statement | CTP | Clearfield | 39 min |
| Aug 16, 5:30 PM EDT | Areal Flood Advisory | BGM | Bradford | 2 hr |
| Aug 16, 5:40 PM EDT | Special Weather Statement | CTP | Somerset | 35 min |
| Aug 16, 5:47 PM EDT | Special Weather Statement | PBZ | Westmoreland | 13 min |
| Aug 16, 6:19 PM EDT | Special Weather Statement | CTP | Cambria | 26 min |
| Aug 16, 7:25 PM EDT | Special Weather Statement | CTP | Clinton | 35 min |
| Aug 16, 7:53 PM EDT | Special Weather Statement | CTP | Mifflin | 37 min |
| Aug 16, 7:59 PM EDT | Special Weather Statement | CTP | Clinton | 31 min |
| Aug 16, 8:24 PM EDT | Special Weather Statement | CTP | Centre | 21 min |
| Aug 16, 8:43 PM EDT | Special Weather Statement | CTP | Centre | 32 min |
| Aug 16, 8:52 PM EDT | Special Weather Statement | CTP | Fulton | 23 min |
| Aug 17, 6:22 AM EDT | Special Weather Statement | CTP | Columbia, Montour, Northumberland, Snyder, Sullivan, Union | 53 min |
| Aug 17, 2:21 PM EDT | Special Weather Statement | PHI | Lehigh | 24 min |
| Aug 17, 2:42 PM EDT | Mesoscale Discussion | SPC | Bradford, Carbon, Columbia, Dauphin, Juniata, Lackawanna and 15 more | 3 hr |
| Aug 17, 3:34 PM EDT | Special Weather Statement | BGM | Susquehanna | 41 min |
| Aug 17, 3:35 PM EDT | Special Weather Statement | CTP | Franklin | 25 min |
| Aug 17, 3:44 PM EDT | Severe Thunderstorm Watch | SPC | Berks, Bradford, Carbon, Columbia, Lackawanna, Lehigh and 14 more | 7 hr |
| Aug 17, 3:46 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin | 59 min |
| Aug 17, 3:49 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 41 min |
| Aug 17, 4:08 PM EDT | Special Weather Statement | CTP | Clinton | 52 min |
| Aug 17, 4:09 PM EDT | Special Weather Statement | CTP | Perry | 36 min |
| Aug 17, 4:24 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 43 min |
| Aug 17, 4:29 PM EDT | Special Weather Statement | PHI | Berks | 46 min |
| Aug 17, 4:47 PM EDT | Special Weather Statement | CTP | Dauphin | 43 min |
| Aug 17, 5:06 PM EDT | Special Weather Statement | CTP | York | 24 min |
| Aug 17, 5:07 PM EDT | Special Weather Statement | PHI | Berks, Lehigh | 53 min |
| Aug 17, 5:09 PM EDT | Areal Flood Advisory | BGM | Bradford | 2 hr |
| Aug 17, 5:12 PM EDT | Special Weather Statement | PHI | Berks | 33 min |
| Aug 17, 5:21 PM EDT | Areal Flood Advisory | CTP | Dauphin | 114 min |
| Aug 17, 5:31 PM EDT | Areal Flood Advisory | CTP | Franklin, Fulton | 119 min |
| Aug 17, 5:36 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 39 min |
| Aug 17, 5:37 PM EDT | Special Weather Statement | CTP | York | 23 min |
| Aug 17, 5:49 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, Lancaster, York | 3 hr |
| Aug 17, 5:59 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 31 min |
| Aug 17, 6:00 PM EDT | Special Weather Statement | CTP | Lebanon | 45 min |
| Aug 17, 6:00 PM EDT | Special Weather Statement | PHI | Carbon | 30 min |
| Aug 17, 6:16 PM EDT | Areal Flood Advisory | BGM | Susquehanna | 119 min |
| Aug 17, 6:18 PM EDT | Special Weather Statement | PHI | Berks | 27 min |
| Aug 17, 6:19 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 41 min |
| Aug 17, 6:22 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, Schuylkill | 53 min |
| Aug 17, 6:22 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 38 min |
| Aug 17, 6:23 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 52 min |
| Aug 17, 6:40 PM EDT | Flash Flood Warning | PHI | Berks | 2 hr |
| Aug 17, 7:09 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more | 51 min |
| Aug 17, 7:15 PM EDT | Special Weather Statement | PHI | Pike | 15 min |
| Aug 17, 7:23 PM EDT | Special Weather Statement | CTP | Schuylkill | 22 min |
| Aug 17, 7:31 PM EDT | Mesoscale Discussion | SPC | Bucks, Delaware, Montgomery, Philadelphia | 89 min |
| Aug 17, 7:34 PM EDT | Special Weather Statement | PHI | Carbon | 26 min |
| Aug 17, 7:39 PM EDT | Special Weather Statement | PHI | Monroe | 51 min |
| Aug 17, 7:42 PM EDT | Special Weather Statement | PHI | Bucks, Northampton | 33 min |
| Aug 17, 8:04 PM EDT | Special Weather Statement | PHI | Monroe | 41 min |
| Aug 17, 8:17 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 43 min |
| Aug 17, 8:54 PM EDT | Special Weather Statement | PHI | Carbon, Monroe | 36 min |
| Aug 17, 10:59 PM EDT | Areal Flood Advisory | PHI | Bucks | 75 min |
| Aug 17, 11:39 PM EDT | Special Weather Statement | CTP | Lancaster | 66 min |
| Aug 18, 12:52 AM EDT | Areal Flood Advisory | CTP | Lancaster, York | 3 hr |
| Aug 18, 12:56 AM EDT | Areal Flood Advisory | PHI | Chester, Delaware | 4 hr |
| Aug 18, 1:13 AM EDT | Special Weather Statement | CTP | Warren | 77 min |
| Aug 18, 3:16 AM EDT | Flash Flood Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 20 hr |
| Aug 18, 3:20 PM EDT | Special Weather Statement | PHI | Chester | 40 min |
| Aug 18, 4:33 PM EDT | Special Weather Statement | PHI | Delaware | 42 min |
| Aug 18, 4:54 PM EDT | Special Weather Statement | PHI | Philadelphia | 21 min |
| Aug 18, 5:01 PM EDT | Areal Flood Advisory | PBZ | Fayette | 3 hr |
| Aug 19, 10:00 AM EDT | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery, Philadelphia | 110 min |
| Aug 19, 2:05 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware | 8 hr |
| Aug 21, 12:45 PM EDT | Mesoscale Discussion | SPC | Fayette, Greene, Washington, Westmoreland | 3 hr |
| Aug 21, 1:42 PM EDT | Special Weather Statement | PBZ | Westmoreland | 33 min |
| Aug 21, 1:52 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 38 min |
| Aug 21, 2:04 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 56 min |
| Aug 21, 2:13 PM EDT | Special Weather Statement | PBZ | Armstrong | 32 min |
| Aug 21, 2:16 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 59 min |
| Aug 21, 2:16 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Bedford, Blair, Cambria, Clarion and 7 more | 119 min |
| Aug 21, 2:22 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 53 min |
| Aug 21, 2:35 PM EDT | Tornado Warning | PBZ | Armstrong, Clarion, Jefferson | 25 min |
| Aug 21, 2:41 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Armstrong, Bedford, Blair, Cambria, Centre and 16 more | 7 hr |
| Aug 21, 2:55 PM EDT | Tornado Warning | CTP | Bedford, Somerset | 50 min |
| Aug 21, 3:11 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 34 min |
| Aug 21, 3:12 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Fulton, Somerset | 63 min |
| Aug 21, 3:30 PM EDT | Areal Flood Advisory | PBZ | Jefferson | 3 hr |
| Aug 21, 3:37 PM EDT | Special Weather Statement | CTP | Elk | 23 min |
| Aug 21, 3:42 PM EDT | Areal Flood Advisory | PBZ | Jefferson | 3 hr |
| Aug 21, 3:47 PM EDT | Special Weather Statement | CTP | Bedford | 28 min |
| Aug 21, 4:04 PM EDT | Special Weather Statement | CTP | Cameron, Elk | 41 min |
| Aug 21, 4:04 PM EDT | Special Weather Statement | PBZ | Jefferson | 26 min |
| Aug 21, 4:15 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Franklin, Fulton, Huntingdon | 45 min |
| Aug 21, 4:16 PM EDT | Beach Hazards Statement | CLE | Erie | 36 hr |
| Aug 21, 4:48 PM EDT | Special Weather Statement | CTP | Elk | 27 min |
| Aug 21, 4:56 PM EDT | Mesoscale Discussion | SPC | Adams, Armstrong, Bedford, Blair, Cambria, Centre and 16 more | 2 hr |
| Aug 21, 5:01 PM EDT | Special Weather Statement | CTP | Franklin | 44 min |
| Aug 21, 5:14 PM EDT | Special Weather Statement | CTP | Warren | 46 min |
| Aug 21, 5:29 PM EDT | Special Weather Statement | PBZ | Butler | 31 min |
| Aug 21, 5:36 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 54 min |
| Aug 21, 5:54 PM EDT | Special Weather Statement | CLE | Crawford | 66 min |
| Aug 21, 6:38 PM EDT | Special Weather Statement | CTP | Warren | 37 min |
| Aug 21, 6:40 PM EDT | Special Weather Statement | CTP | Potter | 35 min |
| Aug 21, 6:41 PM EDT | Special Weather Statement | CTP | Adams | 34 min |
| Aug 21, 7:06 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Chester, Cumberland, Dauphin, Franklin and 5 more | 84 min |
| Aug 21, 7:13 PM EDT | Flash Flood Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 3 hr |
| Aug 21, 7:24 PM EDT | Special Weather Statement | CTP | Adams | 36 min |
| Aug 21, 7:24 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 66 min |
| Aug 21, 8:02 PM EDT | Tornado Warning | PBZ | Jefferson | 28 min |
| Aug 21, 8:08 PM EDT | Special Weather Statement | CTP | Adams, York | 52 min |
| Aug 21, 8:29 PM EDT | Areal Flood Advisory | CTP | Adams, York | 61 min |
| Aug 21, 8:53 PM EDT | Areal Flood Advisory | PHI | Berks, Chester, Montgomery | 5 hr |
| Aug 21, 9:07 PM EDT | Areal Flood Advisory | CTP | Lebanon | 53 min |
| Aug 21, 9:30 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 60 min |
| Aug 21, 10:02 PM EDT | Areal Flood Advisory | CTP | Lancaster, Lebanon | 58 min |
| Aug 21, 10:16 PM EDT | Flash Flood Warning | PHI | Berks, Chester, Montgomery | 7 hr |
| Aug 21, 10:26 PM EDT | Flash Flood Warning | CTP | Lancaster, York | 3 hr |
| Aug 21, 10:37 PM EDT | Areal Flood Advisory | PBZ | Jefferson | 2 hr |
| Aug 21, 10:46 PM EDT | Areal Flood Advisory | PHI | Bucks, Lehigh, Northampton | 4 hr |
| Aug 21, 11:08 PM EDT | Flash Flood Warning | PHI | Bucks, Lehigh, Northampton | 4 hr |
| Aug 21, 11:18 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Aug 21, 11:47 PM EDT | Areal Flood Advisory | PHI | Northampton | 4 hr |
| Aug 22, 1:14 AM EDT | Areal Flood Advisory | PHI | Monroe | 4 hr |
| Aug 22, 1:28 AM EDT | Areal Flood Warning | CTP | Lancaster | 3 hr |
| Aug 22, 2:54 AM EDT | Areal Flood Warning | PHI | Bucks, Lehigh, Northampton | 8 hr |
| Aug 22, 4:14 AM EDT | Areal Flood Warning | CTP | Lancaster | 3 hr |
| Aug 22, 4:36 AM EDT | River Flood Warning | PHI | Montgomery | 6 hr |
| Aug 22, 5:14 AM EDT | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 4 hr |
| Aug 22, 7:17 AM EDT | Areal Flood Warning | CTP | Lancaster | 3 hr |
| Aug 22, 8:50 AM EDT | River Flood Warning | CTP | Lancaster, York | 10 hr |
| Aug 22, 10:04 AM EDT | River Flood Warning | PHI | Chester, Montgomery, Philadelphia | 5 hr |
| Aug 22, 4:46 PM EDT | Special Weather Statement | BGM | Luzerne | 14 min |
| Aug 27, 2:58 AM EDT | Heat Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 65 hr |
| Aug 27, 3:44 AM EDT | Heat Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 64 hr |
| Aug 27, 4:25 AM EDT | Heat Advisory | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Juniata and 10 more | 64 hr |
| Aug 27, 7:34 AM EDT | Special Weather Statement | CTP | Warren | 71 min |
| Aug 27, 9:44 AM EDT | Special Weather Statement | CTP | Clearfield | 76 min |
| Aug 27, 4:57 PM EDT | Special Weather Statement | CTP | Franklin | 33 min |
| Aug 29, 2:55 PM EDT | Mesoscale Discussion | SPC | Beaver, Crawford, Lawrence, Mercer, Venango | 3 hr |
| Aug 29, 3:11 PM EDT | Beach Hazards Statement | CLE | Erie | 19 hr |
| Aug 29, 4:35 PM EDT | Special Weather Statement | PBZ | Mercer | 25 min |
| Aug 29, 4:47 PM EDT | Special Weather Statement | CLE | Crawford | 88 min |
| Aug 29, 4:59 PM EDT | Special Weather Statement | PBZ | Mercer | 31 min |
| Aug 29, 5:09 PM EDT | Special Weather Statement | CTP | Warren | 36 min |
| Aug 29, 5:18 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 42 min |
| Aug 29, 5:24 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 51 min |
| Aug 29, 5:51 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 24 min |
| Aug 29, 6:02 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Venango | 43 min |
| Aug 29, 6:09 PM EDT | Special Weather Statement | CTP | McKean | 36 min |
| Aug 29, 6:23 PM EDT | Special Weather Statement | CTP | Warren | 37 min |
| Aug 29, 6:31 PM EDT | Tornado Warning | CTP | McKean | 29 min |
| Aug 29, 6:40 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 35 min |
| Aug 29, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 77 min |
| Aug 29, 6:52 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 53 min |
| Aug 29, 6:52 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Butler | 53 min |
| Aug 29, 6:58 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 17 min |
| Aug 29, 7:16 PM EDT | Special Weather Statement | PBZ | Jefferson | 29 min |
| Aug 29, 7:26 PM EDT | Special Weather Statement | CTP | Potter | 34 min |
| Aug 29, 7:39 PM EDT | Special Weather Statement | CTP | Elk | 36 min |
| Aug 29, 7:40 PM EDT | Special Weather Statement | PBZ | Armstrong | 35 min |
| Aug 29, 7:51 PM EDT | Special Weather Statement | CTP | Potter | 39 min |
| Aug 29, 8:10 PM EDT | Special Weather Statement | PBZ | Indiana | 35 min |
| Aug 29, 8:51 PM EDT | Special Weather Statement | CTP | Tioga | 54 min |
| Aug 29, 10:29 PM EDT | Flash Flood Warning | PBZ | Fayette | 3 hr |
| Aug 29, 11:29 PM EDT | Special Weather Statement | CTP | Bedford, Fulton | 61 min |
| Aug 31, 6:29 AM EDT | Areal Flood Advisory | CTP | Blair | 3 hr |
| Aug 31, 6:47 AM EDT | Areal Flood Advisory | CTP | Centre, Huntingdon, Mifflin | 3 hr |
| Aug 31, 6:52 AM EDT | Areal Flood Advisory | PHI | Philadelphia | 4 hr |
| Aug 31, 7:55 AM EDT | Areal Flood Advisory | PHI | Delaware | 3 hr |
| Aug 31, 9:41 AM EDT | Areal Flood Advisory | CTP | Lebanon | 2 hr |
| Aug 31, 9:58 AM EDT | Flash Flood Warning | CTP | Lebanon | 3 hr |
| Aug 31, 10:09 AM EDT | Flash Flood Warning | PHI | Berks | 7 hr |
| Aug 31, 10:14 AM EDT | Areal Flood Advisory | PHI | Chester | 3 hr |
| Aug 31, 10:44 AM EDT | Areal Flood Advisory | CTP | Schuylkill | 2 hr |
| Aug 31, 12:11 PM EDT | Areal Flood Advisory | CTP | Lancaster, Lebanon | 3 hr |
| Aug 31, 1:02 PM EDT | Areal Flood Warning | CTP | Lebanon | 118 min |
| Aug 31, 1:22 PM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Aug 31, 1:31 PM EDT | Flash Flood Warning | CTP | Lancaster | 9 hr |
| Aug 31, 1:54 PM EDT | Areal Flood Advisory | PHI | Berks, Chester, Lehigh, Montgomery | 4 hr |
| Aug 31, 2:19 PM EDT | Areal Flood Advisory | CTP | York | 3 hr |
| Aug 31, 2:55 PM EDT | Flash Flood Warning | CTP | York | 3 hr |
| Aug 31, 3:06 PM EDT | River Flood Warning | CTP | Lebanon, Schuylkill | 14 hr |
| Aug 31, 3:26 PM EDT | Areal Flood Advisory | CTP | Schuylkill | 3 hr |
| Aug 31, 3:35 PM EDT | Areal Flood Advisory | CTP | Lebanon | 115 min |
| Aug 31, 3:35 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 3 hr |
| Aug 31, 3:59 PM EDT | Flash Flood Warning | PHI | Berks, Chester | 4 hr |
| Aug 31, 4:09 PM EDT | Areal Flood Advisory | CTP | Adams, Cumberland | 3 hr |
| Aug 31, 4:38 PM EDT | Flash Flood Warning | CTP | Lancaster, York | 3 hr |
| Aug 31, 4:44 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland | 3 hr |
| Aug 31, 5:08 PM EDT | Flash Flood Warning | CTP | York | 3 hr |
| Aug 31, 5:13 PM EDT | Areal Flood Warning | PHI | Berks | 7 hr |
| Aug 31, 5:44 PM EDT | Areal Flood Advisory | CTP | Lancaster | 2 hr |
| Aug 31, 6:13 PM EDT | Areal Flood Advisory | CTP | Somerset | 2 hr |
| Aug 31, 7:35 PM EDT | Areal Flood Warning | CTP | Lancaster, York | 3 hr |
| Aug 31, 7:54 PM EDT | Areal Flood Warning | CTP | York | 3 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 64 |
| Tornado Warning | 4 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 12 |
| Special Weather Statement | 205 |
| Flooding | |
| Areal Flood Warning | 35 |
| Flash Flood Warning | 79 |
| River Flood Warning | 34 |
| Flash Flood Watch | 11 |
| Areal Flood Advisory | 190 |
| Heat | |
| Heat Advisory | 7 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Advisory | 4 |
| Beach Hazards Statement | 2 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lancaster County49
- Chester County49
- Susquehanna County48
- Berks County47
- Montgomery County46
- Bradford County43
- Northampton County42
- Lehigh County41
- Bucks County41
- Lebanon County37
- York County37
- Lycoming County35
- Schuylkill County34
- Wyoming County34
- Sullivan County33
- Wayne County33
- Philadelphia County32
- Columbia County31
- Dauphin County31
- Delaware County31
- Somerset County28
- Northumberland County27
- Bedford County26
- Franklin County26
- Montour County26
- Lackawanna County26
- Monroe County26
- Westmoreland County25
- Centre County23
- Allegheny County23
- Adams County22
- Union County22
- Carbon County22
- Fulton County21
- Pike County20
- Cumberland County19
- Luzerne County19
- Clinton County18
- Huntingdon County18
- Fayette County18
27 more counties
- Jefferson County18
- Perry County17
- Armstrong County15
- Cambria County13
- Snyder County13
- Juniata County12
- Washington County12
- Blair County11
- Mifflin County10
- Warren County10
- Clearfield County9
- Tioga County9
- Clarion County8
- Indiana County8
- Butler County7
- Greene County7
- Venango County6
- Elk County6
- McKean County6
- Mercer County6
- Potter County4
- Beaver County4
- Crawford County4
- Forest County3
- Erie County3
- Lawrence County3
- Cameron County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.