Alert archive / Pennsylvania / 2017
Weather alerts in Pennsylvania, August 2017
541 weather alerts in August 2017, 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 2017. Tap one for its archive.
- Alerts
- 541
- Warnings
- 212
- Watches
- 10
- Advisories
- 75
- Busiest day
- August 4, 201796 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 |
|---|---|---|---|---|
| Aug 1, 2:20 PM EDT | Areal Flood Advisory | PHI | Monroe | 4 hr |
| Aug 1, 3:11 PM EDT | Areal Flood Advisory | BGM | Pike | 3 hr |
| Aug 1, 3:15 PM EDT | Special Weather Statement | PHI | Northampton | 45 min |
| Aug 1, 3:31 PM EDT | Areal Flood Advisory | PHI | Northampton | 4 hr |
| Aug 1, 4:07 PM EDT | Special Weather Statement | CTP | Sullivan | 23 min |
| Aug 1, 4:43 PM EDT | Special Weather Statement | BGM | Wayne | 47 min |
| Aug 1, 5:41 PM EDT | Areal Flood Advisory | PHI | Carbon, Lehigh | 4 hr |
| Aug 1, 5:56 PM EDT | Areal Flood Advisory | PHI | Philadelphia | 2 hr |
| Aug 1, 5:58 PM EDT | Areal Flood Advisory | PHI | Bucks, Lehigh, Northampton | 4 hr |
| Aug 1, 6:08 PM EDT | Special Weather Statement | PHI | Philadelphia | 52 min |
| Aug 1, 6:09 PM EDT | Special Weather Statement | PHI | Carbon | 51 min |
| Aug 1, 6:15 PM EDT | Areal Flood Advisory | BGM | Susquehanna | 2 hr |
| Aug 1, 6:17 PM EDT | Flash Flood Warning | PHI | Philadelphia | 4 hr |
| Aug 1, 6:20 PM EDT | Special Weather Statement | PHI | Berks | 40 min |
| Aug 1, 6:21 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 1, 6:26 PM EDT | Areal Flood Advisory | PHI | Carbon | 4 hr |
| Aug 1, 6:44 PM EDT | Flash Flood Warning | PHI | Carbon | 4 hr |
| Aug 1, 6:45 PM EDT | Special Weather Statement | CTP | Potter | 60 min |
| Aug 1, 6:52 PM EDT | Special Weather Statement | PHI | Berks | 38 min |
| Aug 1, 7:17 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 2, 12:01 PM EDT | Special Weather Statement | CTP | Adams | 29 min |
| Aug 2, 12:09 PM EDT | Special Weather Statement | PHI | Philadelphia | 36 min |
| Aug 2, 12:11 PM EDT | Special Weather Statement | PHI | Monroe | 34 min |
| Aug 2, 12:15 PM EDT | Special Weather Statement | BGM | Pike | 30 min |
| Aug 2, 12:21 PM EDT | Special Weather Statement | BGM | Wayne | 24 min |
| Aug 2, 12:28 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Aug 2, 12:29 PM EDT | Special Weather Statement | BGM | Susquehanna | 31 min |
| Aug 2, 12:35 PM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 115 min |
| Aug 2, 12:39 PM EDT | Areal Flood Advisory | PHI | Monroe | 4 hr |
| Aug 2, 12:45 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 4 hr |
| Aug 2, 12:52 PM EDT | Flash Flood Warning | BGM | Susquehanna | 3 hr |
| Aug 2, 12:52 PM EDT | Special Weather Statement | PHI | Monroe | 23 min |
| Aug 2, 12:53 PM EDT | Special Weather Statement | PHI | Carbon | 37 min |
| Aug 2, 12:55 PM EDT | Special Weather Statement | PHI | Delaware | 35 min |
| Aug 2, 12:57 PM EDT | Areal Flood Advisory | BGM | Bradford | 3 hr |
| Aug 2, 1:08 PM EDT | Special Weather Statement | PHI | Philadelphia | 37 min |
| Aug 2, 1:22 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 38 min |
| Aug 2, 1:22 PM EDT | Areal Flood Advisory | CTP | Adams | 3 hr |
| Aug 2, 1:23 PM EDT | Special Weather Statement | CTP | Snyder | 37 min |
| Aug 2, 1:24 PM EDT | Special Weather Statement | BGM | Wyoming | 36 min |
| Aug 2, 1:26 PM EDT | Special Weather Statement | CTP | York | 34 min |
| Aug 2, 1:26 PM EDT | Special Weather Statement | PHI | Delaware | 34 min |
| Aug 2, 1:27 PM EDT | Areal Flood Advisory | BGM | Wayne | 3 hr |
| Aug 2, 1:30 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 30 min |
| Aug 2, 1:30 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bradford, Bucks, Carbon, Chester and 31 more | 2 hr |
| Aug 2, 1:34 PM EDT | Severe Thunderstorm Warning | CTP | Snyder | 41 min |
| Aug 2, 1:36 PM EDT | Special Weather Statement | PHI | Bucks | 39 min |
| Aug 2, 1:48 PM EDT | Flash Flood Warning | PHI | Montgomery | 4 hr |
| Aug 2, 1:49 PM EDT | Special Weather Statement | PHI | Lehigh | 41 min |
| Aug 2, 1:50 PM EDT | Special Weather Statement | PHI | Philadelphia | 25 min |
| Aug 2, 1:51 PM EDT | Special Weather Statement | BGM | Susquehanna | 39 min |
| Aug 2, 1:54 PM EDT | Special Weather Statement | CTP | Northumberland | 36 min |
| Aug 2, 1:59 PM EDT | Severe Thunderstorm Warning | CTP | York | 61 min |
| Aug 2, 2:01 PM EDT | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Aug 2, 2:02 PM EDT | Flash Flood Warning | BGM | Wayne | 3 hr |
| Aug 2, 2:04 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 41 min |
| Aug 2, 2:09 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Montgomery | 51 min |
| Aug 2, 2:16 PM EDT | Areal Flood Advisory | BGM | Wayne | 3 hr |
| Aug 2, 2:16 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 2, 2:19 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 3 hr |
| Aug 2, 2:22 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 26 min |
| Aug 2, 2:27 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon | 63 min |
| Aug 2, 2:27 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Montgomery | 4 hr |
| Aug 2, 2:37 PM EDT | Special Weather Statement | PBZ | Venango | 53 min |
| Aug 2, 2:37 PM EDT | Special Weather Statement | PHI | Berks | 38 min |
| Aug 2, 2:38 PM EDT | Areal Flood Advisory | BGM | Luzerne, Wyoming | 3 hr |
| Aug 2, 2:41 PM EDT | Special Weather Statement | CTP | Snyder | 34 min |
| Aug 2, 2:45 PM EDT | Areal Flood Advisory | PHI | Monroe, Northampton | 4 hr |
| Aug 2, 2:46 PM EDT | Special Weather Statement | CTP | Sullivan | 44 min |
| Aug 2, 2:48 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 27 min |
| Aug 2, 2:51 PM EDT | Flash Flood Warning | PBZ | Venango | 84 min |
| Aug 2, 2:54 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, Lebanon | 2 hr |
| Aug 2, 2:55 PM EDT | Special Weather Statement | CTP | Juniata, Perry | 35 min |
| Aug 2, 3:01 PM EDT | Special Weather Statement | CTP | Schuylkill | 29 min |
| Aug 2, 3:04 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 41 min |
| Aug 2, 3:12 PM EDT | Special Weather Statement | PHI | Montgomery | 48 min |
| Aug 2, 3:19 PM EDT | Special Weather Statement | CTP | Mifflin | 26 min |
| Aug 2, 3:34 PM EDT | Special Weather Statement | PHI | Chester | 26 min |
| Aug 2, 4:08 PM EDT | Special Weather Statement | CTP | Mifflin | 37 min |
| Aug 2, 4:09 PM EDT | Areal Flood Advisory | PHI | Monroe | 4 hr |
| Aug 2, 4:23 PM EDT | Special Weather Statement | PHI | Monroe | 37 min |
| Aug 2, 4:27 PM EDT | Areal Flood Advisory | PHI | Delaware, Philadelphia | 4 hr |
| Aug 2, 4:40 PM EDT | Special Weather Statement | PHI | Philadelphia | 50 min |
| Aug 2, 4:41 PM EDT | Areal Flood Advisory | BGM | Bradford | 3 hr |
| Aug 2, 4:56 PM EDT | Special Weather Statement | BGM | Bradford | 34 min |
| Aug 2, 5:03 PM EDT | Special Weather Statement | CTP | Sullivan | 27 min |
| Aug 2, 5:09 PM EDT | Areal Flood Advisory | CTP | McKean, Warren | 111 min |
| Aug 2, 6:29 PM EDT | Special Weather Statement | CTP | Sullivan | 46 min |
| Aug 2, 7:05 PM EDT | Special Weather Statement | CTP | Clinton | 25 min |
| Aug 2, 8:18 PM EDT | Special Weather Statement | CTP | Huntingdon | 57 min |
| Aug 2, 9:15 PM EDT | Special Weather Statement | CTP | Montour | 45 min |
| Aug 2, 9:28 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Montour, Northumberland, Union | 33 min |
| Aug 3, 12:57 PM EDT | Special Weather Statement | CTP | Potter | 63 min |
| Aug 3, 1:51 PM EDT | Special Weather Statement | CTP | Bedford | 39 min |
| Aug 3, 1:59 PM EDT | Special Weather Statement | CTP | Cumberland | 31 min |
| Aug 3, 2:05 PM EDT | Special Weather Statement | CTP | Clinton | 25 min |
| Aug 3, 3:01 PM EDT | Special Weather Statement | CTP | Adams | 29 min |
| Aug 3, 3:31 PM EDT | Special Weather Statement | PHI | Bucks, Philadelphia | 44 min |
| Aug 3, 3:54 PM EDT | Special Weather Statement | CTP | Juniata | 51 min |
| Aug 3, 4:00 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Huntingdon, Juniata, Perry | 60 min |
| Aug 3, 4:22 PM EDT | Special Weather Statement | CTP | Fulton | 38 min |
| Aug 3, 4:27 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Perry | 48 min |
| Aug 3, 5:07 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 38 min |
| Aug 3, 5:17 PM EDT | Flash Flood Warning | PHI | Bucks | 4 hr |
| Aug 3, 5:42 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 48 min |
| Aug 3, 5:57 PM EDT | Special Weather Statement | PHI | Delaware | 33 min |
| Aug 3, 6:06 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 39 min |
| Aug 3, 6:15 PM EDT | Special Weather Statement | PHI | Philadelphia | 30 min |
| Aug 3, 6:17 PM EDT | Special Weather Statement | CTP | Bedford | 28 min |
| Aug 3, 6:28 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Cumberland and 14 more | 62 min |
| Aug 3, 6:29 PM EDT | Special Weather Statement | CTP | Lancaster | 31 min |
| Aug 3, 6:34 PM EDT | Special Weather Statement | PHI | Lehigh | 41 min |
| Aug 3, 6:37 PM EDT | Special Weather Statement | CTP | Lancaster | 23 min |
| Aug 3, 6:38 PM EDT | Areal Flood Advisory | PHI | Bucks, Montgomery, Philadelphia | 4 hr |
| Aug 3, 6:54 PM EDT | Special Weather Statement | PHI | Bucks | 66 min |
| Aug 3, 7:00 PM EDT | Special Weather Statement | CTP | Bedford | 60 min |
| Aug 3, 7:16 PM EDT | Special Weather Statement | PHI | Lehigh | 44 min |
| Aug 3, 7:17 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Huntingdon | 58 min |
| Aug 3, 7:25 PM EDT | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Aug 3, 7:28 PM EDT | Special Weather Statement | CTP | Lancaster | 32 min |
| Aug 3, 7:34 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon | 41 min |
| Aug 3, 7:34 PM EDT | Special Weather Statement | PHI | Bucks | 41 min |
| Aug 3, 7:37 PM EDT | Special Weather Statement | PHI | Lehigh | 38 min |
| Aug 3, 8:01 PM EDT | Special Weather Statement | PHI | Berks | 44 min |
| Aug 3, 8:11 PM EDT | Special Weather Statement | PHI | Lehigh | 49 min |
| Aug 3, 8:29 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 46 min |
| Aug 3, 8:35 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh, Northampton | 4 hr |
| Aug 3, 8:54 PM EDT | Special Weather Statement | PHI | Berks | 51 min |
| Aug 3, 9:11 PM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Aug 3, 9:20 PM EDT | Areal Flood Advisory | PHI | Northampton | 3 hr |
| Aug 3, 9:29 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 46 min |
| Aug 3, 9:36 PM EDT | Special Weather Statement | CTP | Franklin | 39 min |
| Aug 4, 3:55 AM EDT | Beach Hazards Statement | CLE | Erie | 47 hr |
| Aug 4, 8:51 AM EDT | Special Weather Statement | CTP | McKean | 69 min |
| Aug 4, 11:23 AM EDT | Severe Thunderstorm Warning | CLE | Crawford | 67 min |
| Aug 4, 11:38 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 14 more | 2 hr |
| Aug 4, 11:58 AM EDT | Severe Thunderstorm Warning | CLE | Erie | 62 min |
| Aug 4, 12:18 PM EDT | Areal Flood Advisory | CLE | Crawford, Erie | 3 hr |
| Aug 4, 12:20 PM EDT | Special Weather Statement | PBZ | Mercer | 25 min |
| Aug 4, 12:48 PM EDT | Flash Flood Warning | CLE | Crawford, Erie | 6 hr |
| Aug 4, 12:57 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 63 min |
| Aug 4, 1:03 PM EDT | Special Weather Statement | CTP | Adams, Cumberland, Perry | 42 min |
| Aug 4, 1:19 PM EDT | Special Weather Statement | CTP | Bedford | 26 min |
| Aug 4, 1:25 PM EDT | Special Weather Statement | PHI | Berks | 65 min |
| Aug 4, 1:25 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 45 more | 8 hr |
| Aug 4, 1:26 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 49 min |
| Aug 4, 1:34 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 26 min |
| Aug 4, 1:38 PM EDT | Special Weather Statement | BGM | Wayne | 37 min |
| Aug 4, 1:46 PM EDT | Special Weather Statement | CTP | Warren | 44 min |
| Aug 4, 1:47 PM EDT | Special Weather Statement | CTP | Schuylkill | 43 min |
| Aug 4, 1:51 PM EDT | Special Weather Statement | CTP | Dauphin | 39 min |
| Aug 4, 2:01 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Butler, Washington | 44 min |
| Aug 4, 2:20 PM EDT | Special Weather Statement | PBZ | Mercer | 25 min |
| Aug 4, 2:26 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, Lebanon | 3 hr |
| Aug 4, 2:32 PM EDT | Special Weather Statement | CTP | Dauphin, Lebanon, Schuylkill | 43 min |
| Aug 4, 2:36 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 54 min |
| Aug 4, 2:42 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 33 min |
| Aug 4, 2:46 PM EDT | Special Weather Statement | PBZ | Westmoreland | 29 min |
| Aug 4, 2:49 PM EDT | Areal Flood Advisory | PHI | Berks | 116 min |
| Aug 4, 2:51 PM EDT | Special Weather Statement | CTP | Union | 39 min |
| Aug 4, 2:52 PM EDT | Special Weather Statement | CTP | Fulton | 23 min |
| Aug 4, 2:56 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Indiana, Westmoreland | 34 min |
| Aug 4, 2:58 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 77 min |
| Aug 4, 3:12 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Venango | 33 min |
| Aug 4, 3:14 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Northumberland, Sullivan, Union | 61 min |
| Aug 4, 3:15 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 30 min |
| Aug 4, 3:19 PM EDT | Special Weather Statement | CTP | Fulton | 26 min |
| Aug 4, 3:26 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 79 min |
| Aug 4, 3:32 PM EDT | Special Weather Statement | PBZ | Clarion | 28 min |
| Aug 4, 3:42 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Schuylkill | 82 min |
| Aug 4, 3:45 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 45 min |
| Aug 4, 3:46 PM EDT | Special Weather Statement | CTP | Huntingdon | 29 min |
| Aug 4, 3:46 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Blair, Bradford, Butler and 34 more | 119 min |
| Aug 4, 3:58 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Sullivan | 47 min |
| Aug 4, 4:00 PM EDT | Special Weather Statement | PBZ | Indiana | 30 min |
| Aug 4, 4:04 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 56 min |
| Aug 4, 4:12 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 34 min |
| Aug 4, 4:14 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria | 46 min |
| Aug 4, 4:15 PM EDT | Special Weather Statement | BGM | Wyoming | 30 min |
| Aug 4, 4:18 PM EDT | Special Weather Statement | CTP | Bedford | 27 min |
| Aug 4, 4:24 PM EDT | Special Weather Statement | CTP | Elk, McKean | 36 min |
| Aug 4, 4:25 PM EDT | Special Weather Statement | BGM | Susquehanna | 35 min |
| Aug 4, 4:26 PM EDT | Special Weather Statement | BGM | Susquehanna | 34 min |
| Aug 4, 4:28 PM EDT | Special Weather Statement | CTP | Clinton | 32 min |
| Aug 4, 4:30 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Huntingdon, Mifflin | 75 min |
| Aug 4, 4:33 PM EDT | Special Weather Statement | CTP | Juniata | 42 min |
| Aug 4, 4:42 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria | 33 min |
| Aug 4, 4:47 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 28 min |
| Aug 4, 4:47 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Centre, Clearfield | 43 min |
| Aug 4, 4:58 PM EDT | Special Weather Statement | CTP | Bedford, Fulton | 32 min |
| Aug 4, 4:59 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 31 min |
| Aug 4, 5:01 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 29 min |
| Aug 4, 5:15 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria | 37 min |
| Aug 4, 5:24 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Centre, Clearfield, Clinton | 51 min |
| Aug 4, 5:28 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Fulton | 62 min |
| Aug 4, 5:33 PM EDT | Special Weather Statement | PBZ | Lawrence | 27 min |
| Aug 4, 5:36 PM EDT | Tornado Warning | CTP | Fulton | 39 min |
| Aug 4, 5:44 PM EDT | Special Weather Statement | CTP | Clinton | 46 min |
| Aug 4, 5:51 PM EDT | Special Weather Statement | CTP | Potter | 39 min |
| Aug 4, 5:56 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence, Mercer, Venango | 49 min |
| Aug 4, 5:59 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming, Potter, Tioga | 61 min |
| Aug 4, 6:18 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Fulton, Huntingdon | 57 min |
| Aug 4, 6:19 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 26 min |
| Aug 4, 6:29 PM EDT | Areal Flood Advisory | CTP | Franklin, Fulton, Huntingdon | 3 hr |
| Aug 4, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Tioga | 61 min |
| Aug 4, 6:46 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 59 min |
| Aug 4, 6:50 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming | 40 min |
| Aug 4, 6:53 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 37 min |
| Aug 4, 7:08 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Juniata, Perry | 67 min |
| Aug 4, 7:12 PM EDT | Areal Flood Advisory | CTP | Clinton, Lycoming, Tioga | 2 hr |
| Aug 4, 7:17 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 43 min |
| Aug 4, 7:30 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 45 min |
| Aug 4, 7:35 PM EDT | Special Weather Statement | BGM | Bradford | 40 min |
| Aug 4, 7:36 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 54 min |
| Aug 4, 7:41 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Bedford, Blair, Bradford and 43 more | 2 hr |
| Aug 4, 7:50 PM EDT | Special Weather Statement | CTP | Sullivan | 55 min |
| Aug 4, 7:51 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 54 min |
| Aug 4, 7:51 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 54 min |
| Aug 4, 7:55 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Elk | 80 min |
| Aug 4, 8:03 PM EDT | Areal Flood Advisory | BGM | Bradford | 3 hr |
| Aug 4, 8:12 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lebanon, Northumberland, Perry, Schuylkill and 3 more | 78 min |
| Aug 4, 8:16 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour, Northumberland, Sullivan, Union | 74 min |
| Aug 4, 8:19 PM EDT | Special Weather Statement | CTP | Franklin | 41 min |
| Aug 4, 8:26 PM EDT | Special Weather Statement | BGM | Susquehanna | 34 min |
| Aug 4, 8:36 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 54 min |
| Aug 4, 8:46 PM EDT | Special Weather Statement | PBZ | Jefferson | 44 min |
| Aug 4, 8:55 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland | 50 min |
| Aug 4, 8:57 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 33 min |
| Aug 4, 9:08 PM EDT | Special Weather Statement | CTP | Franklin, Fulton | 37 min |
| Aug 4, 9:15 PM EDT | Special Weather Statement | BGM | Luzerne | 45 min |
| Aug 4, 9:30 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Schuylkill | 60 min |
| Aug 4, 9:30 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Franklin, Perry, York | 60 min |
| Aug 4, 9:42 PM EDT | Areal Flood Advisory | CTP | Cumberland, Franklin, Fulton, Huntingdon, Perry | 3 hr |
| Aug 4, 9:53 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin, York | 52 min |
| Aug 4, 10:12 PM EDT | Flash Flood Warning | CTP | Adams, Cumberland, Franklin | 3 hr |
| Aug 4, 10:13 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, Schuylkill | 92 min |
| Aug 4, 10:33 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Franklin, York | 87 min |
| Aug 4, 10:50 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 85 min |
| Aug 4, 10:52 PM EDT | Areal Flood Advisory | CTP | Adams, Dauphin, Franklin, Lebanon, York | 3 hr |
| Aug 4, 11:35 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 85 min |
| Aug 4, 11:36 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 69 min |
| Aug 4, 11:49 PM EDT | Special Weather Statement | PHI | Carbon, Lehigh | 56 min |
| Aug 5, 12:10 AM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 51 min |
| Aug 5, 12:18 AM EDT | Special Weather Statement | CTP | York | 27 min |
| Aug 5, 1:15 AM EDT | Areal Flood Warning | CTP | Cumberland | 3 hr |
| Aug 5, 1:19 AM EDT | Special Weather Statement | CTP | Lancaster | 56 min |
| Aug 5, 1:42 AM EDT | Special Weather Statement | PHI | Bucks, Montgomery, Northampton | 48 min |
| Aug 5, 1:59 AM EDT | Special Weather Statement | PHI | Chester, Montgomery | 46 min |
| Aug 5, 2:38 AM EDT | Special Weather Statement | PHI | Chester | 52 min |
| Aug 5, 2:41 AM EDT | Special Weather Statement | PHI | Bucks, Montgomery, Philadelphia | 49 min |
| Aug 5, 9:04 AM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Aug 6, 3:12 PM EDT | Flash Flood Watch | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 26 hr |
| Aug 7, 8:43 AM EDT | Areal Flood Advisory | CTP | Bedford, Cumberland, Franklin, Fulton, Somerset | 4 hr |
| Aug 7, 12:42 PM EDT | Areal Flood Advisory | CTP | Lancaster, York | 3 hr |
| Aug 11, 12:39 PM EDT | Special Weather Statement | CLE | Crawford | 21 min |
| Aug 11, 12:59 PM EDT | Special Weather Statement | CLE | Erie | 46 min |
| Aug 11, 3:48 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Centre, Clinton, Columbia and 20 more | 87 min |
| Aug 11, 4:09 PM EDT | Special Weather Statement | CTP | Blair, Huntingdon | 66 min |
| Aug 11, 4:51 PM EDT | Special Weather Statement | CTP | Tioga | 54 min |
| Aug 11, 5:16 PM EDT | Special Weather Statement | CTP | Huntingdon, Mifflin | 59 min |
| Aug 11, 6:13 PM EDT | Special Weather Statement | CTP | Juniata, Mifflin | 32 min |
| Aug 11, 6:46 PM EDT | Areal Flood Advisory | CTP | Blair, Huntingdon | 119 min |
| Aug 11, 6:55 PM EDT | Special Weather Statement | CTP | Juniata | 35 min |
| Aug 11, 6:56 PM EDT | Special Weather Statement | CTP | Huntingdon | 34 min |
| Aug 11, 7:29 PM EDT | Special Weather Statement | CTP | Perry | 31 min |
| Aug 11, 7:31 PM EDT | Special Weather Statement | CTP | Mifflin | 29 min |
| Aug 11, 7:59 PM EDT | Special Weather Statement | CTP | Dauphin | 31 min |
| Aug 11, 8:02 PM EDT | Special Weather Statement | CTP | Juniata, Perry | 28 min |
| Aug 11, 8:06 PM EDT | Special Weather Statement | CTP | Huntingdon | 24 min |
| Aug 11, 8:33 PM EDT | Special Weather Statement | CTP | Perry | 42 min |
| Aug 11, 8:46 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 59 min |
| Aug 11, 9:33 PM EDT | Areal Flood Advisory | CTP | Dauphin, Juniata, Perry | 3 hr |
| Aug 11, 10:49 PM EDT | Special Weather Statement | PHI | Berks, Lehigh, Northampton | 41 min |
| Aug 11, 10:52 PM EDT | Areal Flood Advisory | CTP | Lebanon, Schuylkill | 3 hr |
| Aug 11, 11:05 PM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 5 hr |
| Aug 12, 12:37 AM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, Perry | 3 hr |
| Aug 12, 4:00 AM EDT | River Flood Warning | CTP | Lebanon, Schuylkill | 21 hr |
| Aug 12, 4:07 AM EDT | River Flood Warning | CTP | Dauphin, Lebanon | 13 hr |
| Aug 12, 1:15 PM EDT | Special Weather Statement | CTP | Centre | 45 min |
| Aug 12, 1:17 PM EDT | Flash Flood Watch | CTP | Cumberland, Dauphin, Lebanon, Perry | 5 hr |
| Aug 12, 1:30 PM EDT | Special Weather Statement | CTP | Huntingdon | 30 min |
| Aug 12, 1:41 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Bradford, Cambria, Cameron and 27 more | 2 hr |
| Aug 12, 1:52 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Huntingdon, Juniata, Mifflin, Snyder | 68 min |
| Aug 12, 2:23 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin, Perry | 67 min |
| Aug 12, 2:44 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bradford, Bucks, Carbon, Chester and 28 more | 5 hr |
| Aug 12, 3:03 PM EDT | Tornado Warning | CTP | Juniata, Perry | 57 min |
| Aug 12, 3:24 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Northumberland, Perry, Snyder | 81 min |
| Aug 12, 3:35 PM EDT | Tornado Warning | CTP | Dauphin, Lebanon | 55 min |
| Aug 12, 3:48 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 72 min |
| Aug 12, 3:49 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 41 min |
| Aug 12, 3:59 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, York | 3 hr |
| Aug 12, 4:15 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 60 min |
| Aug 12, 4:24 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, York | 102 min |
| Aug 12, 4:25 PM EDT | Special Weather Statement | BGM | Bradford | 35 min |
| Aug 12, 5:00 PM EDT | Special Weather Statement | PHI | Berks | 60 min |
| Aug 12, 5:17 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bradford, Carbon, Chester, Columbia and 26 more | 88 min |
| Aug 12, 5:24 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 51 min |
| Aug 12, 5:39 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 12, 6:18 PM EDT | Special Weather Statement | PHI | Chester | 27 min |
| Aug 12, 7:10 PM EDT | Special Weather Statement | PHI | Chester | 50 min |
| Aug 12, 11:11 PM EDT | River Flood Warning | CTP | Dauphin, Lebanon | 12 hr |
| Aug 15, 1:06 PM EDT | Areal Flood Advisory | PHI | Chester | 4 hr |
| Aug 15, 7:06 PM EDT | Special Weather Statement | BGM | Wayne | 24 min |
| Aug 15, 7:29 PM EDT | Special Weather Statement | BGM | Wayne | 46 min |
| Aug 15, 9:51 PM EDT | Dense Fog Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Fulton, Juniata and 7 more | 11 hr |
| Aug 16, 3:11 AM EDT | Dense Fog Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 3 more | 5 hr |
| Aug 17, 4:45 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 45 min |
| Aug 17, 5:52 PM EDT | Special Weather Statement | PBZ | Washington | 23 min |
| Aug 17, 7:23 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 22 min |
| Aug 17, 7:41 PM EDT | Tornado Warning | PBZ | Mercer | 19 min |
| Aug 17, 8:00 PM EDT | Mesoscale Discussion | SPC | Crawford, Lawrence, Mercer, Venango | 90 min |
| Aug 17, 9:36 PM EDT | Areal Flood Advisory | PBZ | Mercer | 3 hr |
| Aug 18, 1:21 AM EDT | Special Weather Statement | CTP | Lycoming | 54 min |
| Aug 18, 3:39 AM EDT | Flash Flood Watch | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 18 hr |
| Aug 18, 4:09 AM EDT | Beach Hazards Statement | CLE | Erie | 18 hr |
| Aug 18, 4:48 AM EDT | Areal Flood Advisory | PHI | Berks, Lehigh, Northampton | 4 hr |
| Aug 18, 12:33 PM EDT | Special Weather Statement | CTP | Huntingdon, Mifflin | 27 min |
| Aug 18, 12:50 PM EDT | Areal Flood Advisory | BGM | Susquehanna, Wayne | 115 min |
| Aug 18, 1:12 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 48 min |
| Aug 18, 1:42 PM EDT | Special Weather Statement | CTP | Juniata | 33 min |
| Aug 18, 1:49 PM EDT | Special Weather Statement | BGM | Wayne | 41 min |
| Aug 18, 1:54 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 16 more | 2 hr |
| Aug 18, 2:02 PM EDT | Special Weather Statement | CTP | Schuylkill | 43 min |
| Aug 18, 2:10 PM EDT | Special Weather Statement | CTP | Cumberland, Perry | 35 min |
| Aug 18, 2:10 PM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh | 4 hr |
| Aug 18, 2:21 PM EDT | Special Weather Statement | CTP | Lebanon, Schuylkill | 39 min |
| Aug 18, 2:21 PM EDT | Special Weather Statement | PHI | Berks | 24 min |
| Aug 18, 2:27 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 21 more | 9 hr |
| Aug 18, 2:32 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 43 min |
| Aug 18, 2:33 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 42 min |
| Aug 18, 2:36 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Juniata, Perry, York | 54 min |
| Aug 18, 3:14 PM EDT | Special Weather Statement | PHI | Berks, Lehigh | 31 min |
| Aug 18, 3:15 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 18, 3:19 PM EDT | Special Weather Statement | PHI | Northampton | 26 min |
| Aug 18, 3:27 PM EDT | Special Weather Statement | CTP | Lancaster | 33 min |
| Aug 18, 3:32 PM EDT | Special Weather Statement | CTP | York | 43 min |
| Aug 18, 3:37 PM EDT | Special Weather Statement | PHI | Carbon | 38 min |
| Aug 18, 3:43 PM EDT | Special Weather Statement | PHI | Berks | 32 min |
| Aug 18, 3:45 PM EDT | Areal Flood Advisory | PHI | Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Aug 18, 3:46 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh, Montgomery, Northampton | 44 min |
| Aug 18, 4:02 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Aug 18, 4:11 PM EDT | Special Weather Statement | CTP | Lancaster | 34 min |
| Aug 18, 4:24 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Montgomery | 51 min |
| Aug 18, 4:29 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 61 min |
| Aug 18, 4:34 PM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Chester, Delaware, Lackawanna and 12 more | 86 min |
| Aug 18, 4:38 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 52 min |
| Aug 18, 4:57 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Montgomery | 3 hr |
| Aug 18, 5:03 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 42 min |
| Aug 18, 5:11 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 49 min |
| Aug 18, 5:20 PM EDT | Areal Flood Advisory | PHI | Bucks, Delaware, Montgomery, Philadelphia | 3 hr |
| Aug 18, 5:39 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Philadelphia | 66 min |
| Aug 18, 5:54 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 66 min |
| Aug 18, 6:38 PM EDT | Special Weather Statement | PHI | Delaware, Philadelphia | 37 min |
| Aug 19, 2:13 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 21 more | 3 hr |
| Aug 19, 2:45 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 36 more | 6 hr |
| Aug 19, 3:10 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 50 min |
| Aug 19, 3:14 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 46 min |
| Aug 19, 3:16 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Butler | 44 min |
| Aug 19, 3:47 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler | 28 min |
| Aug 19, 3:54 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler, Westmoreland | 51 min |
| Aug 19, 4:19 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 41 min |
| Aug 19, 4:32 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 43 min |
| Aug 19, 4:36 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana | 39 min |
| Aug 19, 4:43 PM EDT | Special Weather Statement | CTP | Blair, Cambria, Centre, Clearfield | 77 min |
| Aug 19, 4:43 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 32 min |
| Aug 19, 4:43 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 26 more | 2 hr |
| Aug 19, 4:46 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 44 min |
| Aug 19, 5:04 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 28 min |
| Aug 19, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Clearfield | 69 min |
| Aug 19, 5:07 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Westmoreland | 53 min |
| Aug 19, 5:16 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Washington, Westmoreland | 44 min |
| Aug 19, 5:17 PM EDT | Special Weather Statement | CTP | Somerset | 58 min |
| Aug 19, 5:21 PM EDT | Special Weather Statement | CTP | Tioga | 54 min |
| Aug 19, 5:29 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Huntingdon | 91 min |
| Aug 19, 5:34 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 24 min |
| Aug 19, 5:39 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 81 min |
| Aug 19, 5:56 PM EDT | Special Weather Statement | CTP | Bedford | 94 min |
| Aug 19, 6:02 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin | 88 min |
| Aug 19, 6:18 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 60 min |
| Aug 19, 6:31 PM EDT | Special Weather Statement | BGM | Bradford | 44 min |
| Aug 19, 6:38 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Perry | 82 min |
| Aug 19, 6:41 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 34 min |
| Aug 19, 6:43 PM EDT | Special Weather Statement | CTP | Union | 47 min |
| Aug 19, 6:46 PM EDT | Severe Thunderstorm Warning | CTP | Snyder, Union | 74 min |
| Aug 19, 6:47 PM EDT | Special Weather Statement | CTP | Lycoming | 13 min |
| Aug 19, 7:03 PM EDT | Special Weather Statement | CTP | Lycoming | 27 min |
| Aug 19, 7:05 PM EDT | Special Weather Statement | CTP | Franklin, Fulton | 55 min |
| Aug 19, 7:13 PM EDT | Special Weather Statement | BGM | Bradford | 32 min |
| Aug 19, 7:14 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Northumberland | 63 min |
| Aug 19, 7:35 PM EDT | Special Weather Statement | CTP | Sullivan | 40 min |
| Aug 19, 7:41 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 34 min |
| Aug 19, 7:44 PM EDT | Special Weather Statement | CTP | Columbia, Montour | 61 min |
| Aug 19, 7:48 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon, Schuylkill | 57 min |
| Aug 19, 7:54 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Schuylkill | 51 min |
| Aug 19, 7:55 PM EDT | Special Weather Statement | PHI | Berks | 65 min |
| Aug 19, 7:58 PM EDT | Special Weather Statement | CTP | Adams, York | 62 min |
| Aug 19, 8:01 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 59 min |
| Aug 19, 8:07 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 57 min |
| Aug 19, 8:13 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 17 min |
| Aug 19, 8:16 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bradford, Carbon, Columbia, Cumberland and 18 more | 59 min |
| Aug 19, 8:17 PM EDT | Special Weather Statement | BGM | Wyoming | 43 min |
| Aug 19, 8:21 PM EDT | Special Weather Statement | CTP | Sullivan | 24 min |
| Aug 19, 8:29 PM EDT | Special Weather Statement | BGM | Wayne | 46 min |
| Aug 19, 8:34 PM EDT | Special Weather Statement | PHI | Carbon, Lehigh, Montgomery | 56 min |
| Aug 19, 9:00 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more | 60 min |
| Aug 19, 9:02 PM EDT | Special Weather Statement | BGM | Lackawanna | 43 min |
| Aug 19, 9:29 PM EDT | Special Weather Statement | PHI | Monroe | 31 min |
| Aug 19, 9:35 PM EDT | Special Weather Statement | PHI | Bucks, Delaware, Montgomery, Philadelphia | 25 min |
| Aug 20, 3:26 AM EDT | Dense Fog Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Jefferson and 3 more | 6 hr |
| Aug 21, 12:46 PM EDT | Special Weather Statement | CTP | Clearfield | 44 min |
| Aug 21, 2:15 PM EDT | Special Weather Statement | CTP | Clinton | 75 min |
| Aug 21, 2:53 PM EDT | Mesoscale Discussion | SPC | Adams, Centre, Clinton, Columbia, Cumberland, Dauphin and 16 more | 2 hr |
| Aug 21, 3:13 PM EDT | Special Weather Statement | CTP | Lycoming | 62 min |
| Aug 21, 3:14 PM EDT | Special Weather Statement | PBZ | Indiana | 31 min |
| Aug 21, 3:14 PM EDT | Heat Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 29 hr |
| Aug 21, 3:26 PM EDT | Beach Hazards Statement | CLE | Erie | 54 hr |
| Aug 21, 3:30 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 33 min |
| Aug 21, 3:35 PM EDT | Special Weather Statement | CTP | Lycoming | 55 min |
| Aug 21, 3:51 PM EDT | Special Weather Statement | CTP | Cambria | 39 min |
| Aug 21, 4:26 PM EDT | Special Weather Statement | CTP | Sullivan | 79 min |
| Aug 21, 5:14 PM EDT | Special Weather Statement | PBZ | Mercer | 31 min |
| Aug 21, 5:35 PM EDT | Special Weather Statement | CTP | Lancaster | 40 min |
| Aug 21, 5:44 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 21, 5:46 PM EDT | Special Weather Statement | CTP | Lebanon | 59 min |
| Aug 21, 6:20 PM EDT | Special Weather Statement | BGM | Luzerne | 40 min |
| Aug 21, 6:20 PM EDT | Special Weather Statement | PHI | Lehigh | 55 min |
| Aug 21, 6:24 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 33 min |
| Aug 21, 6:38 PM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Aug 21, 6:49 PM EDT | Special Weather Statement | CTP | Franklin | 41 min |
| Aug 21, 7:31 PM EDT | Areal Flood Advisory | CTP | Lebanon | 3 hr |
| Aug 21, 9:32 PM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Aug 21, 9:45 PM EDT | Special Weather Statement | CTP | Columbia | 75 min |
| Aug 21, 9:49 PM EDT | Special Weather Statement | BGM | Luzerne | 56 min |
| Aug 22, 10:00 AM EDT | Special Weather Statement | CLE | Crawford, Erie | 60 min |
| Aug 22, 11:54 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Greene and 5 more | 66 min |
| Aug 22, 11:55 AM EDT | Mesoscale Discussion | SPC | Bradford, Cameron, Clinton, Lycoming, McKean, Potter and 4 more | 3 hr |
| Aug 22, 12:23 PM EDT | Tornado Watch | SPC | Bradford, Cameron, Clinton, Elk, Lycoming, McKean and 5 more | 9 hr |
| Aug 22, 12:39 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 16 more | 8 hr |
| Aug 22, 12:43 PM EDT | Special Weather Statement | CTP | Elk, McKean, Warren | 32 min |
| Aug 22, 1:02 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 43 min |
| Aug 22, 1:10 PM EDT | Special Weather Statement | PBZ | Venango | 35 min |
| Aug 22, 1:12 PM EDT | Special Weather Statement | CTP | McKean | 33 min |
| Aug 22, 1:18 PM EDT | Special Weather Statement | CLE | Crawford, Erie | 57 min |
| Aug 22, 1:20 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 40 min |
| Aug 22, 1:23 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Forest, Mercer, Venango | 52 min |
| Aug 22, 1:33 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion | 42 min |
| Aug 22, 1:38 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 37 min |
| Aug 22, 1:41 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 34 min |
| Aug 22, 1:45 PM EDT | Special Weather Statement | CTP | Elk, McKean | 30 min |
| Aug 22, 1:52 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 40 min |
| Aug 22, 1:55 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 50 min |
| Aug 22, 1:57 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 48 min |
| Aug 22, 2:02 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 43 min |
| Aug 22, 2:09 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Elk, McKean, Warren | 66 min |
| Aug 22, 2:36 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 39 min |
| Aug 22, 2:37 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 38 min |
| Aug 22, 2:44 PM EDT | Special Weather Statement | CTP | Potter | 31 min |
| Aug 22, 2:44 PM EDT | Mesoscale Discussion | SPC | Bradford, Potter, Tioga | 2 hr |
| Aug 22, 2:44 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Blair, Butler, Cambria and 13 more | 91 min |
| Aug 22, 2:48 PM EDT | Special Weather Statement | CTP | Warren | 72 min |
| Aug 22, 2:51 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 24 min |
| Aug 22, 2:54 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 36 min |
| Aug 22, 2:55 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 77 min |
| Aug 22, 2:59 PM EDT | Special Weather Statement | CTP | Cambria | 76 min |
| Aug 22, 3:08 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 18 more | 67 min |
| Aug 22, 3:14 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton, Elk, Lycoming, Potter, Tioga | 76 min |
| Aug 22, 3:24 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 36 min |
| Aug 22, 3:26 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria | 64 min |
| Aug 22, 3:40 PM EDT | Special Weather Statement | CTP | McKean, Warren | 65 min |
| Aug 22, 3:40 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Washington, Westmoreland | 3 hr |
| Aug 22, 3:54 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 36 min |
| Aug 22, 3:55 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 35 min |
| Aug 22, 4:03 PM EDT | Special Weather Statement | PBZ | Forest, Venango | 27 min |
| Aug 22, 4:05 PM EDT | Special Weather Statement | CTP | Elk | 70 min |
| Aug 22, 4:16 PM EDT | Tornado Warning | PBZ | Greene | 29 min |
| Aug 22, 4:19 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 26 more | 8 hr |
| Aug 22, 4:21 PM EDT | Special Weather Statement | CTP | Montour | 24 min |
| Aug 22, 4:26 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 49 min |
| Aug 22, 4:27 PM EDT | Special Weather Statement | CTP | Cambria | 48 min |
| Aug 22, 4:29 PM EDT | Areal Flood Advisory | PBZ | Allegheny | 3 hr |
| Aug 22, 4:34 PM EDT | Special Weather Statement | PBZ | Clarion | 41 min |
| Aug 22, 4:39 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Blair, Butler, Cambria and 13 more | 66 min |
| Aug 22, 4:43 PM EDT | Tornado Warning | PBZ | Fayette, Greene | 32 min |
| Aug 22, 4:48 PM EDT | Mesoscale Discussion | SPC | Bradford, Lycoming, McKean, Potter, Sullivan, Tioga | 87 min |
| Aug 22, 5:03 PM EDT | Special Weather Statement | CTP | Somerset | 27 min |
| Aug 22, 5:05 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 25 min |
| Aug 22, 5:08 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 52 min |
| Aug 22, 5:09 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Elk, McKean, Potter | 66 min |
| Aug 22, 5:15 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 54 min |
| Aug 22, 5:17 PM EDT | Tornado Warning | CTP | Cameron, McKean | 43 min |
| Aug 22, 5:27 PM EDT | Special Weather Statement | CTP | Cambria | 33 min |
| Aug 22, 5:33 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 36 min |
| Aug 22, 5:38 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 37 min |
| Aug 22, 5:44 PM EDT | Special Weather Statement | CTP | Cameron, Clearfield, Elk | 46 min |
| Aug 22, 5:46 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair | 44 min |
| Aug 22, 5:51 PM EDT | Tornado Warning | CTP | Potter | 39 min |
| Aug 22, 6:13 PM EDT | Severe Thunderstorm Warning | CTP | Potter, Tioga | 53 min |
| Aug 22, 6:43 PM EDT | Special Weather Statement | CTP | Sullivan | 32 min |
| Aug 22, 6:59 PM EDT | Special Weather Statement | CTP | Dauphin, Lebanon | 31 min |
| Aug 22, 7:00 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne, Wyoming | 45 min |
| Aug 22, 7:07 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 24 more | 113 min |
| Aug 22, 7:14 PM EDT | Special Weather Statement | CTP | Dauphin | 31 min |
| Aug 22, 7:23 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon, Schuylkill | 67 min |
| Aug 22, 7:24 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 21 min |
| Aug 22, 7:29 PM EDT | Special Weather Statement | PHI | Carbon, Monroe | 31 min |
| Aug 22, 7:30 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 45 min |
| Aug 22, 7:33 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 42 min |
| Aug 22, 7:41 PM EDT | Special Weather Statement | CTP | Cumberland | 34 min |
| Aug 22, 7:43 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Wayne | 47 min |
| Aug 22, 7:50 PM EDT | Special Weather Statement | CTP | Schuylkill | 25 min |
| Aug 22, 7:57 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 48 min |
| Aug 22, 7:59 PM EDT | Tornado Warning | BGM | Luzerne | 31 min |
| Aug 22, 7:59 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lebanon | 46 min |
| Aug 22, 7:59 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh | 46 min |
| Aug 22, 8:12 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 48 min |
| Aug 22, 8:14 PM EDT | Areal Flood Advisory | BGM | Lackawanna, Luzerne | 2 hr |
| Aug 22, 8:15 PM EDT | Tornado Warning | PHI | Monroe, Northampton | 30 min |
| Aug 22, 8:20 PM EDT | Special Weather Statement | CTP | Adams, York | 55 min |
| Aug 22, 8:23 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 37 min |
| Aug 22, 8:28 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Pike, Wayne | 47 min |
| Aug 22, 8:45 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more | 60 min |
| Aug 22, 8:53 PM EDT | Special Weather Statement | CTP | Lancaster, York | 82 min |
| Aug 22, 8:58 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 24 min |
| Aug 22, 9:00 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 15 min |
| Aug 22, 9:18 PM EDT | Areal Flood Advisory | PHI | Berks, Montgomery | 4 hr |
| Aug 22, 9:23 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 52 min |
| Aug 22, 9:40 PM EDT | Tornado Warning | PHI | Berks, Chester, Montgomery | 20 min |
| Aug 22, 9:42 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 48 min |
| Aug 22, 10:07 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Delaware, Montgomery, Philadelphia | 53 min |
| Aug 22, 10:13 PM EDT | Special Weather Statement | CTP | Lancaster | 17 min |
| Aug 22, 10:27 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 48 min |
| Aug 22, 10:37 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 4 hr |
| Aug 22, 10:40 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Aug 22, 10:53 PM EDT | Mesoscale Discussion | SPC | Bucks, Chester, Delaware, Montgomery, Philadelphia | 97 min |
| Aug 22, 10:58 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 62 min |
| Aug 22, 11:46 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 44 min |
| Aug 23, 12:06 AM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Aug 23, 12:29 AM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 46 min |
| Aug 23, 4:02 AM EDT | Areal Flood Warning | PHI | Chester, Delaware, Philadelphia | 4 hr |
| Aug 29, 2:14 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Aug 30, 3:40 PM EDT | Beach Hazards Statement | CLE | Erie | 68 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 | 184 |
| Tornado Warning | 11 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 24 |
| Special Weather Statement | 216 |
| Flooding | |
| Areal Flood Warning | 3 |
| Flash Flood Warning | 11 |
| River Flood Warning | 3 |
| Flash Flood Watch | 3 |
| Areal Flood Advisory | 71 |
| Heat | |
| Heat Advisory | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
| Coast and beach | |
| Beach Hazards Statement | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Berks County55
- Montgomery County49
- Bucks County48
- Lehigh County42
- Philadelphia County41
- Dauphin County41
- Lebanon County41
- Chester County40
- Cumberland County40
- Northampton County37
- Perry County37
- York County36
- Lancaster County36
- Franklin County35
- Delaware County33
- Schuylkill County32
- Monroe County31
- Carbon County30
- Adams County30
- Juniata County30
- Lycoming County29
- Westmoreland County29
- Huntingdon County28
- Sullivan County27
- Wayne County26
- Bradford County26
- Luzerne County26
- Columbia County25
- Allegheny County25
- Butler County25
- Clarion County25
- Washington County25
- Susquehanna County24
- Indiana County24
- Northumberland County23
- Clinton County23
- Snyder County22
- Bedford County22
- Blair County22
- Jefferson County22
27 more counties
- Cambria County22
- Fulton County21
- Mifflin County21
- Montour County20
- Armstrong County20
- Union County19
- Beaver County19
- Lawrence County19
- Centre County19
- Clearfield County19
- Potter County18
- Venango County18
- Wyoming County17
- Lackawanna County17
- McKean County17
- Elk County17
- Mercer County17
- Erie County16
- Greene County16
- Cameron County16
- Pike County15
- Fayette County15
- Forest County15
- Somerset County15
- Tioga County15
- Warren County13
- Crawford County13
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.