Alert archive / Pennsylvania / 2019
Weather alerts in Pennsylvania, August 2019
609 weather alerts in August 2019, 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 2019. Tap one for its archive.
- Alerts
- 609
- Warnings
- 172
- Watches
- 9
- Advisories
- 73
- Busiest day
- August 18, 2019112 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, 8:39 PM EDT | Areal Flood Advisory | PBZ | Armstrong, Westmoreland | 51 min |
| Jul 31, 8:51 PM EDT | Special Weather Statement | BGM | Bradford | 39 min |
| Aug 1, 12:39 PM EDT | Special Weather Statement | CTP | Adams | 36 min |
| Aug 1, 2:01 PM EDT | Special Weather Statement | PHI | Berks | 29 min |
| Aug 1, 2:18 PM EDT | Special Weather Statement | CTP | Lancaster | 27 min |
| Aug 1, 2:28 PM EDT | Special Weather Statement | PHI | Chester | 47 min |
| Aug 1, 2:32 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 43 min |
| Aug 1, 3:02 PM EDT | Coastal Flood Advisory | PHI | Bucks, Delaware, Philadelphia | 12 hr |
| Aug 1, 3:13 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 62 min |
| Aug 1, 3:20 PM EDT | Areal Flood Advisory | CTP | Lancaster | 115 min |
| Aug 1, 3:24 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 66 min |
| Aug 1, 4:09 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 36 min |
| Aug 2, 9:13 AM EDT | Special Weather Statement | PBZ | Indiana | 32 min |
| Aug 2, 10:13 AM EDT | Special Weather Statement | PBZ | Indiana | 47 min |
| Aug 2, 10:21 AM EDT | Special Weather Statement | PBZ | Jefferson | 54 min |
| Aug 2, 10:37 AM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 38 min |
| Aug 2, 11:00 AM EDT | Special Weather Statement | CTP | Clearfield | 60 min |
| Aug 2, 11:17 AM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 58 min |
| Aug 2, 11:22 AM EDT | Areal Flood Advisory | PBZ | Jefferson | 3 hr |
| Aug 2, 11:58 AM EDT | Special Weather Statement | CTP | Clearfield | 62 min |
| Aug 2, 12:22 PM EDT | Areal Flood Advisory | CTP | Clearfield | 3 hr |
| Aug 2, 12:25 PM EDT | Special Weather Statement | CTP | Centre | 35 min |
| Aug 2, 12:42 PM EDT | Special Weather Statement | CTP | Cumberland | 48 min |
| Aug 2, 1:09 PM EDT | Special Weather Statement | PBZ | Indiana | 36 min |
| Aug 2, 1:12 PM EDT | Special Weather Statement | CTP | Union | 33 min |
| Aug 2, 1:27 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming | 33 min |
| Aug 2, 1:42 PM EDT | Special Weather Statement | PBZ | Westmoreland | 33 min |
| Aug 2, 1:48 PM EDT | Areal Flood Advisory | CTP | Blair, Cambria | 3 hr |
| Aug 2, 1:50 PM EDT | Special Weather Statement | PBZ | Indiana | 40 min |
| Aug 2, 1:53 PM EDT | Special Weather Statement | CTP | Clinton | 37 min |
| Aug 2, 2:01 PM EDT | Special Weather Statement | CTP | Blair | 59 min |
| Aug 2, 2:04 PM EDT | Areal Flood Advisory | PBZ | Indiana, Westmoreland | 119 min |
| Aug 2, 2:08 PM EDT | Special Weather Statement | PBZ | Indiana | 37 min |
| Aug 2, 2:14 PM EDT | Areal Flood Advisory | PBZ | Westmoreland | 3 hr |
| Aug 2, 2:28 PM EDT | Areal Flood Advisory | CTP | Bedford | 3 hr |
| Aug 2, 2:29 PM EDT | Special Weather Statement | PBZ | Somerset | 31 min |
| Aug 2, 2:41 PM EDT | Areal Flood Advisory | PBZ | Indiana | 82 min |
| Aug 2, 2:45 PM EDT | Special Weather Statement | CTP | Blair | 45 min |
| Aug 2, 2:45 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 30 min |
| Aug 2, 3:02 PM EDT | Areal Flood Advisory | PBZ | Fayette, Westmoreland | 3 hr |
| Aug 2, 3:06 PM EDT | Special Weather Statement | PBZ | Westmoreland | 39 min |
| Aug 2, 3:11 PM EDT | Areal Flood Advisory | CTP | Blair, Cambria | 3 hr |
| Aug 2, 3:16 PM EDT | Flash Flood Warning | PBZ | Fayette, Westmoreland | 3 hr |
| Aug 2, 3:18 PM EDT | Areal Flood Advisory | BGM | Luzerne | 2 hr |
| Aug 2, 3:21 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 39 min |
| Aug 2, 3:22 PM EDT | Special Weather Statement | BGM | Luzerne | 38 min |
| Aug 2, 3:24 PM EDT | Flash Flood Warning | CTP | Blair | 3 hr |
| Aug 2, 3:28 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 32 min |
| Aug 2, 3:45 PM EDT | Special Weather Statement | BGM | Bradford | 60 min |
| Aug 2, 3:45 PM EDT | Areal Flood Advisory | CTP | Centre, Mifflin, Snyder, Union | 3 hr |
| Aug 2, 3:46 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 29 min |
| Aug 2, 3:57 PM EDT | Special Weather Statement | BGM | Luzerne | 33 min |
| Aug 2, 4:02 PM EDT | Areal Flood Advisory | CTP | Columbia, Northumberland, Schuylkill | 3 hr |
| Aug 2, 4:14 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Washington, Westmoreland | 2 hr |
| Aug 2, 4:31 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 44 min |
| Aug 2, 4:34 PM EDT | Flash Flood Warning | PBZ | Allegheny, Washington, Westmoreland | 106 min |
| Aug 2, 4:47 PM EDT | Special Weather Statement | BGM | Lackawanna | 28 min |
| Aug 2, 4:47 PM EDT | Special Weather Statement | PBZ | Washington | 28 min |
| Aug 2, 4:50 PM EDT | Areal Flood Advisory | CTP | Montour, Northumberland, Snyder, Union | 3 hr |
| Aug 2, 4:55 PM EDT | Special Weather Statement | PBZ | Allegheny | 50 min |
| Aug 2, 5:01 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland, Schuylkill | 59 min |
| Aug 2, 5:04 PM EDT | Areal Flood Advisory | BGM | Lackawanna | 3 hr |
| Aug 2, 5:13 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 47 min |
| Aug 2, 5:16 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Armstrong, Westmoreland | 64 min |
| Aug 2, 5:24 PM EDT | Special Weather Statement | CTP | Schuylkill | 36 min |
| Aug 2, 5:27 PM EDT | Flash Flood Warning | CTP | Columbia, Montour, Northumberland | 3 hr |
| Aug 2, 5:42 PM EDT | Special Weather Statement | CTP | Columbia, Montour | 33 min |
| Aug 2, 5:47 PM EDT | Areal Flood Advisory | PBZ | Washington | 91 min |
| Aug 2, 5:48 PM EDT | Special Weather Statement | PBZ | Butler | 42 min |
| Aug 2, 5:49 PM EDT | Special Weather Statement | PHI | Carbon | 26 min |
| Aug 2, 5:52 PM EDT | Special Weather Statement | CTP | Montour | 23 min |
| Aug 2, 5:55 PM EDT | Special Weather Statement | PBZ | Washington | 50 min |
| Aug 2, 5:57 PM EDT | Special Weather Statement | CTP | Schuylkill | 33 min |
| Aug 2, 5:57 PM EDT | Special Weather Statement | PHI | Berks | 33 min |
| Aug 2, 6:03 PM EDT | Areal Flood Advisory | CTP | Schuylkill | 3 hr |
| Aug 2, 6:26 PM EDT | Special Weather Statement | PBZ | Fayette | 34 min |
| Aug 2, 6:33 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 27 min |
| Aug 2, 6:45 PM EDT | Flash Flood Warning | PBZ | Fayette, Greene | 69 min |
| Aug 2, 7:01 PM EDT | Special Weather Statement | PHI | Carbon | 29 min |
| Aug 2, 7:03 PM EDT | Special Weather Statement | PHI | Berks | 27 min |
| Aug 2, 7:11 PM EDT | Special Weather Statement | BGM | Lackawanna | 49 min |
| Aug 2, 7:11 PM EDT | Special Weather Statement | CTP | Lebanon | 34 min |
| Aug 2, 7:39 PM EDT | Special Weather Statement | PHI | Berks | 36 min |
| Aug 2, 7:46 PM EDT | Areal Flood Advisory | BGM | Luzerne | 78 min |
| Aug 2, 7:46 PM EDT | Areal Flood Advisory | PHI | Berks | 108 min |
| Aug 2, 8:12 PM EDT | Areal Flood Advisory | CTP | McKean, Warren | 3 hr |
| Aug 3, 12:40 AM EDT | Dense Fog Advisory | CTP | Blair, Cambria, Cameron, Centre, Clearfield, Clinton and 6 more | 8 hr |
| Aug 3, 12:07 PM EDT | Areal Flood Advisory | CTP | York | 113 min |
| Aug 3, 1:02 PM EDT | Mesoscale Discussion | SPC | Bradford, Lackawanna, Luzerne, Lycoming, Pike, Potter and 5 more | 2 hr |
| Aug 3, 2:05 PM EDT | Special Weather Statement | BGM | Bradford | 55 min |
| Aug 3, 2:23 PM EDT | Areal Flood Advisory | CTP | Tioga | 2 hr |
| Aug 3, 2:53 PM EDT | Special Weather Statement | CTP | Tioga | 37 min |
| Aug 3, 3:11 PM EDT | Special Weather Statement | BGM | Susquehanna | 64 min |
| Aug 3, 3:22 PM EDT | Special Weather Statement | CTP | Centre | 23 min |
| Aug 3, 3:35 PM EDT | Special Weather Statement | BGM | Bradford | 40 min |
| Aug 3, 3:38 PM EDT | Special Weather Statement | CTP | Lebanon | 37 min |
| Aug 3, 3:52 PM EDT | Areal Flood Advisory | CTP | Lebanon | 3 hr |
| Aug 3, 4:03 PM EDT | Areal Flood Advisory | BGM | Susquehanna | 51 min |
| Aug 3, 4:12 PM EDT | Special Weather Statement | BGM | Susquehanna | 63 min |
| Aug 3, 4:43 PM EDT | Areal Flood Advisory | CTP | Lycoming, Tioga | 3 hr |
| Aug 3, 5:44 PM EDT | Special Weather Statement | CTP | Lancaster | 31 min |
| Aug 3, 6:22 PM EDT | Special Weather Statement | CTP | Huntingdon | 8 min |
| Aug 3, 6:30 PM EDT | Special Weather Statement | CTP | Lancaster | 30 min |
| Aug 3, 7:22 PM EDT | Areal Flood Advisory | CTP | Franklin | 3 hr |
| Aug 3, 8:27 PM EDT | Special Weather Statement | CTP | Cumberland | 33 min |
| Aug 3, 8:51 PM EDT | Special Weather Statement | PHI | Monroe | 54 min |
| Aug 5, 3:09 PM EDT | Special Weather Statement | PBZ | Washington | 36 min |
| Aug 5, 3:44 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 25 min |
| Aug 5, 3:57 PM EDT | Special Weather Statement | PBZ | Allegheny | 33 min |
| Aug 5, 4:18 PM EDT | Special Weather Statement | PBZ | Allegheny | 27 min |
| Aug 5, 4:47 PM EDT | Special Weather Statement | PBZ | Allegheny | 28 min |
| Aug 5, 5:48 PM EDT | Special Weather Statement | PBZ | Mercer | 42 min |
| Aug 5, 6:34 PM EDT | Flash Flood Warning | PBZ | Mercer | 98 min |
| Aug 6, 11:46 AM EDT | Special Weather Statement | PHI | Philadelphia | 29 min |
| Aug 6, 12:13 PM EDT | Special Weather Statement | PHI | Philadelphia | 47 min |
| Aug 6, 12:21 PM EDT | Areal Flood Advisory | PHI | Montgomery, Philadelphia | 102 min |
| Aug 6, 12:36 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery, Philadelphia | 39 min |
| Aug 6, 1:02 PM EDT | Special Weather Statement | CTP | Montour | 28 min |
| Aug 6, 1:04 PM EDT | Areal Flood Advisory | BGM | Pike | 116 min |
| Aug 6, 1:18 PM EDT | Special Weather Statement | PHI | Bucks | 27 min |
| Aug 6, 1:24 PM EDT | Areal Flood Advisory | CTP | Northumberland, Union | 111 min |
| Aug 6, 1:45 PM EDT | Special Weather Statement | CTP | Adams | 30 min |
| Aug 6, 1:47 PM EDT | Special Weather Statement | CTP | Centre | 28 min |
| Aug 6, 2:35 PM EDT | Special Weather Statement | PHI | Monroe | 25 min |
| Aug 6, 2:44 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 61 min |
| Aug 6, 3:05 PM EDT | Special Weather Statement | PHI | Monroe | 25 min |
| Aug 6, 3:37 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 68 min |
| Aug 6, 3:47 PM EDT | Areal Flood Advisory | CLE | Erie | 4 hr |
| Aug 6, 3:57 PM EDT | Special Weather Statement | CTP | Lebanon | 33 min |
| Aug 6, 4:04 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence, Mercer | 41 min |
| Aug 6, 4:35 PM EDT | Special Weather Statement | PBZ | Butler | 40 min |
| Aug 6, 4:40 PM EDT | Special Weather Statement | PHI | Carbon | 35 min |
| Aug 6, 5:08 PM EDT | Special Weather Statement | PBZ | Mercer | 52 min |
| Aug 6, 5:26 PM EDT | Special Weather Statement | PBZ | Butler | 34 min |
| Aug 6, 5:40 PM EDT | Areal Flood Advisory | PBZ | Mercer | 3 hr |
| Aug 6, 5:50 PM EDT | Special Weather Statement | CTP | Columbia, Montour | 40 min |
| Aug 6, 5:51 PM EDT | Special Weather Statement | PHI | Monroe | 39 min |
| Aug 6, 6:01 PM EDT | Special Weather Statement | BGM | Bradford | 44 min |
| Aug 6, 6:12 PM EDT | Special Weather Statement | PBZ | Butler | 33 min |
| Aug 6, 6:26 PM EDT | Special Weather Statement | CTP | Columbia | 34 min |
| Aug 6, 6:32 PM EDT | Special Weather Statement | PHI | Monroe | 28 min |
| Aug 6, 6:35 PM EDT | Special Weather Statement | BGM | Luzerne | 25 min |
| Aug 6, 6:38 PM EDT | Special Weather Statement | PHI | Carbon | 37 min |
| Aug 6, 6:45 PM EDT | Special Weather Statement | BGM | Bradford, Susquehanna | 45 min |
| Aug 6, 6:46 PM EDT | Special Weather Statement | CTP | Lycoming | 44 min |
| Aug 6, 6:57 PM EDT | Flash Flood Warning | PHI | Monroe | 104 min |
| Aug 6, 7:02 PM EDT | Special Weather Statement | BGM | Pike | 43 min |
| Aug 6, 7:10 PM EDT | Special Weather Statement | PHI | Northampton | 35 min |
| Aug 6, 7:32 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 43 min |
| Aug 6, 7:33 PM EDT | Special Weather Statement | BGM | Wayne | 42 min |
| Aug 6, 8:14 PM EDT | Special Weather Statement | PBZ | Greene | 46 min |
| Aug 6, 8:16 PM EDT | Special Weather Statement | BGM | Wayne | 29 min |
| Aug 6, 8:44 PM EDT | Special Weather Statement | BGM | Wayne | 46 min |
| Aug 6, 8:51 PM EDT | Areal Flood Advisory | BGM | Pike, Wayne | 3 hr |
| Aug 6, 11:20 PM EDT | Areal Flood Advisory | CTP | Columbia, Montour, Northumberland, Snyder, Union | 115 min |
| Aug 7, 10:02 AM EDT | Flash Flood Watch | PHI | Bucks, Delaware, Montgomery, Philadelphia | 11 hr |
| Aug 7, 1:02 PM EDT | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Aug 7, 1:02 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 18 more | 88 min |
| Aug 7, 1:08 PM EDT | Special Weather Statement | CTP | Lebanon | 37 min |
| Aug 7, 1:22 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 38 min |
| Aug 7, 1:26 PM EDT | Special Weather Statement | CTP | Lebanon | 34 min |
| Aug 7, 1:26 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 49 min |
| Aug 7, 1:39 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 36 min |
| Aug 7, 1:46 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 44 min |
| Aug 7, 2:01 PM EDT | Areal Flood Advisory | PHI | Bucks | 97 min |
| Aug 7, 2:10 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bucks, Carbon, Chester, Dauphin and 16 more | 7 hr |
| Aug 7, 2:46 PM EDT | Special Weather Statement | CTP | Lancaster | 29 min |
| Aug 7, 2:47 PM EDT | Special Weather Statement | CTP | Adams | 28 min |
| Aug 7, 2:59 PM EDT | Special Weather Statement | PHI | Bucks, Montgomery | 31 min |
| Aug 7, 3:01 PM EDT | Areal Flood Advisory | PHI | Berks | 2 hr |
| Aug 7, 3:02 PM EDT | Special Weather Statement | PHI | Berks, Lehigh | 43 min |
| Aug 7, 3:18 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 42 min |
| Aug 7, 3:24 PM EDT | Flash Flood Warning | PHI | Berks | 106 min |
| Aug 7, 3:24 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 51 min |
| Aug 7, 3:30 PM EDT | Special Weather Statement | PHI | Delaware, Montgomery | 30 min |
| Aug 7, 3:31 PM EDT | Special Weather Statement | PHI | Philadelphia | 44 min |
| Aug 7, 3:41 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh, Northampton | 91 min |
| Aug 7, 3:48 PM EDT | Special Weather Statement | PBZ | Venango | 42 min |
| Aug 7, 3:54 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Northampton | 51 min |
| Aug 7, 3:57 PM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Chester, Delaware, Lancaster and 8 more | 93 min |
| Aug 7, 4:03 PM EDT | Special Weather Statement | PHI | Philadelphia | 42 min |
| Aug 7, 4:06 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Aug 7, 4:09 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 66 min |
| Aug 7, 4:14 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Monroe, Northampton | 46 min |
| Aug 7, 4:20 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 4 hr |
| Aug 7, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 63 min |
| Aug 7, 4:44 PM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Aug 7, 4:47 PM EDT | Special Weather Statement | BGM | Pike | 43 min |
| Aug 7, 4:53 PM EDT | Special Weather Statement | BGM | Pike | 37 min |
| Aug 7, 5:16 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 59 min |
| Aug 7, 5:26 PM EDT | Special Weather Statement | PBZ | Washington | 34 min |
| Aug 7, 5:57 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 78 min |
| Aug 7, 6:01 PM EDT | Areal Flood Advisory | PHI | Bucks, Delaware, Philadelphia | 3 hr |
| Aug 7, 6:10 PM EDT | River Flood Warning | PHI | Delaware | 119 min |
| Aug 7, 6:56 PM EDT | Mesoscale Discussion | SPC | Philadelphia | 64 min |
| Aug 7, 7:34 PM EDT | Special Weather Statement | CTP | Centre | 26 min |
| Aug 7, 7:42 PM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Aug 7, 8:01 PM EDT | Special Weather Statement | BGM | Bradford | 29 min |
| Aug 7, 8:29 PM EDT | Special Weather Statement | CTP | Centre | 31 min |
| Aug 7, 8:54 PM EDT | Special Weather Statement | CTP | Union | 36 min |
| Aug 7, 8:58 PM EDT | Special Weather Statement | CTP | Union | 32 min |
| Aug 7, 9:15 PM EDT | Special Weather Statement | CTP | Union | 15 min |
| Aug 7, 9:41 PM EDT | Special Weather Statement | CTP | Northumberland | 34 min |
| Aug 7, 9:44 PM EDT | Special Weather Statement | CTP | Columbia | 16 min |
| Aug 7, 10:23 PM EDT | Special Weather Statement | BGM | Luzerne | 37 min |
| Aug 7, 10:36 PM EDT | Areal Flood Warning | PHI | Philadelphia | 87 min |
| Aug 8, 1:43 AM EDT | Special Weather Statement | CTP | Lebanon | 47 min |
| Aug 8, 4:09 AM EDT | Beach Hazards Statement | CLE | Erie | 24 hr |
| Aug 8, 11:52 AM EDT | Special Weather Statement | CLE | Crawford | 53 min |
| Aug 8, 11:58 AM EDT | Mesoscale Discussion | SPC | Bradford, Cameron, Elk, McKean, Potter, Sullivan and 3 more | 92 min |
| Aug 8, 12:29 PM EDT | Special Weather Statement | CTP | Warren | 46 min |
| Aug 8, 12:36 PM EDT | Special Weather Statement | CTP | McKean | 24 min |
| Aug 8, 12:37 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Bradford and 38 more | 7 hr |
| Aug 8, 1:08 PM EDT | Special Weather Statement | CTP | McKean, Warren | 37 min |
| Aug 8, 1:14 PM EDT | Special Weather Statement | CTP | Potter | 46 min |
| Aug 8, 1:29 PM EDT | Special Weather Statement | CTP | Clearfield | 31 min |
| Aug 8, 1:44 PM EDT | Special Weather Statement | CTP | McKean | 31 min |
| Aug 8, 2:01 PM EDT | Special Weather Statement | CTP | Tioga | 29 min |
| Aug 8, 2:02 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 43 min |
| Aug 8, 2:12 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 63 min |
| Aug 8, 2:15 PM EDT | Special Weather Statement | CTP | Potter | 15 min |
| Aug 8, 2:18 PM EDT | Special Weather Statement | CTP | Cambria | 42 min |
| Aug 8, 2:21 PM EDT | Special Weather Statement | CTP | Clearfield | 39 min |
| Aug 8, 2:28 PM EDT | Special Weather Statement | CTP | Potter, Tioga | 47 min |
| Aug 8, 2:34 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 41 min |
| Aug 8, 2:56 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 49 min |
| Aug 8, 2:57 PM EDT | Special Weather Statement | PBZ | Westmoreland | 48 min |
| Aug 8, 3:11 PM EDT | Special Weather Statement | CTP | Tioga | 49 min |
| Aug 8, 3:14 PM EDT | Special Weather Statement | CTP | Union | 31 min |
| Aug 8, 3:23 PM EDT | Special Weather Statement | BGM | Wayne | 52 min |
| Aug 8, 3:31 PM EDT | Special Weather Statement | BGM | Bradford, Wyoming | 44 min |
| Aug 8, 3:42 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wayne | 63 min |
| Aug 8, 3:56 PM EDT | Areal Flood Advisory | PHI | Bucks, Montgomery | 104 min |
| Aug 8, 3:58 PM EDT | Special Weather Statement | BGM | Wayne | 47 min |
| Aug 8, 4:01 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 44 min |
| Aug 8, 4:26 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Pike, Susquehanna, Wayne, Wyoming | 49 min |
| Aug 8, 4:43 PM EDT | Severe Thunderstorm Watch | SPC | Carbon, Monroe | 4 hr |
| Aug 8, 4:54 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 51 min |
| Aug 8, 5:11 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 64 min |
| Aug 8, 5:31 PM EDT | Special Weather Statement | PBZ | Washington | 44 min |
| Aug 8, 5:31 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 44 min |
| Aug 8, 5:41 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 49 min |
| Aug 8, 5:42 PM EDT | Special Weather Statement | CTP | Snyder | 48 min |
| Aug 8, 5:46 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 26 min |
| Aug 8, 5:54 PM EDT | Special Weather Statement | CTP | Somerset | 51 min |
| Aug 8, 6:34 PM EDT | Special Weather Statement | CTP | Somerset | 41 min |
| Aug 8, 6:39 PM EDT | Special Weather Statement | PHI | Northampton | 36 min |
| Aug 8, 6:45 PM EDT | Special Weather Statement | PBZ | Allegheny | 30 min |
| Aug 8, 6:49 PM EDT | Special Weather Statement | PHI | Chester, Montgomery | 26 min |
| Aug 8, 7:12 PM EDT | Special Weather Statement | PHI | Bucks, Delaware, Montgomery, Philadelphia | 33 min |
| Aug 8, 7:14 PM EDT | Special Weather Statement | CTP | Somerset | 46 min |
| Aug 8, 7:40 PM EDT | Special Weather Statement | PHI | Bucks, Philadelphia | 35 min |
| Aug 9, 12:32 PM EDT | Beach Hazards Statement | CLE | Erie | 9 hr |
| Aug 12, 3:34 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 23 hr |
| Aug 13, 4:57 PM EDT | Special Weather Statement | PBZ | Washington | 33 min |
| Aug 13, 5:38 PM EDT | Special Weather Statement | PBZ | Greene | 37 min |
| Aug 14, 6:01 PM EDT | Special Weather Statement | PHI | Berks, Lehigh, Northampton | 29 min |
| Aug 14, 7:11 PM EDT | Special Weather Statement | PHI | Bucks, Chester, Montgomery | 64 min |
| Aug 14, 8:09 PM EDT | Special Weather Statement | PHI | Chester | 36 min |
| Aug 14, 8:16 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Montgomery, Philadelphia | 119 min |
| Aug 14, 8:48 PM EDT | Special Weather Statement | PHI | Delaware, Philadelphia | 42 min |
| Aug 14, 8:56 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery, Philadelphia | 2 hr |
| Aug 14, 9:12 PM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Aug 15, 2:23 AM EDT | Dense Fog Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 6 hr |
| Aug 15, 1:15 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 39 more | 2 hr |
| Aug 15, 1:29 PM EDT | Special Weather Statement | CTP | Clearfield | 46 min |
| Aug 15, 1:43 PM EDT | Special Weather Statement | PBZ | Lawrence | 32 min |
| Aug 15, 2:02 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 43 min |
| Aug 15, 2:10 PM EDT | Areal Flood Advisory | CTP | Columbia | 3 hr |
| Aug 15, 2:13 PM EDT | Special Weather Statement | BGM | Luzerne | 62 min |
| Aug 15, 2:13 PM EDT | Special Weather Statement | CTP | Bedford | 47 min |
| Aug 15, 2:27 PM EDT | Special Weather Statement | PBZ | Butler | 33 min |
| Aug 15, 2:27 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Westmoreland | 48 min |
| Aug 15, 2:33 PM EDT | Special Weather Statement | PBZ | Allegheny | 42 min |
| Aug 15, 2:36 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 27 min |
| Aug 15, 2:42 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 48 min |
| Aug 15, 2:48 PM EDT | Flash Flood Warning | BGM | Luzerne | 91 min |
| Aug 15, 2:58 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana | 47 min |
| Aug 15, 2:59 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 46 min |
| Aug 15, 3:00 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 60 min |
| Aug 15, 3:11 PM EDT | Tornado Warning | CTP | Bedford | 49 min |
| Aug 15, 3:14 PM EDT | Special Weather Statement | PBZ | Washington | 46 min |
| Aug 15, 3:31 PM EDT | Special Weather Statement | BGM | Carbon | 44 min |
| Aug 15, 3:35 PM EDT | Special Weather Statement | PBZ | Westmoreland | 40 min |
| Aug 15, 3:37 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 16 min |
| Aug 15, 3:38 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Indiana, Westmoreland | 31 min |
| Aug 15, 3:39 PM EDT | Special Weather Statement | CTP | Clearfield | 51 min |
| Aug 15, 3:42 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 48 min |
| Aug 15, 3:43 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 47 min |
| Aug 15, 3:47 PM EDT | Special Weather Statement | CTP | Clinton | 28 min |
| Aug 15, 3:47 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 58 min |
| Aug 15, 3:56 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 94 min |
| Aug 15, 4:03 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 57 min |
| Aug 15, 4:06 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Fulton | 27 min |
| Aug 15, 4:19 PM EDT | Flash Flood Warning | CTP | Lycoming | 3 hr |
| Aug 15, 4:22 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 53 min |
| Aug 15, 4:37 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 23 min |
| Aug 15, 4:47 PM EDT | Special Weather Statement | CTP | Lycoming | 28 min |
| Aug 15, 4:52 PM EDT | Areal Flood Advisory | CTP | Centre, Clearfield | 113 min |
| Aug 15, 5:00 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Lawrence, Mercer | 32 min |
| Aug 15, 5:02 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 27 min |
| Aug 15, 5:08 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 67 min |
| Aug 15, 5:10 PM EDT | Special Weather Statement | CTP | Potter | 35 min |
| Aug 15, 5:11 PM EDT | Special Weather Statement | CTP | Blair | 49 min |
| Aug 15, 5:18 PM EDT | Special Weather Statement | PHI | Monroe | 27 min |
| Aug 15, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Clearfield | 56 min |
| Aug 15, 5:22 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon | 53 min |
| Aug 15, 5:28 PM EDT | Severe Thunderstorm Warning | CTP | Potter, Tioga | 62 min |
| Aug 15, 5:44 PM EDT | Special Weather Statement | CTP | Centre | 46 min |
| Aug 15, 5:53 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria | 67 min |
| Aug 15, 6:16 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon, Mifflin | 59 min |
| Aug 15, 6:18 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 27 min |
| Aug 15, 6:32 PM EDT | Areal Flood Advisory | CTP | McKean, Potter | 3 hr |
| Aug 15, 6:44 PM EDT | Special Weather Statement | CTP | McKean, Potter | 31 min |
| Aug 15, 6:51 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter | 54 min |
| Aug 15, 6:55 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon, Juniata, Mifflin, Perry, Snyder | 65 min |
| Aug 15, 7:08 PM EDT | Special Weather Statement | CTP | Blair | 37 min |
| Aug 15, 7:18 PM EDT | Special Weather Statement | CLE | Crawford | 57 min |
| Aug 15, 7:18 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 72 min |
| Aug 15, 7:20 PM EDT | Special Weather Statement | BGM | Luzerne | 25 min |
| Aug 15, 7:22 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 52 min |
| Aug 15, 7:27 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 63 min |
| Aug 15, 7:27 PM EDT | Flash Flood Warning | CTP | McKean, Potter | 3 hr |
| Aug 15, 7:33 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 57 min |
| Aug 15, 7:38 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter | 67 min |
| Aug 15, 7:59 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Huntingdon, Juniata, Perry | 61 min |
| Aug 15, 8:00 PM EDT | Areal Flood Advisory | CTP | Huntingdon, Juniata, Mifflin | 3 hr |
| Aug 15, 8:04 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 56 min |
| Aug 15, 8:04 PM EDT | Special Weather Statement | CTP | Elk | 26 min |
| Aug 15, 8:07 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 53 min |
| Aug 15, 8:24 PM EDT | Special Weather Statement | CTP | Tioga | 36 min |
| Aug 15, 8:29 PM EDT | Special Weather Statement | CTP | Franklin | 31 min |
| Aug 15, 8:42 PM EDT | Areal Flood Advisory | CTP | Columbia, Lycoming, Sullivan | 2 hr |
| Aug 15, 8:42 PM EDT | Special Weather Statement | CTP | McKean | 33 min |
| Aug 15, 8:47 PM EDT | Special Weather Statement | CTP | Sullivan | 28 min |
| Aug 15, 8:58 PM EDT | Special Weather Statement | CTP | Cumberland | 32 min |
| Aug 15, 9:01 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 59 min |
| Aug 15, 9:04 PM EDT | Special Weather Statement | CTP | Perry | 26 min |
| Aug 15, 9:13 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 32 min |
| Aug 15, 9:13 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin | 62 min |
| Aug 15, 9:22 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 53 min |
| Aug 15, 9:25 PM EDT | Areal Flood Advisory | CTP | Tioga | 3 hr |
| Aug 15, 9:39 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne, Wyoming | 51 min |
| Aug 15, 9:46 PM EDT | Special Weather Statement | CTP | Sullivan | 29 min |
| Aug 15, 10:03 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Dauphin, York | 57 min |
| Aug 15, 10:19 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 37 min |
| Aug 15, 10:29 PM EDT | Flash Flood Warning | CTP | McKean | 3 hr |
| Aug 15, 10:55 PM EDT | Special Weather Statement | CTP | York | 35 min |
| Aug 15, 11:44 PM EDT | Special Weather Statement | CTP | McKean | 31 min |
| Aug 16, 1:28 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bradford, Carbon, Chester, Clinton and 27 more | 2 hr |
| Aug 16, 3:15 PM EDT | Special Weather Statement | BGM | Wayne | 45 min |
| Aug 16, 3:29 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin | 61 min |
| Aug 16, 3:44 PM EDT | Special Weather Statement | CTP | Dauphin | 31 min |
| Aug 16, 3:48 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 57 min |
| Aug 16, 4:30 PM EDT | Special Weather Statement | CTP | Lancaster | 30 min |
| Aug 16, 5:28 PM EDT | Special Weather Statement | PHI | Berks | 47 min |
| Aug 16, 6:29 PM EDT | Special Weather Statement | PHI | Berks | 46 min |
| Aug 16, 7:28 PM EDT | Special Weather Statement | PHI | Lehigh | 47 min |
| Aug 16, 11:32 PM EDT | Areal Flood Advisory | PHI | Northampton | 118 min |
| Aug 17, 11:38 AM EDT | Special Weather Statement | CTP | Lancaster, York | 52 min |
| Aug 17, 12:30 PM EDT | Special Weather Statement | CTP | Lancaster | 45 min |
| Aug 17, 1:08 PM EDT | Special Weather Statement | PHI | Lebanon | 37 min |
| Aug 17, 1:11 PM EDT | Special Weather Statement | CTP | Lancaster | 34 min |
| Aug 17, 1:27 PM EDT | Mesoscale Discussion | SPC | Berks, Bradford, Bucks, Carbon, Chester, Columbia and 23 more | 2 hr |
| Aug 17, 1:28 PM EDT | Special Weather Statement | CLE | Erie | 32 min |
| Aug 17, 1:33 PM EDT | Special Weather Statement | PHI | Berks | 42 min |
| Aug 17, 1:34 PM EDT | Special Weather Statement | CTP | Lebanon | 26 min |
| Aug 17, 1:37 PM EDT | Special Weather Statement | CTP | Schuylkill | 53 min |
| Aug 17, 1:38 PM EDT | Special Weather Statement | CLE | Crawford | 22 min |
| Aug 17, 1:42 PM EDT | Special Weather Statement | CTP | Warren | 63 min |
| Aug 17, 2:11 PM EDT | Special Weather Statement | CLE | Crawford | 34 min |
| Aug 17, 2:42 PM EDT | Special Weather Statement | CTP | Warren | 63 min |
| Aug 17, 2:47 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 43 min |
| Aug 17, 3:04 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 56 min |
| Aug 17, 3:27 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 48 min |
| Aug 17, 3:31 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 44 min |
| Aug 17, 3:31 PM EDT | Excessive Heat Watch | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 12 hr |
| Aug 17, 3:59 PM EDT | Severe Thunderstorm Warning | CTP | Potter, Tioga | 61 min |
| Aug 17, 4:03 PM EDT | Severe Thunderstorm Watch | SPC | Armstrong, Butler, Cameron, Clarion, Clearfield, Clinton and 12 more | 4 hr |
| Aug 17, 4:05 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 22 min |
| Aug 17, 4:11 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Venango | 49 min |
| Aug 17, 4:13 PM EDT | Special Weather Statement | CLE | Erie | 47 min |
| Aug 17, 4:13 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 47 min |
| Aug 17, 4:32 PM EDT | Special Weather Statement | BGM | Lackawanna | 58 min |
| Aug 17, 4:41 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 49 min |
| Aug 17, 4:57 PM EDT | Special Weather Statement | CTP | Tioga | 33 min |
| Aug 17, 4:57 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 48 min |
| Aug 17, 5:01 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion, Venango | 44 min |
| Aug 17, 5:37 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 27 min |
| Aug 17, 5:46 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 74 min |
| Aug 17, 6:02 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 43 min |
| Aug 17, 6:20 PM EDT | Areal Flood Advisory | BGM | Bradford | 45 min |
| Aug 17, 6:33 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 42 min |
| Aug 17, 6:44 PM EDT | Mesoscale Discussion | SPC | Armstrong, Blair, Bradford, Cambria, Centre, Clearfield and 20 more | 2 hr |
| Aug 17, 6:47 PM EDT | Special Weather Statement | BGM | Wayne | 43 min |
| Aug 17, 6:49 PM EDT | Special Weather Statement | CTP | Sullivan | 26 min |
| Aug 17, 7:01 PM EDT | Special Weather Statement | BGM | Sullivan | 29 min |
| Aug 17, 7:05 PM EDT | Special Weather Statement | PBZ | Allegheny | 25 min |
| Aug 17, 7:15 PM EDT | Special Weather Statement | BGM | Wyoming | 45 min |
| Aug 17, 7:15 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Westmoreland | 30 min |
| Aug 17, 7:22 PM EDT | Special Weather Statement | CTP | Centre | 23 min |
| Aug 17, 7:25 PM EDT | Special Weather Statement | CTP | Sullivan | 35 min |
| Aug 17, 7:45 PM EDT | Special Weather Statement | CTP | Mifflin | 30 min |
| Aug 17, 7:51 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 39 min |
| Aug 17, 8:32 PM EDT | Special Weather Statement | PHI | Carbon, Monroe | 73 min |
| Aug 17, 8:35 PM EDT | Special Weather Statement | BGM | Luzerne | 25 min |
| Aug 17, 8:35 PM EDT | Special Weather Statement | CTP | Cambria | 25 min |
| Aug 18, 3:32 AM EDT | Heat Advisory | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 4 days |
| Aug 18, 7:27 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 63 min |
| Aug 18, 8:16 AM EDT | Special Weather Statement | CTP | Warren | 44 min |
| Aug 18, 8:34 AM EDT | Special Weather Statement | PBZ | Venango | 26 min |
| Aug 18, 12:35 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 27 min |
| Aug 18, 12:37 PM EDT | Special Weather Statement | CTP | McKean | 38 min |
| Aug 18, 12:40 PM EDT | Special Weather Statement | CTP | Potter | 50 min |
| Aug 18, 12:44 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Elk, McKean | 76 min |
| Aug 18, 12:55 PM EDT | Mesoscale Discussion | SPC | Bradford, Cameron, Centre, Clearfield, Clinton, Columbia and 14 more | 65 min |
| Aug 18, 1:05 PM EDT | Special Weather Statement | PBZ | Jefferson | 40 min |
| Aug 18, 1:18 PM EDT | Special Weather Statement | CTP | Cameron | 42 min |
| Aug 18, 1:19 PM EDT | Special Weather Statement | PBZ | Washington | 41 min |
| Aug 18, 1:36 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton, Elk, Potter | 54 min |
| Aug 18, 1:51 PM EDT | Special Weather Statement | CTP | Clearfield | 39 min |
| Aug 18, 2:02 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Clinton | 58 min |
| Aug 18, 2:02 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 43 min |
| Aug 18, 2:08 PM EDT | Special Weather Statement | PBZ | Clarion | 37 min |
| Aug 18, 2:09 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 81 min |
| Aug 18, 2:13 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 47 min |
| Aug 18, 2:17 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 43 min |
| Aug 18, 2:21 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 39 min |
| Aug 18, 2:26 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 49 min |
| Aug 18, 2:28 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton, Potter | 62 min |
| Aug 18, 2:45 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Lycoming | 60 min |
| Aug 18, 2:48 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 28 min |
| Aug 18, 2:50 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 28 min |
| Aug 18, 2:52 PM EDT | Special Weather Statement | PBZ | Fayette | 23 min |
| Aug 18, 3:00 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 45 min |
| Aug 18, 3:16 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 44 min |
| Aug 18, 3:23 PM EDT | Special Weather Statement | PBZ | Fayette | 37 min |
| Aug 18, 3:24 PM EDT | Severe Thunderstorm Watch | SPC | Crawford, Erie | 7 hr |
| Aug 18, 3:29 PM EDT | Special Weather Statement | PBZ | Fayette | 31 min |
| Aug 18, 3:33 PM EDT | Special Weather Statement | CTP | Centre | 12 min |
| Aug 18, 3:33 PM EDT | Special Weather Statement | PBZ | Indiana | 27 min |
| Aug 18, 3:34 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 56 min |
| Aug 18, 3:35 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 13 min |
| Aug 18, 3:36 PM EDT | Special Weather Statement | CTP | Cambria | 24 min |
| Aug 18, 3:38 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Washington, Westmoreland | 18 min |
| Aug 18, 3:39 PM EDT | Special Weather Statement | CTP | Somerset | 21 min |
| Aug 18, 3:55 PM EDT | Special Weather Statement | CTP | Clearfield | 20 min |
| Aug 18, 3:58 PM EDT | Special Weather Statement | CTP | Lycoming, Sullivan | 32 min |
| Aug 18, 4:08 PM EDT | Special Weather Statement | BGM | Susquehanna, Wyoming | 37 min |
| Aug 18, 4:18 PM EDT | Special Weather Statement | CTP | Lancaster | 12 min |
| Aug 18, 4:21 PM EDT | Special Weather Statement | PBZ | Allegheny | 24 min |
| Aug 18, 4:22 PM EDT | Special Weather Statement | PHI | Berks | 38 min |
| Aug 18, 4:29 PM EDT | Special Weather Statement | CTP | Lancaster | 16 min |
| Aug 18, 4:33 PM EDT | Special Weather Statement | CTP | Montour, Union | 27 min |
| Aug 18, 4:34 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 41 min |
| Aug 18, 4:34 PM EDT | Special Weather Statement | CTP | Centre | 26 min |
| Aug 18, 4:34 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Montgomery | 41 min |
| Aug 18, 4:36 PM EDT | Special Weather Statement | PHI | Bucks | 24 min |
| Aug 18, 4:43 PM EDT | Special Weather Statement | CTP | Bedford | 17 min |
| Aug 18, 4:44 PM EDT | Special Weather Statement | CTP | Columbia | 16 min |
| Aug 18, 4:47 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 43 min |
| Aug 18, 4:55 PM EDT | Special Weather Statement | BGM | Lackawanna, Wayne | 50 min |
| Aug 18, 4:55 PM EDT | Special Weather Statement | CTP | Blair | 35 min |
| Aug 18, 4:58 PM EDT | Special Weather Statement | PBZ | Mercer | 32 min |
| Aug 18, 5:01 PM EDT | Areal Flood Advisory | PHI | Berks, Montgomery | 3 hr |
| Aug 18, 5:03 PM EDT | Areal Flood Advisory | CTP | Lancaster | 117 min |
| Aug 18, 5:05 PM EDT | Special Weather Statement | CLE | Crawford | 70 min |
| Aug 18, 5:05 PM EDT | Special Weather Statement | CTP | Columbia, Montour | 25 min |
| Aug 18, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Huntingdon, Mifflin | 24 min |
| Aug 18, 5:10 PM EDT | Areal Flood Advisory | BGM | Luzerne | 109 min |
| Aug 18, 5:16 PM EDT | Special Weather Statement | PHI | Berks | 29 min |
| Aug 18, 5:18 PM EDT | Flash Flood Warning | BGM | Luzerne | 97 min |
| Aug 18, 5:21 PM EDT | Special Weather Statement | CTP | McKean | 24 min |
| Aug 18, 5:25 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin | 50 min |
| Aug 18, 5:25 PM EDT | Special Weather Statement | PHI | Carbon, Monroe, Northampton | 65 min |
| Aug 18, 5:26 PM EDT | Special Weather Statement | PBZ | Clarion, Forest | 19 min |
| Aug 18, 5:29 PM EDT | Areal Flood Advisory | PHI | Bucks, Lehigh, Northampton | 2 hr |
| Aug 18, 5:30 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson, Venango | 45 min |
| Aug 18, 5:31 PM EDT | Special Weather Statement | CTP | York | 29 min |
| Aug 18, 5:34 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 40 min |
| Aug 18, 5:34 PM EDT | Special Weather Statement | PBZ | Mercer | 26 min |
| Aug 18, 5:36 PM EDT | Special Weather Statement | CTP | Schuylkill | 24 min |
| Aug 18, 5:36 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 39 min |
| Aug 18, 5:38 PM EDT | Special Weather Statement | CTP | Fulton | 22 min |
| Aug 18, 5:38 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 52 min |
| Aug 18, 5:38 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 52 min |
| Aug 18, 5:42 PM EDT | Special Weather Statement | PHI | Berks | 48 min |
| Aug 18, 5:45 PM EDT | Special Weather Statement | BGM | Pike | 45 min |
| Aug 18, 5:47 PM EDT | Special Weather Statement | CTP | Schuylkill | 28 min |
| Aug 18, 5:47 PM EDT | Areal Flood Advisory | PBZ | Mercer | 3 hr |
| Aug 18, 5:48 PM EDT | Areal Flood Advisory | CLE | Crawford | 4 hr |
| Aug 18, 5:53 PM EDT | Areal Flood Advisory | CLE | Crawford | 4 hr |
| Aug 18, 6:01 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 44 min |
| Aug 18, 6:10 PM EDT | Flash Flood Warning | PBZ | Mercer | 90 min |
| Aug 18, 6:11 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 34 min |
| Aug 18, 6:11 PM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Columbia, Lackawanna, Lehigh and 7 more | 2 hr |
| Aug 18, 6:21 PM EDT | Special Weather Statement | CTP | Schuylkill | 24 min |
| Aug 18, 6:22 PM EDT | Special Weather Statement | PBZ | Forest, Venango | 23 min |
| Aug 18, 6:24 PM EDT | Special Weather Statement | CTP | Elk | 21 min |
| Aug 18, 6:28 PM EDT | Special Weather Statement | PHI | Northampton | 47 min |
| Aug 18, 6:30 PM EDT | Special Weather Statement | CTP | Franklin | 30 min |
| Aug 18, 6:30 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 44 min |
| Aug 18, 6:40 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 54 min |
| Aug 18, 6:43 PM EDT | Special Weather Statement | CTP | Schuylkill | 32 min |
| Aug 18, 6:45 PM EDT | Special Weather Statement | CTP | Cameron | 15 min |
| Aug 18, 6:46 PM EDT | Areal Flood Advisory | CTP | Schuylkill | 3 hr |
| Aug 18, 7:03 PM EDT | Special Weather Statement | PHI | Berks | 27 min |
| Aug 18, 7:04 PM EDT | Special Weather Statement | CTP | Cameron | 26 min |
| Aug 18, 7:06 PM EDT | Special Weather Statement | PBZ | Forest | 24 min |
| Aug 18, 7:22 PM EDT | Special Weather Statement | CTP | Lebanon | 23 min |
| Aug 18, 7:23 PM EDT | Special Weather Statement | PHI | Berks | 67 min |
| Aug 18, 7:27 PM EDT | Special Weather Statement | PBZ | Mercer | 33 min |
| Aug 18, 7:29 PM EDT | Special Weather Statement | PBZ | Clarion | 31 min |
| Aug 18, 7:44 PM EDT | Special Weather Statement | CTP | Lebanon | 31 min |
| Aug 18, 7:53 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon | 55 min |
| Aug 18, 7:55 PM EDT | Special Weather Statement | PBZ | Mercer | 35 min |
| Aug 18, 8:18 PM EDT | Special Weather Statement | PHI | Berks | 57 min |
| Aug 18, 8:23 PM EDT | Special Weather Statement | PHI | Berks | 67 min |
| Aug 18, 9:03 PM EDT | Special Weather Statement | CTP | Snyder | 27 min |
| Aug 18, 9:23 PM EDT | Special Weather Statement | CTP | York | 22 min |
| Aug 18, 9:36 PM EDT | Special Weather Statement | CTP | Dauphin | 24 min |
| Aug 18, 10:00 PM EDT | Special Weather Statement | CTP | Dauphin | 15 min |
| Aug 18, 10:25 PM EDT | Special Weather Statement | PHI | Berks | 50 min |
| Aug 19, 12:40 AM EDT | Special Weather Statement | CLE | Crawford, Erie | 80 min |
| Aug 19, 1:37 AM EDT | Special Weather Statement | PBZ | Mercer, Venango | 53 min |
| Aug 19, 1:39 AM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 36 min |
| Aug 19, 1:59 AM EDT | Special Weather Statement | PBZ | Lawrence | 46 min |
| Aug 19, 2:06 AM EDT | Special Weather Statement | CTP | Warren | 69 min |
| Aug 19, 2:12 AM EDT | Special Weather Statement | PBZ | Beaver | 33 min |
| Aug 19, 2:29 AM EDT | Special Weather Statement | PBZ | Butler, Clarion, Forest, Venango | 46 min |
| Aug 19, 3:09 AM EDT | Special Weather Statement | CTP | McKean | 51 min |
| Aug 19, 9:54 AM EDT | Heat Advisory | CTP | Lancaster, York | 8 hr |
| Aug 19, 3:21 PM EDT | Special Weather Statement | PHI | Philadelphia | 24 min |
| Aug 19, 3:56 PM EDT | Severe Thunderstorm Warning | PHI | Philadelphia | 37 min |
| Aug 20, 12:40 PM EDT | Special Weather Statement | CTP | Somerset | 50 min |
| Aug 20, 1:30 PM EDT | Special Weather Statement | CTP | Bedford | 45 min |
| Aug 20, 2:19 PM EDT | Mesoscale Discussion | SPC | Adams, Franklin, Fulton, York | 56 min |
| Aug 20, 3:32 PM EDT | Special Weather Statement | CTP | Fulton | 28 min |
| Aug 20, 4:33 PM EDT | Special Weather Statement | CTP | Juniata, Mifflin, Perry | 42 min |
| Aug 20, 4:39 PM EDT | Special Weather Statement | CTP | Somerset | 36 min |
| Aug 20, 5:02 PM EDT | Special Weather Statement | CTP | York | 43 min |
| Aug 20, 5:07 PM EDT | Special Weather Statement | CTP | Adams | 38 min |
| Aug 20, 5:29 PM EDT | Special Weather Statement | PBZ | Lawrence | 31 min |
| Aug 20, 5:30 PM EDT | Special Weather Statement | CTP | Cumberland | 30 min |
| Aug 20, 5:33 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 26 min |
| Aug 20, 6:01 PM EDT | Special Weather Statement | CTP | York | 29 min |
| Aug 20, 6:04 PM EDT | Special Weather Statement | CTP | York | 26 min |
| Aug 20, 6:25 PM EDT | Special Weather Statement | CTP | Dauphin | 50 min |
| Aug 20, 6:28 PM EDT | Special Weather Statement | CTP | York | 32 min |
| Aug 20, 6:32 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, York | 43 min |
| Aug 20, 6:35 PM EDT | Special Weather Statement | CTP | York | 25 min |
| Aug 20, 6:41 PM EDT | Areal Flood Advisory | CTP | York | 3 hr |
| Aug 20, 6:59 PM EDT | Special Weather Statement | CTP | York | 31 min |
| Aug 20, 7:00 PM EDT | Mesoscale Discussion | SPC | Adams, York | 2 hr |
| Aug 20, 7:05 PM EDT | Areal Flood Advisory | CTP | York | 3 hr |
| Aug 20, 7:24 PM EDT | Special Weather Statement | CTP | Dauphin | 36 min |
| Aug 20, 7:29 PM EDT | Special Weather Statement | CTP | Lebanon | 31 min |
| Aug 20, 7:39 PM EDT | Special Weather Statement | CTP | York | 36 min |
| Aug 20, 9:09 PM EDT | Special Weather Statement | PBZ | Beaver, Lawrence, Mercer | 51 min |
| Aug 20, 10:00 PM EDT | Special Weather Statement | PBZ | Beaver, Butler, Venango | 45 min |
| Aug 20, 10:06 PM EDT | Special Weather Statement | PBZ | Greene | 39 min |
| Aug 20, 10:10 PM EDT | Special Weather Statement | PBZ | Washington | 35 min |
| Aug 20, 10:18 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 42 min |
| Aug 20, 10:25 PM EDT | Special Weather Statement | PBZ | Allegheny, Washington | 35 min |
| Aug 20, 10:48 PM EDT | Special Weather Statement | PBZ | Clarion | 42 min |
| Aug 20, 10:57 PM EDT | Areal Flood Advisory | PBZ | Beaver, Butler | 91 min |
| Aug 20, 10:59 PM EDT | Special Weather Statement | PBZ | Fayette | 46 min |
| Aug 20, 11:26 PM EDT | Special Weather Statement | PBZ | Armstrong, Westmoreland | 34 min |
| Aug 20, 11:39 PM EDT | Special Weather Statement | PBZ | Fayette, Westmoreland | 36 min |
| Aug 20, 11:52 PM EDT | Special Weather Statement | CTP | Somerset | 68 min |
| Aug 21, 12:54 AM EDT | Special Weather Statement | CTP | Blair, Cambria | 36 min |
| Aug 21, 12:54 AM EDT | Special Weather Statement | PBZ | Indiana | 36 min |
| Aug 21, 3:22 AM EDT | Areal Flood Advisory | CLE | Crawford, Erie | 3 hr |
| Aug 21, 6:33 AM EDT | Areal Flood Advisory | CLE | Crawford | 3 hr |
| Aug 21, 6:42 AM EDT | Special Weather Statement | CTP | Warren | 33 min |
| Aug 21, 8:54 AM EDT | Special Weather Statement | BGM | Pike, Wayne | 36 min |
| Aug 21, 11:31 AM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Chester, Delaware, Lancaster and 6 more | 119 min |
| Aug 21, 3:01 PM EDT | Special Weather Statement | PHI | Berks | 29 min |
| Aug 21, 3:08 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 34 min |
| Aug 21, 3:27 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bucks, Carbon, Chester, Dauphin and 10 more | 4 hr |
| Aug 21, 4:07 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 38 min |
| Aug 21, 7:39 PM EDT | Special Weather Statement | CTP | Lancaster | 36 min |
| Aug 21, 7:58 PM EDT | Special Weather Statement | PHI | Chester | 47 min |
| Aug 22, 2:53 PM EDT | Mesoscale Discussion | SPC | Blair, Cambria, Carbon, Centre, Clearfield, Clinton and 16 more | 2 hr |
| Aug 22, 3:15 PM EDT | Special Weather Statement | PBZ | Westmoreland | 30 min |
| Aug 22, 3:58 PM EDT | Special Weather Statement | CTP | Blair, Cambria | 77 min |
| Aug 22, 4:27 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Huntingdon | 63 min |
| Aug 22, 4:43 PM EDT | Special Weather Statement | CTP | Mifflin | 62 min |
| Aug 22, 5:03 PM EDT | Special Weather Statement | CTP | Columbia | 42 min |
| Aug 22, 5:24 PM EDT | Special Weather Statement | BGM | Luzerne | 51 min |
| Aug 22, 5:26 PM EDT | Special Weather Statement | CTP | Juniata | 34 min |
| Aug 22, 5:33 PM EDT | Special Weather Statement | CTP | Adams | 72 min |
| Aug 22, 5:48 PM EDT | Special Weather Statement | CTP | Schuylkill | 27 min |
| Aug 22, 5:49 PM EDT | Special Weather Statement | PHI | Carbon | 26 min |
| Aug 22, 6:01 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 44 min |
| Aug 22, 6:18 PM EDT | Special Weather Statement | CTP | Adams, York | 72 min |
| Aug 22, 6:27 PM EDT | Special Weather Statement | CTP | Dauphin | 18 min |
| Aug 22, 6:35 PM EDT | Special Weather Statement | CTP | Schuylkill | 25 min |
| Aug 22, 6:43 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 47 min |
| Aug 22, 7:11 PM EDT | Special Weather Statement | CTP | Lancaster | 64 min |
| Aug 22, 7:25 PM EDT | Special Weather Statement | CTP | Lancaster | 20 min |
| Aug 22, 7:26 PM EDT | Special Weather Statement | PHI | Berks | 34 min |
| Aug 22, 7:47 PM EDT | Special Weather Statement | CTP | Lancaster | 28 min |
| Aug 22, 7:56 PM EDT | Special Weather Statement | PHI | Montgomery | 34 min |
| Aug 22, 8:01 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Carbon, Lehigh, Northampton | 2 hr |
| Aug 22, 8:27 PM EDT | Special Weather Statement | PHI | Bucks, Montgomery | 48 min |
| Aug 23, 3:40 PM EDT | Beach Hazards Statement | CLE | Erie | 18 hr |
| Aug 28, 4:07 AM EDT | Beach Hazards Statement | CLE | Erie | 54 hr |
| Aug 31, 9:52 AM EDT | Beach Hazards Statement | CLE | Erie | 12 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 | 151 |
| Tornado Warning | 1 |
| Severe Thunderstorm Watch | 6 |
| Mesoscale Discussion | 15 |
| Special Weather Statement | 335 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 17 |
| River Flood Warning | 1 |
| Flash Flood Watch | 2 |
| Areal Flood Advisory | 68 |
| Heat | |
| Excessive Heat Watch | 1 |
| Heat Advisory | 2 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Advisory | 1 |
| Beach Hazards Statement | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bucks County40
- Berks County38
- Montgomery County36
- Philadelphia County35
- Westmoreland County31
- Luzerne County30
- Lancaster County28
- Northampton County28
- Bradford County26
- Chester County26
- Washington County26
- Wayne County26
- McKean County25
- York County25
- Monroe County25
- Delaware County24
- Allegheny County24
- Mercer County24
- Clearfield County23
- Centre County23
- Carbon County23
- Potter County23
- Indiana County22
- Fayette County22
- Columbia County22
- Schuylkill County21
- Tioga County21
- Lebanon County20
- Susquehanna County20
- Lycoming County19
- Pike County19
- Blair County18
- Montour County18
- Sullivan County18
- Crawford County18
- Lehigh County18
- Clinton County17
- Lackawanna County17
- Erie County17
- Jefferson County16
27 more counties
- Union County16
- Cambria County15
- Mifflin County15
- Wyoming County15
- Dauphin County15
- Venango County15
- Clarion County15
- Armstrong County14
- Adams County14
- Northumberland County14
- Huntingdon County14
- Butler County13
- Warren County13
- Cameron County13
- Forest County12
- Cumberland County11
- Snyder County11
- Elk County11
- Somerset County10
- Lawrence County10
- Juniata County10
- Bedford County9
- Greene County8
- Beaver County8
- Perry County8
- Franklin County7
- Fulton County5
Nearby
Alerts in force nowTornadoes on recordThe radar archive20182020
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.