Alert archive / Pennsylvania / 2007
Weather alerts in Pennsylvania, August 2007
274 weather alerts in August 2007, 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 2007. Tap one for its archive.
- Alerts
- 274
- Warnings
- 222
- Watches
- 17
- Advisories
- 13
- Busiest day
- August 9, 200757 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 2, 3:46 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 29 min |
| Aug 2, 5:17 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 28 min |
| Aug 3, 12:56 PM EDT | Severe Thunderstorm Watch | SPC | Bradford, Cameron, Clinton, Elk, Lycoming, McKean and 5 more | 9 hr |
| Aug 3, 2:12 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 63 min |
| Aug 3, 2:29 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 46 min |
| Aug 3, 2:42 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 63 min |
| Aug 3, 3:22 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 53 min |
| Aug 3, 3:24 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 31 min |
| Aug 3, 3:33 PM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Chester, Delaware, Lancaster, Lehigh and 4 more | 87 min |
| Aug 3, 3:44 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 61 min |
| Aug 3, 3:56 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 64 min |
| Aug 3, 4:10 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 65 min |
| Aug 3, 4:57 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 63 min |
| Aug 3, 4:58 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 62 min |
| Aug 3, 5:02 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 58 min |
| Aug 3, 5:27 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna | 63 min |
| Aug 3, 5:45 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 60 min |
| Aug 3, 6:01 PM EDT | Mesoscale Discussion | SPC | Bradford, Cameron, Clinton, Columbia, Lackawanna, Luzerne and 11 more | 59 min |
| Aug 3, 6:30 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 60 min |
| Aug 3, 7:01 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 59 min |
| Aug 3, 7:28 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 62 min |
| Aug 3, 7:32 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 28 min |
| Aug 3, 7:41 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 64 min |
| Aug 3, 8:44 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 76 min |
| Aug 3, 10:03 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 57 min |
| Aug 3, 11:56 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 49 min |
| Aug 5, 3:50 PM EDT | Excessive Heat Watch | PHI | Delaware, Philadelphia | 23 hr |
| Aug 6, 12:38 AM EDT | Areal Flood Advisory | PBZ | Allegheny | 3 hr |
| Aug 6, 1:04 AM EDT | Areal Flood Advisory | PBZ | Westmoreland | 3 hr |
| Aug 6, 1:26 AM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Aug 6, 1:48 AM EDT | Flash Flood Warning | PBZ | Westmoreland | 3 hr |
| Aug 6, 1:43 PM EDT | Heat Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more | 28 hr |
| Aug 6, 3:02 PM EDT | Excessive Heat Warning | PHI | Delaware, Philadelphia | 53 hr |
| Aug 6, 3:02 PM EDT | Heat Advisory | PHI | Berks, Lehigh, Northampton | 29 hr |
| Aug 7, 10:27 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 10 more | 2 hr |
| Aug 7, 10:51 AM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 54 min |
| Aug 7, 11:14 AM EDT | Severe Thunderstorm Warning | CLE | Crawford | 61 min |
| Aug 7, 12:07 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 23 min |
| Aug 7, 12:35 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 40 min |
| Aug 7, 2:52 PM EDT | Heat Advisory | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Fulton and 10 more | 28 hr |
| Aug 7, 3:31 PM EDT | Heat Advisory | PHI | Berks, Lehigh, Northampton | 28 hr |
| Aug 7, 4:03 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 57 min |
| Aug 7, 6:37 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 53 min |
| Aug 7, 7:05 PM EDT | Flash Flood Warning | PBZ | Jefferson | 3 hr |
| Aug 7, 8:50 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 55 min |
| Aug 7, 9:35 PM EDT | Flash Flood Warning | CLE | Erie | 4 hr |
| Aug 7, 9:44 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 46 min |
| Aug 7, 9:55 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 35 min |
| Aug 7, 10:05 PM EDT | Tornado Warning | CTP | Centre, Clinton | 25 min |
| Aug 7, 10:20 PM EDT | Severe Thunderstorm Warning | CTP | Union | 55 min |
| Aug 7, 10:27 PM EDT | Tornado Warning | CTP | Union | 33 min |
| Aug 7, 10:49 PM EDT | Flash Flood Warning | CTP | McKean, Warren | 116 min |
| Aug 7, 10:58 PM EDT | Severe Thunderstorm Warning | CTP | Snyder | 32 min |
| Aug 7, 11:08 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 52 min |
| Aug 7, 11:48 PM EDT | Flash Flood Warning | CTP | Cameron, Elk, Potter | 5 hr |
| Aug 7, 11:55 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Schuylkill | 50 min |
| Aug 8, 12:19 AM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 56 min |
| Aug 8, 12:38 AM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 52 min |
| Aug 8, 12:39 AM EDT | Flash Flood Warning | CTP | McKean, Warren | 4 hr |
| Aug 8, 1:15 AM EDT | Severe Thunderstorm Warning | PHI | Carbon | 60 min |
| Aug 8, 1:21 AM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 39 min |
| Aug 8, 1:24 AM EDT | Areal Flood Warning | CLE | Erie | 6 hr |
| Aug 8, 1:42 AM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 63 min |
| Aug 8, 1:45 AM EDT | Severe Thunderstorm Warning | CTP | Cambria | 30 min |
| Aug 8, 1:58 AM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 47 min |
| Aug 8, 1:59 AM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 46 min |
| Aug 8, 2:09 AM EDT | Severe Thunderstorm Warning | PHI | Carbon | 40 min |
| Aug 8, 2:34 AM EDT | Mesoscale Discussion | SPC | Bedford, Berks, Blair, Bucks, Carbon, Cumberland and 12 more | 86 min |
| Aug 8, 2:57 AM EDT | Severe Thunderstorm Warning | PHI | Northampton | 18 min |
| Aug 8, 10:18 AM EDT | Heat Advisory | PBZ | Allegheny, Beaver, Greene, Washington | 10 hr |
| Aug 8, 1:14 PM EDT | Mesoscale Discussion | SPC | Beaver, Fayette, Greene, Washington | 91 min |
| Aug 8, 1:47 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 58 min |
| Aug 8, 2:44 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 61 min |
| Aug 8, 2:49 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 56 min |
| Aug 8, 2:53 PM EDT | Severe Thunderstorm Watch | SPC | Fayette, Greene, Washington | 6 hr |
| Aug 8, 3:05 PM EDT | Flash Flood Watch | CLE | Crawford, Erie | 31 hr |
| Aug 8, 5:53 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 67 min |
| Aug 8, 6:23 PM EDT | Mesoscale Discussion | SPC | Fayette, Greene | 67 min |
| Aug 9, 8:16 AM EDT | Areal Flood Advisory | PBZ | Allegheny | 3 hr |
| Aug 9, 8:26 AM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Westmoreland | 34 min |
| Aug 9, 8:39 AM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 51 min |
| Aug 9, 8:45 AM EDT | Flash Flood Warning | PBZ | Allegheny | 2 hr |
| Aug 9, 8:47 AM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 58 min |
| Aug 9, 8:47 AM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Cumberland, Franklin, Fulton, Huntingdon and 1 more | 58 min |
| Aug 9, 8:59 AM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 46 min |
| Aug 9, 9:04 AM EDT | Flash Flood Warning | PBZ | Westmoreland | 3 hr |
| Aug 9, 9:23 AM EDT | Flash Flood Warning | PBZ | Indiana | 2 hr |
| Aug 9, 9:29 AM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair | 61 min |
| Aug 9, 9:37 AM EDT | Flash Flood Warning | CTP | Cambria | 4 hr |
| Aug 9, 9:43 AM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 32 min |
| Aug 9, 9:47 AM EDT | Severe Thunderstorm Watch | SPC | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 13 more | 6 hr |
| Aug 9, 10:08 AM EDT | Severe Thunderstorm Warning | CTP | Fulton, Huntingdon | 67 min |
| Aug 9, 10:33 AM EDT | Severe Thunderstorm Warning | CTP | Bedford | 27 min |
| Aug 9, 10:38 AM EDT | Severe Thunderstorm Warning | CTP | Franklin | 67 min |
| Aug 9, 10:51 AM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Perry | 54 min |
| Aug 9, 11:28 AM EDT | Severe Thunderstorm Warning | CTP | Adams | 47 min |
| Aug 9, 11:47 AM EDT | Flash Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 15 hr |
| Aug 9, 11:54 AM EDT | Mesoscale Discussion | SPC | Allegheny, Beaver, Butler, Fayette, Greene, Lawrence and 3 more | 2 hr |
| Aug 9, 1:22 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 11 more | 7 hr |
| Aug 9, 1:42 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 63 min |
| Aug 9, 1:50 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 55 min |
| Aug 9, 2:09 PM EDT | Flash Flood Warning | PBZ | Beaver | 3 hr |
| Aug 9, 2:19 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Washington | 71 min |
| Aug 9, 2:28 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 62 min |
| Aug 9, 2:32 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Aug 9, 2:35 PM EDT | Tornado Warning | PBZ | Allegheny | 37 min |
| Aug 9, 2:41 PM EDT | Mesoscale Discussion | SPC | Bedford, Cambria, Fayette, Franklin, Fulton, Indiana and 2 more | 94 min |
| Aug 9, 2:45 PM EDT | Flash Flood Warning | PBZ | Washington | 3 hr |
| Aug 9, 2:56 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 94 min |
| Aug 9, 3:15 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 9 hr |
| Aug 9, 3:26 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 64 min |
| Aug 9, 3:26 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 64 min |
| Aug 9, 3:47 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 58 min |
| Aug 9, 3:47 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 58 min |
| Aug 9, 3:49 PM EDT | Flash Flood Warning | PBZ | Fayette | 8 hr |
| Aug 9, 4:21 PM EDT | Flash Flood Watch | PHI | Carbon, Lehigh, Monroe, Northampton | 18 hr |
| Aug 9, 4:24 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 66 min |
| Aug 9, 4:30 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 60 min |
| Aug 9, 4:58 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 62 min |
| Aug 9, 5:03 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 4 more | 87 min |
| Aug 9, 5:16 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 59 min |
| Aug 9, 5:24 PM EDT | Flash Flood Warning | PBZ | Allegheny | 7 hr |
| Aug 9, 5:31 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 59 min |
| Aug 9, 5:42 PM EDT | Flash Flood Warning | PBZ | Washington | 4 hr |
| Aug 9, 5:53 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 52 min |
| Aug 9, 6:03 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 46 min |
| Aug 9, 6:08 PM EDT | Flash Flood Warning | PBZ | Beaver, Lawrence, Mercer | 4 hr |
| Aug 9, 6:22 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 38 min |
| Aug 9, 6:25 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 35 min |
| Aug 9, 6:29 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 61 min |
| Aug 9, 6:56 PM EDT | Severe Thunderstorm Warning | CTP | York | 64 min |
| Aug 9, 7:23 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Berks and 49 more | 67 min |
| Aug 9, 7:24 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 66 min |
| Aug 9, 7:34 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 56 min |
| Aug 9, 7:56 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 64 min |
| Aug 16, 4:12 AM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 63 min |
| Aug 17, 12:10 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Lycoming | 65 min |
| Aug 17, 12:42 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 93 min |
| Aug 17, 12:56 PM EDT | Tornado Warning | CTP | Lycoming | 34 min |
| Aug 17, 1:13 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 21 more | 92 min |
| Aug 17, 1:14 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour | 61 min |
| Aug 17, 1:19 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 26 min |
| Aug 17, 1:23 PM EDT | Tornado Warning | CTP | Columbia, Montour | 52 min |
| Aug 17, 1:34 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 56 min |
| Aug 17, 1:37 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 53 min |
| Aug 17, 1:37 PM EDT | Severe Thunderstorm Watch | SPC | Berks, Bucks, Carbon, Chester, Columbia, Delaware and 14 more | 6 hr |
| Aug 17, 1:48 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 72 min |
| Aug 17, 1:56 PM EDT | Tornado Warning | CTP | Schuylkill | 34 min |
| Aug 17, 2:03 PM EDT | Tornado Warning | BGM | Luzerne | 23 min |
| Aug 17, 2:07 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 68 min |
| Aug 17, 2:13 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 62 min |
| Aug 17, 2:14 PM EDT | Tornado Warning | PHI | Chester | 46 min |
| Aug 17, 2:19 PM EDT | Tornado Warning | PHI | Carbon | 26 min |
| Aug 17, 2:20 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 70 min |
| Aug 17, 2:24 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 44 min |
| Aug 17, 2:28 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 62 min |
| Aug 17, 2:36 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 54 min |
| Aug 17, 2:41 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 79 min |
| Aug 17, 2:43 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 62 min |
| Aug 17, 2:45 PM EDT | Tornado Warning | PHI | Carbon, Northampton | 45 min |
| Aug 17, 2:54 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 66 min |
| Aug 17, 3:41 PM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Chester, Columbia, Delaware and 8 more | 94 min |
| Aug 17, 4:42 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 19 min |
| Aug 17, 4:45 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 60 min |
| Aug 17, 4:51 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 43 min |
| Aug 17, 5:17 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 58 min |
| Aug 17, 7:56 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 19 min |
| Aug 17, 7:57 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 63 min |
| Aug 17, 8:19 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 56 min |
| Aug 17, 8:35 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 55 min |
| Aug 17, 8:49 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wyoming | 56 min |
| Aug 17, 9:34 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 56 min |
| Aug 20, 2:26 AM EDT | Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 38 hr |
| Aug 20, 10:45 AM EDT | Flash Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 16 more | 29 hr |
| Aug 20, 11:41 AM EDT | Flash Flood Warning | PBZ | Beaver, Lawrence | 3 hr |
| Aug 20, 11:56 AM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 49 min |
| Aug 20, 12:18 PM EDT | Flash Flood Warning | PBZ | Butler | 3 hr |
| Aug 20, 12:18 PM EDT | Mesoscale Discussion | SPC | Greene, Washington | 117 min |
| Aug 20, 1:03 PM EDT | Flash Flood Warning | PBZ | Armstrong | 12 min |
| Aug 20, 1:10 PM EDT | Flash Flood Warning | PBZ | Armstrong | 3 hr |
| Aug 20, 1:19 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 4 more | 7 hr |
| Aug 20, 1:49 PM EDT | Flash Flood Warning | PBZ | Indiana | 3 hr |
| Aug 20, 2:15 PM EDT | Flash Flood Warning | CTP | Blair, Cambria | 6 hr |
| Aug 20, 3:32 PM EDT | Flash Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 23 hr |
| Aug 20, 3:33 PM EDT | Flash Flood Warning | CTP | Somerset | 5 hr |
| Aug 20, 4:24 PM EDT | Mesoscale Discussion | SPC | Allegheny, Beaver, Fayette, Greene, Washington, Westmoreland | 66 min |
| Aug 20, 5:46 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 30 min |
| Aug 20, 7:11 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Franklin, Fulton, Somerset, York | 94 min |
| Aug 23, 9:57 AM EDT | Areal Flood Advisory | CLE | Erie | 7 days |
| Aug 23, 10:39 AM EDT | Flash Flood Warning | CLE | Erie | 3 hr |
| Aug 23, 10:55 AM EDT | Severe Thunderstorm Warning | CLE | Crawford | 80 min |
| Aug 23, 11:17 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Cameron, Clarion and 12 more | 88 min |
| Aug 23, 12:32 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 58 min |
| Aug 23, 1:29 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 61 min |
| Aug 23, 2:04 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 56 min |
| Aug 23, 2:16 PM EDT | Tornado Warning | PBZ | Indiana | 44 min |
| Aug 23, 2:23 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 37 min |
| Aug 23, 2:34 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 56 min |
| Aug 23, 2:43 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler | 62 min |
| Aug 23, 2:43 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 14 more | 6 hr |
| Aug 23, 2:59 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 61 min |
| Aug 23, 3:01 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 59 min |
| Aug 23, 3:08 PM EDT | Areal Flood Advisory | PBZ | Indiana | 3 hr |
| Aug 23, 3:13 PM EDT | Areal Flood Advisory | PBZ | Armstrong, Butler | 3 hr |
| Aug 23, 3:46 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 29 min |
| Aug 23, 4:05 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 55 min |
| Aug 23, 4:06 PM EDT | Flash Flood Warning | PBZ | Indiana | 3 hr |
| Aug 23, 4:07 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 38 min |
| Aug 23, 4:10 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 35 min |
| Aug 23, 4:16 PM EDT | Flash Flood Warning | PBZ | Armstrong | 3 hr |
| Aug 23, 4:18 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 57 min |
| Aug 23, 4:26 PM EDT | Flash Flood Warning | CTP | Cambria | 3 hr |
| Aug 23, 4:28 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 32 min |
| Aug 23, 4:41 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 34 min |
| Aug 23, 4:46 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 44 min |
| Aug 23, 5:19 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 56 min |
| Aug 23, 5:30 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 15 more | 60 min |
| Aug 24, 4:24 AM EDT | Excessive Heat Watch | PHI | Delaware, Philadelphia | 11 hr |
| Aug 24, 3:13 PM EDT | Heat Advisory | CTP | Adams, Clinton, Columbia, Cumberland, Dauphin, Franklin and 12 more | 29 hr |
| Aug 24, 3:32 PM EDT | Excessive Heat Warning | PHI | Delaware, Philadelphia | 28 hr |
| Aug 24, 3:32 PM EDT | Heat Advisory | PHI | Berks, Lehigh, Northampton | 28 hr |
| Aug 24, 4:13 PM EDT | Mesoscale Discussion | SPC | Bradford, Cameron, Clarion, Clearfield, Clinton, Crawford and 9 more | 92 min |
| Aug 24, 5:18 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 57 min |
| Aug 24, 9:02 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 22 min |
| Aug 25, 1:58 PM EDT | Severe Thunderstorm Watch | SPC | Bradford, Susquehanna, Wyoming | 8 hr |
| Aug 25, 2:57 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Clearfield and 13 more | 93 min |
| Aug 25, 4:19 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 56 min |
| Aug 25, 4:39 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 81 min |
| Aug 25, 4:41 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 37 min |
| Aug 25, 4:46 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Northumberland | 59 min |
| Aug 25, 4:50 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 40 min |
| Aug 25, 4:55 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 35 min |
| Aug 25, 5:18 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 87 min |
| Aug 25, 5:36 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin | 69 min |
| Aug 25, 5:41 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 64 min |
| Aug 25, 5:58 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 47 min |
| Aug 25, 5:58 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Berks and 44 more | 5 hr |
| Aug 25, 6:08 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 97 min |
| Aug 25, 6:17 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 58 min |
| Aug 25, 6:27 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 63 min |
| Aug 25, 6:33 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 57 min |
| Aug 25, 6:35 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Northumberland | 55 min |
| Aug 25, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | York | 61 min |
| Aug 25, 6:59 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 61 min |
| Aug 25, 7:03 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 42 min |
| Aug 25, 7:15 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 75 min |
| Aug 25, 7:21 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 39 min |
| Aug 25, 7:24 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 81 min |
| Aug 25, 7:33 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 26 min |
| Aug 25, 7:40 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 65 min |
| Aug 25, 7:42 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 48 min |
| Aug 25, 7:53 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 67 min |
| Aug 25, 7:58 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 55 min |
| Aug 25, 8:00 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 60 min |
| Aug 25, 8:17 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 58 min |
| Aug 25, 8:26 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 79 min |
| Aug 25, 8:29 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 46 min |
| Aug 25, 8:40 PM EDT | Flash Flood Warning | CTP | Schuylkill | 3 hr |
| Aug 25, 8:55 PM EDT | Flash Flood Warning | PHI | Carbon | 4 hr |
| Aug 25, 8:55 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh | 65 min |
| Aug 25, 9:11 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 15 more | 94 min |
| Aug 25, 9:20 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 55 min |
| Aug 30, 2:20 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Bedford, Blair, Bradford, Cambria and 26 more | 115 min |
| Aug 30, 2:33 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 57 min |
| Aug 30, 3:06 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 54 min |
| Aug 30, 3:16 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 59 min |
| Aug 30, 3:32 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 28 min |
| Aug 30, 3:47 PM EDT | Flash Flood Warning | CTP | Tioga | 3 hr |
| Aug 30, 3:49 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 56 min |
| Aug 30, 4:15 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 60 min |
| Aug 30, 4:49 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair | 56 min |
| Aug 30, 5:08 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 37 min |
| Aug 30, 5:18 PM EDT | Tornado Warning | CTP | Blair | 42 min |
| Aug 30, 8:26 PM EDT | Flash Flood Warning | CTP | Somerset | 3 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Westmoreland County28
- Allegheny County27
- Indiana County24
- Washington County24
- Fayette County23
- Greene County23
- Beaver County22
- Northampton County21
- Armstrong County20
- Carbon County19
- Cambria County19
- Lehigh County18
- Butler County18
- Bedford County17
- Lawrence County17
- Schuylkill County17
- Somerset County16
- Monroe County15
- Adams County15
- Columbia County15
- Franklin County15
- Blair County15
- Jefferson County15
- Clearfield County14
- York County14
- Cumberland County14
- Huntingdon County13
- Clinton County13
- Berks County13
- Lancaster County13
- Dauphin County13
- Fulton County13
- Lycoming County12
- Lebanon County12
- Mercer County12
- McKean County11
- Tioga County11
- Delaware County11
- Luzerne County11
- Perry County11
27 more counties
- Northumberland County11
- Potter County10
- Philadelphia County10
- Montour County10
- Venango County10
- Snyder County10
- Clarion County10
- Forest County10
- Bradford County9
- Elk County9
- Chester County9
- Crawford County9
- Union County9
- Juniata County9
- Mifflin County9
- Cameron County8
- Susquehanna County8
- Bucks County8
- Erie County8
- Centre County8
- Sullivan County7
- Wayne County7
- Pike County7
- Montgomery County7
- Warren County7
- Wyoming County6
- Lackawanna County6
Nearby
Alerts in force nowTornadoes on recordThe radar archive20062008
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.