Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 1997
Severe Thunderstorm Warnings in Pennsylvania, August 1997
90 severe thunderstorm warnings in August 1997. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 1997. Tap one for its archive.
- Severe Thunderstorm Warnings
- 90
- Busiest day
- August 16, 199749 severe thunderstorm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 5:47 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland | 33 min |
| Aug 4, 5:54 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 61 min |
| Aug 5, 6:31 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 64 min |
| Aug 5, 6:41 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 64 min |
| Aug 11, 6:00 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 50 min |
| Aug 12, 4:29 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 61 min |
| Aug 12, 5:36 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 69 min |
| Aug 12, 8:39 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 36 min |
| Aug 12, 8:55 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 50 min |
| Aug 12, 10:23 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 52 min |
| Aug 13, 5:02 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster | 58 min |
| Aug 15, 5:38 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 52 min |
| Aug 15, 6:20 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 40 min |
| Aug 15, 6:30 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 30 min |
| Aug 15, 7:08 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 47 min |
| Aug 15, 7:31 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 49 min |
| Aug 15, 8:43 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 62 min |
| Aug 16, 3:23 AM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Lawrence | 52 min |
| Aug 16, 3:41 AM EDT | Severe Thunderstorm Warning | PBZ | Butler | 49 min |
| Aug 16, 11:18 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 57 min |
| Aug 16, 11:32 AM EDT | Severe Thunderstorm Warning | CTP | Warren | 58 min |
| Aug 16, 11:39 AM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 66 min |
| Aug 16, 12:08 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 67 min |
| Aug 16, 12:10 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 65 min |
| Aug 16, 12:26 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 59 min |
| Aug 16, 12:35 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 55 min |
| Aug 16, 12:37 PM EDT | Severe Thunderstorm Warning | PBZ | Forest | 68 min |
| Aug 16, 12:40 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 65 min |
| Aug 16, 12:43 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 62 min |
| Aug 16, 12:46 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 29 min |
| Aug 16, 12:48 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 57 min |
| Aug 16, 1:12 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Potter | 58 min |
| Aug 16, 1:26 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 59 min |
| Aug 16, 1:38 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 52 min |
| Aug 16, 1:43 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 62 min |
| Aug 16, 1:43 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 62 min |
| Aug 16, 2:01 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 64 min |
| Aug 16, 2:10 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 60 min |
| Aug 16, 2:13 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 62 min |
| Aug 16, 2:17 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 63 min |
| Aug 16, 2:24 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 31 min |
| Aug 16, 2:41 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 64 min |
| Aug 16, 2:49 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Wyoming | 71 min |
| Aug 16, 2:49 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 71 min |
| Aug 16, 3:04 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming, Montour, Northumberland | 61 min |
| Aug 16, 3:04 PM EDT | Severe Thunderstorm Warning | CTP | Clinton, Union | 61 min |
| Aug 16, 3:22 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland, Snyder | 63 min |
| Aug 16, 3:22 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 63 min |
| Aug 16, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 40 min |
| Aug 16, 3:52 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 68 min |
| Aug 16, 3:58 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 62 min |
| Aug 16, 4:11 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 44 min |
| Aug 16, 4:11 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 44 min |
| Aug 16, 5:02 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 63 min |
| Aug 16, 5:03 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 57 min |
| Aug 16, 5:46 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 59 min |
| Aug 16, 6:32 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Venango | 58 min |
| Aug 16, 6:40 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 65 min |
| Aug 16, 7:03 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 57 min |
| Aug 16, 7:03 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 57 min |
| Aug 16, 7:08 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 67 min |
| Aug 16, 7:14 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 61 min |
| Aug 16, 7:35 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Lawrence | 55 min |
| Aug 16, 7:36 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 64 min |
| Aug 16, 7:42 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 63 min |
| Aug 16, 8:01 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 64 min |
| Aug 16, 8:03 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 57 min |
| Aug 16, 8:14 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 61 min |
| Aug 16, 8:24 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong | 66 min |
| Aug 16, 8:45 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 90 min |
| Aug 16, 8:48 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 27 min |
| Aug 16, 8:50 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 60 min |
| Aug 16, 8:57 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 53 min |
| Aug 16, 9:04 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 61 min |
| Aug 16, 9:15 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 2 hr |
| Aug 16, 9:28 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 2 hr |
| Aug 16, 9:34 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 26 min |
| Aug 16, 9:43 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 22 min |
| Aug 16, 10:05 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 50 min |
| Aug 16, 10:09 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 61 min |
| Aug 16, 10:18 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Montgomery, Philadelphia | 42 min |
| Aug 16, 11:01 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour | 64 min |
| Aug 16, 11:25 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 35 min |
| Aug 17, 4:45 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 60 min |
| Aug 17, 5:12 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 58 min |
| Aug 17, 5:29 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 61 min |
| Aug 28, 4:45 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 60 min |
| Aug 28, 4:54 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour | 46 min |
| Aug 28, 5:03 PM EDT | Severe Thunderstorm Warning | CTP | York | 62 min |
| Aug 28, 5:42 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 63 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lawrence County4
- Butler County4
- Columbia County4
- Bedford County3
- Somerset County3
- Washington County3
- Allegheny County3
- Erie County3
- Westmoreland County3
- Beaver County3
- Mercer County3
- Venango County3
- Armstrong County3
- Jefferson County3
- Clearfield County3
- Clinton County3
- Centre County3
- Montour County3
- Schuylkill County3
- York County2
- Huntingdon County2
- Tioga County2
- Crawford County2
- Lancaster County2
- Mifflin County2
- Lackawanna County2
- Luzerne County2
- Warren County2
- McKean County2
- Clarion County2
- Potter County2
- Lycoming County2
- Susquehanna County2
- Northumberland County2
- Wayne County2
- Bucks County2
- Cumberland County1
- Adams County1
- Franklin County1
- Dauphin County1
22 more counties
- Cambria County1
- Forest County1
- Elk County1
- Cameron County1
- Bradford County1
- Sullivan County1
- Wyoming County1
- Union County1
- Snyder County1
- Carbon County1
- Monroe County1
- Pike County1
- Lehigh County1
- Northampton County1
- Berks County1
- Indiana County1
- Fayette County1
- Greene County1
- Delaware County1
- Montgomery County1
- Philadelphia County1
- Fulton County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19961998
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.