Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 1998
Severe Thunderstorm Warnings in Pennsylvania, May 1998
100 severe thunderstorm warnings in May 1998. 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 May 1998. Tap one for its archive.
- Severe Thunderstorm Warnings
- 100
- Busiest day
- May 29, 199839 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 |
|---|---|---|---|---|
| May 4, 10:25 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 45 min |
| May 5, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 47 min |
| May 5, 6:55 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 35 min |
| May 5, 7:40 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 50 min |
| May 6, 3:02 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 63 min |
| May 6, 3:06 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 64 min |
| May 16, 4:16 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 64 min |
| May 16, 5:05 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 57 min |
| May 16, 5:08 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 62 min |
| May 16, 5:41 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 49 min |
| May 16, 6:12 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 48 min |
| May 16, 8:26 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 44 min |
| May 19, 7:42 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 58 min |
| May 19, 7:42 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 58 min |
| May 19, 7:59 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 70 min |
| May 24, 6:25 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 50 min |
| May 24, 6:56 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 49 min |
| May 24, 11:23 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 57 min |
| May 25, 2:21 AM EDT | Severe Thunderstorm Warning | PBZ | Forest | 29 min |
| May 25, 5:05 AM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 55 min |
| May 25, 5:37 AM EDT | Severe Thunderstorm Warning | CTP | Centre | 63 min |
| May 25, 5:42 AM EDT | Severe Thunderstorm Warning | CTP | Centre | 58 min |
| May 25, 6:00 AM EDT | Severe Thunderstorm Warning | CTP | Mifflin, Snyder | 50 min |
| May 25, 6:43 AM EDT | Severe Thunderstorm Warning | CTP | Snyder | 17 min |
| May 25, 7:30 AM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 30 min |
| May 25, 7:32 AM EDT | Severe Thunderstorm Warning | PHI | Berks | 63 min |
| May 25, 7:45 AM EDT | Severe Thunderstorm Warning | CTP | Tioga | 35 min |
| May 25, 7:49 AM EDT | Severe Thunderstorm Warning | BGM | Bradford | 61 min |
| May 25, 8:23 AM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 47 min |
| May 25, 8:46 AM EDT | Severe Thunderstorm Warning | PHI | Bucks | 64 min |
| May 25, 9:05 AM EDT | Severe Thunderstorm Warning | PHI | Montgomery, Philadelphia | 50 min |
| May 29, 1:22 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 33 min |
| May 29, 2:17 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 63 min |
| May 29, 2:48 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 62 min |
| May 29, 3:00 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 75 min |
| May 29, 3:24 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 61 min |
| May 29, 3:40 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield | 60 min |
| May 29, 3:44 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 31 min |
| May 29, 3:48 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 72 min |
| May 29, 3:51 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 64 min |
| May 29, 4:03 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 97 min |
| May 29, 4:03 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 97 min |
| May 29, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | Sullivan | 63 min |
| May 29, 4:07 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 53 min |
| May 29, 4:11 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 64 min |
| May 29, 4:15 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 45 min |
| May 29, 4:17 PM EDT | Severe Thunderstorm Warning | BGM | Wayne | 93 min |
| May 29, 4:20 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 55 min |
| May 29, 4:26 PM EDT | Severe Thunderstorm Warning | BGM | Wyoming | 79 min |
| May 29, 4:40 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 90 min |
| May 29, 4:55 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 50 min |
| May 29, 4:58 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 62 min |
| May 29, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland | 64 min |
| May 29, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | Union | 64 min |
| May 29, 5:10 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Clearfield | 60 min |
| May 29, 5:22 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 78 min |
| May 29, 5:23 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 52 min |
| May 29, 5:30 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 65 min |
| May 29, 5:42 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 48 min |
| May 29, 6:07 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 63 min |
| May 29, 6:07 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 53 min |
| May 29, 6:11 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 49 min |
| May 29, 6:20 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Westmoreland | 70 min |
| May 29, 6:24 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 61 min |
| May 29, 6:28 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Perry | 62 min |
| May 29, 6:42 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 63 min |
| May 29, 6:43 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh | 47 min |
| May 29, 6:59 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 31 min |
| May 29, 7:06 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 89 min |
| May 29, 7:06 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 89 min |
| May 29, 8:14 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 46 min |
| May 29, 9:10 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 30 min |
| May 31, 11:34 AM EDT | Severe Thunderstorm Warning | CLE | Erie | 46 min |
| May 31, 12:12 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 48 min |
| May 31, 12:21 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 49 min |
| May 31, 1:24 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 61 min |
| May 31, 3:29 PM EDT | Severe Thunderstorm Warning | CTP | Cameron | 46 min |
| May 31, 3:58 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 32 min |
| May 31, 4:01 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 64 min |
| May 31, 4:25 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 65 min |
| May 31, 5:12 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 48 min |
| May 31, 5:19 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 76 min |
| May 31, 5:32 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 63 min |
| May 31, 5:48 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 32 min |
| May 31, 5:52 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 63 min |
| May 31, 6:13 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 62 min |
| May 31, 6:26 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna | 64 min |
| May 31, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 61 min |
| May 31, 6:45 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 65 min |
| May 31, 6:48 PM EDT | Severe Thunderstorm Warning | PBZ | Forest, Mercer, Venango | 57 min |
| May 31, 6:50 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 65 min |
| May 31, 6:56 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 64 min |
| May 31, 6:59 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 51 min |
| May 31, 7:07 PM EDT | Severe Thunderstorm Warning | CTP | Elk, McKean | 63 min |
| May 31, 7:20 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 65 min |
| May 31, 7:20 PM EDT | Severe Thunderstorm Warning | CTP | Cameron | 65 min |
| May 31, 7:20 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 55 min |
| May 31, 7:23 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 62 min |
| May 31, 7:33 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 57 min |
| May 31, 7:56 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 64 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Westmoreland County5
- Washington County5
- Erie County5
- Somerset County4
- McKean County4
- Clearfield County4
- Tioga County4
- Allegheny County4
- Fayette County4
- Centre County4
- Potter County4
- Lancaster County3
- Butler County3
- Bradford County3
- Crawford County3
- Cameron County3
- Lackawanna County3
- Luzerne County3
- Huntingdon County2
- Cambria County2
- Greene County2
- Forest County2
- Snyder County2
- Schuylkill County2
- Montgomery County2
- Elk County2
- Susquehanna County2
- Lycoming County2
- Sullivan County2
- Indiana County2
- Wayne County2
- Pike County2
- Beaver County2
- Dauphin County2
- Warren County2
- Bedford County1
- Mifflin County1
- Berks County1
- Bucks County1
- Philadelphia County1
22 more counties
- Clinton County1
- Jefferson County1
- Armstrong County1
- Wyoming County1
- Columbia County1
- Montour County1
- Northumberland County1
- Union County1
- Blair County1
- Cumberland County1
- Franklin County1
- Perry County1
- Lebanon County1
- Lehigh County1
- York County1
- Adams County1
- Chester County1
- Delaware County1
- Carbon County1
- Mercer County1
- Venango County1
- Clarion County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.