Alert archive / Pennsylvania / Tornado Watches
Tornado Watches in Pennsylvania, 1998
10 tornado watches in 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 tornado watches reaches back to 1997.
Tornado Watches by county
Each county as a circle sized by its count in 1998. Tap one for its archive.
- Tornado Watches
- 10
- Busiest month
- May4 tornado watches
- Busiest day
- May 31, 19984 tornado watches
Over time
By month
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 |
|---|---|---|---|---|
| Apr 1, 7:15 PM EST | Tornado Watch | SPC | Adams, Chester, Delaware, Lancaster, Montgomery, Philadelphia and 1 more | 5 hr |
| May 31, 3:00 PM EDT | Tornado Watch | SPC | Bradford, Susquehanna, Wayne, Wyoming | 5 hr |
| May 31, 3:30 PM EDT | Tornado Watch | SPC | Beaver, Butler, Cameron, Clarion, Crawford, Elk and 10 more | 7 hr |
| May 31, 5:00 PM EDT | Tornado Watch | SPC | Berks, Bucks, Carbon, Centre, Chester, Clinton and 25 more | 5 hr |
| May 31, 6:30 PM EDT | Tornado Watch | SPC | Allegheny, Armstrong, Bedford, Blair, Cambria, Clearfield and 7 more | 7 hr |
| May 31, 8:00 PM EDT | Tornado Watch | SPC | Bradford, Susquehanna, Wayne | 6 hr |
| May 31, 10:00 PM EDT | Tornado Watch | SPC | Berks, Bucks, Carbon, Chester, Columbia, Dauphin and 15 more | 6 hr |
| Jun 2, 4:15 PM EDT | Tornado Watch | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 24 more | 6 hr |
| Jun 2, 5:15 PM EDT | Tornado Watch | SPC | Adams, Berks, Bradford, Bucks, Carbon, Centre and 33 more | 6 hr |
| Aug 25, 4:45 PM EDT | Tornado Watch | SPC | Greene | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Chester County4
- Lancaster County4
- Montgomery County4
- Philadelphia County4
- Wyoming County4
- Bradford County3
- Susquehanna County3
- Wayne County3
- Berks County3
- Bucks County3
- Carbon County3
- Centre County3
- Clinton County3
- Columbia County3
- Dauphin County3
- Huntingdon County3
- Lackawanna County3
- Lebanon County3
- Lehigh County3
- Luzerne County3
- Monroe County3
- Montour County3
- Northampton County3
- Northumberland County3
- Pike County3
- Schuylkill County3
- Sullivan County3
- Greene County3
- Adams County2
- Delaware County2
- York County2
- Beaver County2
- Butler County2
- Cameron County2
- Clarion County2
- Crawford County2
- Elk County2
- Erie County2
- Forest County2
- Jefferson County2
27 more counties
- Lawrence County2
- McKean County2
- Mercer County2
- Potter County2
- Tioga County2
- Venango County2
- Warren County2
- Cumberland County2
- Juniata County2
- Lycoming County2
- Mifflin County2
- Perry County2
- Snyder County2
- Union County2
- Allegheny County2
- Armstrong County2
- Bedford County2
- Blair County2
- Cambria County2
- Clearfield County2
- Fayette County2
- Indiana County2
- Somerset County2
- Washington County2
- Westmoreland County2
- Fulton County1
- Franklin County1
The busiest days
Days with the most alerts issued, by UTC date.
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.