Alert archive / Pennsylvania / Tornado Watches
Tornado Watches in Pennsylvania, 2023
5 tornado watches in 2023. 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 2023. Tap one for its archive.
- Tornado Watches
- 5
- Busiest month
- August4 tornado watches
- Busiest day
- August 7, 20233 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, 5:30 PM EDT | Tornado Watch | SPC | Bucks, Chester, Delaware, Montgomery, Philadelphia | 5 hr |
| Aug 7, 10:57 AM EDT | Tornado Watch | SPC | Fayette, Greene, Washington | 7 hr |
| Aug 7, 1:20 PM EDT | Tornado Watch | SPC | Adams, Bedford, Blair, Cambria, Cameron, Centre and 24 more | 11 hr |
| Aug 7, 3:13 PM EDT | Tornado Watch | SPC | Berks, Bradford, Bucks, Carbon, Chester, Delaware and 11 more | 8 hr |
| Aug 12, 12:50 PM EDT | Tornado Watch | SPC | Allegheny, Armstrong, Beaver, Blair, Bradford, Butler and 38 more | 8 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bucks County2
- Chester County2
- Delaware County2
- Montgomery County2
- Philadelphia County2
- Fayette County2
- Washington County2
- Blair County2
- Cambria County2
- Cameron County2
- Centre County2
- Clearfield County2
- Clinton County2
- Columbia County2
- Huntingdon County2
- Juniata County2
- Lycoming County2
- Mifflin County2
- Montour County2
- Northumberland County2
- Potter County2
- Snyder County2
- Sullivan County2
- Tioga County2
- Union County2
- Bradford County2
- Lackawanna County2
- Luzerne County2
- Pike County2
- Susquehanna County2
- Wayne County2
- Wyoming County2
- Greene County1
- Adams County1
- Bedford County1
- Cumberland County1
- Dauphin County1
- Franklin County1
- Fulton County1
- Lancaster County1
27 more counties
- Lebanon County1
- Perry County1
- Schuylkill County1
- Somerset County1
- York County1
- Berks County1
- Carbon County1
- Lehigh County1
- Monroe County1
- Northampton County1
- Allegheny County1
- Armstrong County1
- Beaver County1
- Butler County1
- Clarion County1
- Crawford County1
- Elk County1
- Erie County1
- Forest County1
- Indiana County1
- Jefferson County1
- Lawrence County1
- McKean County1
- Mercer County1
- Venango County1
- Warren County1
- Westmoreland County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.