Alert archive / Pennsylvania / Severe Thunderstorm Watches / 2003
Severe Thunderstorm Watches in Pennsylvania, August 2003
12 severe thunderstorm watches in August 2003. 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 watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in August 2003. Tap one for its archive.
- Severe Thunderstorm Watches
- 12
- Busiest day
- August 27, 20034 severe thunderstorm watches
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 16, 1:25 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Bradford, Butler, Cameron and 21 more | 6 hr |
| Aug 16, 2:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Beaver, Crawford, Greene, Lawrence, Mercer and 1 more | 6 hr |
| Aug 22, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | Bucks, Chester, Delaware, Montgomery, Northampton, Philadelphia and 1 more | 7 hr |
| Aug 26, 9:10 AM EDT | Severe Thunderstorm Watch | SPC | Armstrong, Beaver, Butler, Cameron, Clarion, Clearfield and 14 more | 5 hr |
| Aug 26, 1:05 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 17 more | 5 hr |
| Aug 26, 9:20 PM EDT | Severe Thunderstorm Watch | SPC | Fayette, Greene, Washington | 6 hr |
| Aug 27, 9:40 AM EDT | Severe Thunderstorm Watch | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 31 more | 5 hr |
| Aug 27, 2:05 PM EDT | Severe Thunderstorm Watch | SPC | Fayette, Greene, Washington, Westmoreland | 5 hr |
| Aug 27, 3:30 PM EDT | Severe Thunderstorm Watch | SPC | Bedford, Franklin, Fulton, Somerset | 7 hr |
| Aug 29, 2:05 PM EDT | Severe Thunderstorm Watch | SPC | Armstrong, Beaver, Butler, Cameron, Centre, Clarion and 14 more | 5 hr |
| Aug 29, 3:50 PM EDT | Severe Thunderstorm Watch | SPC | Berks, Bucks, Chester, Delaware, Lancaster, Lebanon and 3 more | 5 hr |
| Aug 30, 1:45 PM EDT | Severe Thunderstorm Watch | SPC | Delaware | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Beaver County6
- Armstrong County5
- Lawrence County5
- Mercer County5
- Greene County5
- Washington County5
- Allegheny County4
- Butler County4
- Clarion County4
- Clearfield County4
- Crawford County4
- Jefferson County4
- Fayette County4
- Cameron County3
- Clinton County3
- Elk County3
- Forest County3
- Indiana County3
- Lycoming County3
- McKean County3
- Potter County3
- Tioga County3
- Venango County3
- Warren County3
- Delaware County3
- Bedford County3
- Centre County3
- Franklin County3
- Fulton County3
- Somerset County3
- Westmoreland County3
- Erie County2
- Bucks County2
- Chester County2
- Montgomery County2
- Philadelphia County2
- Adams County2
- Blair County2
- Cambria County2
- Cumberland County2
22 more counties
- Huntingdon County2
- Juniata County2
- Mifflin County2
- Perry County2
- Snyder County2
- Union County2
- Lancaster County2
- Lebanon County2
- York County2
- Bradford County1
- Sullivan County1
- Susquehanna County1
- Wayne County1
- Wyoming County1
- Northampton County1
- Pike County1
- Columbia County1
- Dauphin County1
- Montour County1
- Northumberland County1
- Schuylkill County1
- Berks County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.