Alert archive / Pennsylvania / Mesoscale Discussions / 2003
Mesoscale Discussions in Pennsylvania, June 2003
8 mesoscale discussions in June 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in June 2003. Tap one for its archive.
- Mesoscale Discussions
- 8
- Busiest day
- June 12, 20033 mesoscale discussions
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 |
|---|---|---|---|---|
| Jun 8, 6:29 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Cambria, Cameron and 17 more | 91 min |
| Jun 12, 12:02 PM EDT | Mesoscale Discussion | SPC | Adams, Chester, Cumberland, Lancaster, York | 58 min |
| Jun 12, 4:06 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Berks, Bucks, Chester, Cumberland and 13 more | 114 min |
| Jun 12, 6:02 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Blair, Butler, Cambria, Centre and 5 more | 58 min |
| Jun 13, 12:52 PM EDT | Mesoscale Discussion | SPC | Adams, York | 83 min |
| Jun 14, 12:01 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Berks, Blair, Cambria, Carbon and 25 more | 119 min |
| Jun 14, 4:53 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Carbon, Chester, Cumberland and 10 more | 2 hr |
| Jun 26, 4:29 PM EDT | Mesoscale Discussion | SPC | Allegheny, Beaver, Butler, Crawford, Greene, Lawrence and 3 more | 91 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County5
- York County5
- Chester County4
- Cumberland County4
- Lancaster County4
- Allegheny County3
- Butler County3
- Cambria County3
- Clearfield County3
- Westmoreland County3
- Berks County3
- Dauphin County3
- Delaware County3
- Lebanon County3
- Montgomery County3
- Armstrong County2
- Beaver County2
- Crawford County2
- Fayette County2
- Greene County2
- Indiana County2
- Jefferson County2
- Lawrence County2
- Mercer County2
- Venango County2
- Washington County2
- Bedford County2
- Bucks County2
- Franklin County2
- Fulton County2
- Perry County2
- Philadelphia County2
- Blair County2
- Centre County2
- Huntingdon County2
- Carbon County2
- Lehigh County2
- Schuylkill County2
- Cameron County1
- Clarion 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.