Alert archive / Pennsylvania / Mesoscale Discussions / 2013
Mesoscale Discussions in Pennsylvania, August 2013
8 mesoscale discussions in August 2013. 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 August 2013. Tap one for its archive.
- Mesoscale Discussions
- 8
- Busiest day
- August 7, 20132 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 |
|---|---|---|---|---|
| Aug 7, 3:24 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 7 more | 66 min |
| Aug 7, 5:52 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Centre, Cumberland, Dauphin and 9 more | 83 min |
| Aug 8, 3:45 PM EDT | Mesoscale Discussion | SPC | Beaver, Butler, Clarion, Crawford, Elk, Forest and 6 more | 90 min |
| Aug 9, 3:17 PM EDT | Mesoscale Discussion | SPC | Bucks, Chester, Delaware, Montgomery, Philadelphia | 58 min |
| Aug 13, 6:24 AM EDT | Mesoscale Discussion | SPC | Delaware, Philadelphia | 3 hr |
| Aug 22, 2:03 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Blair, Bradford, Butler, Cambria and 35 more | 2 hr |
| Aug 22, 2:51 PM EDT | Mesoscale Discussion | SPC | Beaver, Greene, Washington | 2 hr |
| Aug 31, 4:02 PM EDT | Mesoscale Discussion | SPC | Bradford, Lackawanna, Lycoming, Sullivan, Susquehanna, Tioga and 2 more | 58 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Beaver County3
- Butler County3
- Clarion County3
- Forest County3
- Venango County3
- Allegheny County2
- Armstrong County2
- Indiana County2
- Jefferson County2
- Lawrence County2
- Mercer County2
- Washington County2
- Blair County2
- Centre County2
- Dauphin County2
- Huntingdon County2
- Juniata County2
- Mifflin County2
- Northumberland County2
- Perry County2
- Snyder County2
- Union County2
- Elk County2
- McKean County2
- Potter County2
- Warren County2
- Delaware County2
- Philadelphia County2
- Bradford County2
- Lackawanna County2
- Lycoming County2
- Sullivan County2
- Susquehanna County2
- Tioga County2
- Wayne County2
- Wyoming County2
- Westmoreland County1
- Adams County1
- Bedford County1
- Cumberland County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20122014
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.