Alert archive / Pennsylvania / Mesoscale Discussions / 2007
Mesoscale Discussions in Pennsylvania, March 2007
5 mesoscale discussions in March 2007. 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 March 2007. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest day
- March 16, 20072 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 |
|---|---|---|---|---|
| Mar 16, 8:46 AM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Berks, Blair, Bradford, Bucks and 45 more | 4 hr |
| Mar 16, 2:28 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Berks, Blair, Bradford, Carbon and 33 more | 6 hr |
| Mar 16, 9:14 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bradford, Bucks, Carbon, Chester and 21 more | 4 hr |
| Mar 22, 12:24 PM EDT | Mesoscale Discussion | SPC | Fayette, Greene | 2 hr |
| Mar 27, 2:16 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 27 more | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County3
- Bedford County3
- Berks County3
- Blair County3
- Bradford County3
- Carbon County3
- Centre County3
- Clearfield County3
- Columbia County3
- Cumberland County3
- Dauphin County3
- Franklin County3
- Fulton County3
- Huntingdon County3
- Juniata County3
- Lackawanna County3
- Lancaster County3
- Lebanon County3
- Lehigh County3
- Luzerne County3
- Mifflin County3
- Monroe County3
- Montour County3
- Northampton County3
- Northumberland County3
- Perry County3
- Pike County3
- Schuylkill County3
- Snyder County3
- Sullivan County3
- Susquehanna County3
- Wayne County3
- Wyoming County3
- York County3
- Bucks County2
- Cambria County2
- Cameron County2
- Chester County2
- Clinton County2
- Delaware County2
25 more counties
- Elk County2
- Indiana County2
- Jefferson County2
- Lycoming County2
- Montgomery County2
- Philadelphia County2
- Potter County2
- Somerset County2
- Tioga County2
- Union County2
- Westmoreland County2
- Fayette County2
- Greene County2
- Allegheny County1
- Armstrong County1
- Beaver County1
- Butler County1
- Clarion County1
- Crawford County1
- Forest County1
- Lawrence County1
- Mercer County1
- Venango County1
- Warren County1
- Washington County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20062008
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.