Alert archive / Pennsylvania / Mesoscale Discussions / 2016
Mesoscale Discussions in Pennsylvania, September 2016
9 mesoscale discussions in September 2016. 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 September 2016. Tap one for its archive.
- Mesoscale Discussions
- 9
- Busiest day
- September 10, 20162 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 |
|---|---|---|---|---|
| Sep 7, 3:06 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Cambria, Cumberland, Fayette and 8 more | 2 hr |
| Sep 8, 1:21 PM EDT | Mesoscale Discussion | SPC | Forest, McKean, Potter, Tioga, Warren | 2 hr |
| Sep 10, 1:16 PM EDT | Mesoscale Discussion | SPC | Crawford, Erie, Lawrence, Mercer, Venango, Warren | 2 hr |
| Sep 10, 4:38 PM EDT | Mesoscale Discussion | SPC | Crawford, Erie, Lawrence, Mercer, Venango, Warren | 2 hr |
| Sep 10, 8:06 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 9 more | 84 min |
| Sep 14, 1:33 PM EDT | Mesoscale Discussion | SPC | Lackawanna, Luzerne, Monroe, Pike, Sullivan, Susquehanna and 2 more | 87 min |
| Sep 17, 4:23 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 11 more | 2 hr |
| Sep 17, 6:55 PM EDT | Mesoscale Discussion | SPC | Armstrong, Beaver, Butler, Clarion, Elk, Forest and 4 more | 65 min |
| Sep 26, 1:58 PM EDT | Mesoscale Discussion | SPC | Fayette, Greene | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Warren County6
- Venango County5
- Forest County4
- McKean County4
- Crawford County4
- Lawrence County4
- Mercer County4
- Washington County3
- Erie County3
- Armstrong County3
- Beaver County3
- Butler County3
- Clarion County3
- Elk County3
- Jefferson County3
- Fayette County2
- Greene County2
- Indiana County2
- Allegheny County2
- Adams County1
- Bedford County1
- Blair County1
- Cambria County1
- Cumberland County1
- Franklin County1
- Fulton County1
- Huntingdon County1
- Somerset County1
- Westmoreland County1
- Potter County1
- Tioga County1
- Lackawanna County1
- Luzerne County1
- Monroe County1
- Pike County1
- Sullivan County1
- Susquehanna County1
- Wayne County1
- Wyoming County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.