Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 2014
Severe Thunderstorm Warnings in Pennsylvania, September 2014
28 severe thunderstorm warnings in September 2014. 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 warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in September 2014. Tap one for its archive.
- Severe Thunderstorm Warnings
- 28
- Busiest day
- September 2, 201416 severe thunderstorm warnings
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 2, 3:37 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Mercer, Venango | 25 min |
| Sep 2, 4:21 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter, Warren | 54 min |
| Sep 2, 4:23 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 37 min |
| Sep 2, 4:43 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Centre, Clearfield | 62 min |
| Sep 2, 4:44 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Franklin | 46 min |
| Sep 2, 4:47 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Elk, McKean, Potter | 58 min |
| Sep 2, 5:20 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 25 min |
| Sep 2, 5:26 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Dauphin, Lancaster, York | 64 min |
| Sep 2, 5:32 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 28 min |
| Sep 2, 5:35 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 40 min |
| Sep 2, 5:43 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton, Elk, Lycoming, McKean, Potter and 1 more | 62 min |
| Sep 2, 6:12 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 35 min |
| Sep 2, 6:32 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 43 min |
| Sep 2, 7:07 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 38 min |
| Sep 2, 7:13 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 62 min |
| Sep 2, 7:50 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 55 min |
| Sep 6, 2:16 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 14 min |
| Sep 6, 2:19 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 43 min |
| Sep 6, 3:45 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery | 60 min |
| Sep 6, 4:52 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 36 min |
| Sep 6, 5:47 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lycoming | 39 min |
| Sep 6, 5:59 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Mifflin, Northumberland, Perry, Schuylkill and 2 more | 61 min |
| Sep 6, 6:49 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 56 min |
| Sep 6, 6:49 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Northumberland, Schuylkill | 56 min |
| Sep 6, 7:17 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 58 min |
| Sep 6, 7:36 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 54 min |
| Sep 6, 8:27 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 63 min |
| Sep 6, 9:04 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Northampton | 42 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dauphin County4
- McKean County3
- Potter County3
- Adams County3
- Cameron County3
- Centre County3
- Clearfield County3
- Elk County3
- Lycoming County3
- Bradford County3
- Bucks County3
- Northumberland County3
- Schuylkill County3
- Northampton County3
- Cumberland County2
- Lancaster County2
- Clinton County2
- Chester County2
- Montgomery County2
- Columbia County2
- Berks County2
- Lehigh County2
- Clarion County1
- Mercer County1
- Venango County1
- Warren County1
- Franklin County1
- York County1
- Indiana County1
- Tioga County1
- Sullivan County1
- Susquehanna County1
- Wyoming County1
- Delaware County1
- Juniata County1
- Mifflin County1
- Perry County1
- Snyder County1
- Union County1
- Luzerne County1
3 more counties
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.