Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 2010
Severe Thunderstorm Warnings in Pennsylvania, April 2010
42 severe thunderstorm warnings in April 2010. 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 April 2010. Tap one for its archive.
- Severe Thunderstorm Warnings
- 42
- Busiest day
- April 16, 201017 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 |
|---|---|---|---|---|
| Apr 8, 4:56 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Elk | 34 min |
| Apr 8, 5:46 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Centre, Clinton, Cumberland, Dauphin, Franklin and 10 more | 59 min |
| Apr 8, 6:34 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Dauphin, Lebanon, Lycoming, Montour, Northumberland and 5 more | 41 min |
| Apr 8, 6:35 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 40 min |
| Apr 8, 7:10 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna, Wyoming | 65 min |
| Apr 8, 7:27 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Dauphin, Lebanon, Lycoming, Montour, Northumberland and 3 more | 63 min |
| Apr 8, 7:29 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Wyoming | 61 min |
| Apr 8, 7:40 PM EDT | Severe Thunderstorm Warning | BGM | Bradford, Susquehanna | 65 min |
| Apr 8, 7:54 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 66 min |
| Apr 8, 8:08 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Pike, Susquehanna, Wayne | 52 min |
| Apr 8, 8:57 PM EDT | Severe Thunderstorm Warning | BGM | Pike, Wayne | 63 min |
| Apr 8, 9:25 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 37 min |
| Apr 8, 9:56 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 28 min |
| Apr 16, 3:23 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Lawrence and 2 more | 67 min |
| Apr 16, 3:47 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 58 min |
| Apr 16, 4:03 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson, Westmoreland | 57 min |
| Apr 16, 4:26 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 49 min |
| Apr 16, 4:28 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Centre, Clearfield, Franklin and 4 more | 62 min |
| Apr 16, 4:49 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Lycoming, Mifflin, Snyder, Union | 56 min |
| Apr 16, 5:23 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Centre, Cumberland, Franklin, Fulton, Huntingdon and 3 more | 52 min |
| Apr 16, 5:27 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin, York | 48 min |
| Apr 16, 5:46 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Lebanon, Northumberland, Perry, Schuylkill and 1 more | 59 min |
| Apr 16, 6:06 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more | 69 min |
| Apr 16, 6:22 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 23 min |
| Apr 16, 6:26 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Somerset | 49 min |
| Apr 16, 6:40 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Lebanon, Northumberland, Schuylkill | 65 min |
| Apr 16, 6:44 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 61 min |
| Apr 16, 6:49 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon, York | 56 min |
| Apr 16, 7:05 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Franklin, Fulton | 40 min |
| Apr 16, 7:41 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 34 min |
| Apr 25, 2:56 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Greene, Washington | 49 min |
| Apr 25, 3:43 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 47 min |
| Apr 25, 3:45 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Washington, Westmoreland | 45 min |
| Apr 25, 3:50 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 55 min |
| Apr 25, 3:55 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 65 min |
| Apr 25, 4:37 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 38 min |
| Apr 25, 4:40 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Centre, Huntingdon | 65 min |
| Apr 25, 4:54 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer, Venango | 36 min |
| Apr 25, 5:04 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Huntingdon, Somerset | 56 min |
| Apr 25, 5:22 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson, Venango | 38 min |
| Apr 25, 5:24 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Mercer, Venango | 36 min |
| Apr 25, 6:01 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin, Huntingdon, Juniata, Perry | 59 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Franklin County7
- Centre County6
- Lebanon County6
- Dauphin County5
- Northumberland County5
- Perry County5
- Clarion County5
- Washington County5
- Bedford County5
- Huntingdon County5
- Cumberland County4
- Juniata County4
- Lycoming County4
- Mifflin County4
- Snyder County4
- York County4
- Schuylkill County4
- Allegheny County4
- Armstrong County4
- Westmoreland County4
- Cambria County4
- Somerset County4
- Clearfield County3
- Adams County3
- Tioga County3
- Union County3
- Columbia County3
- Bradford County3
- Susquehanna County3
- Chester County3
- Jefferson County3
- Blair County3
- Fulton County3
- Venango County3
- Clinton County2
- Montour County2
- Sullivan County2
- Wyoming County2
- Lackawanna County2
- Pike County2
21 more counties
- Wayne County2
- Delaware County2
- Beaver County2
- Butler County2
- Indiana County2
- Lancaster County2
- Fayette County2
- Mercer County2
- Forest County2
- Cameron County1
- Elk County1
- Potter County1
- Luzerne County1
- Carbon County1
- Monroe County1
- Bucks County1
- Montgomery County1
- Philadelphia County1
- Lawrence County1
- Berks County1
- Greene County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.