Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 2017
Severe Thunderstorm Warnings in Pennsylvania, February 2017
27 severe thunderstorm warnings in February 2017. 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 February 2017. Tap one for its archive.
- Severe Thunderstorm Warnings
- 27
- Busiest day
- February 25, 201721 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 |
|---|---|---|---|---|
| Feb 12, 7:02 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Indiana, Lawrence and 2 more | 58 min |
| Feb 12, 7:59 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Greene, Indiana, Washington, Westmoreland | 61 min |
| Feb 12, 8:11 PM EST | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Somerset | 64 min |
| Feb 12, 8:59 PM EST | Severe Thunderstorm Warning | CTP | Bedford, Fulton, Huntingdon | 61 min |
| Feb 12, 9:37 PM EST | Severe Thunderstorm Warning | CTP | Franklin | 53 min |
| Feb 12, 11:10 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 50 min |
| Feb 25, 2:05 PM EST | Severe Thunderstorm Warning | CTP | Lancaster, York | 40 min |
| Feb 25, 2:11 PM EST | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 49 min |
| Feb 25, 2:32 PM EST | Severe Thunderstorm Warning | CTP | Lebanon, Schuylkill | 88 min |
| Feb 25, 2:37 PM EST | Severe Thunderstorm Warning | CTP | Adams, York | 68 min |
| Feb 25, 2:47 PM EST | Severe Thunderstorm Warning | PHI | Berks | 43 min |
| Feb 25, 3:06 PM EST | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Wayne | 24 min |
| Feb 25, 3:08 PM EST | Severe Thunderstorm Warning | CTP | Lancaster | 67 min |
| Feb 25, 3:15 PM EST | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 30 min |
| Feb 25, 3:19 PM EST | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Northampton | 41 min |
| Feb 25, 3:26 PM EST | Severe Thunderstorm Warning | PHI | Berks, Chester | 64 min |
| Feb 25, 3:45 PM EST | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne, Wayne | 60 min |
| Feb 25, 4:01 PM EST | Severe Thunderstorm Warning | BGM | Wayne | 44 min |
| Feb 25, 4:04 PM EST | Severe Thunderstorm Warning | PHI | Chester, Delaware | 41 min |
| Feb 25, 4:05 PM EST | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe | 40 min |
| Feb 25, 4:17 PM EST | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Monroe and 3 more | 43 min |
| Feb 25, 4:19 PM EST | Severe Thunderstorm Warning | BGM | Pike, Wayne | 56 min |
| Feb 25, 4:35 PM EST | Severe Thunderstorm Warning | BGM | Wayne | 55 min |
| Feb 25, 4:40 PM EST | Severe Thunderstorm Warning | PHI | Delaware, Montgomery, Philadelphia | 50 min |
| Feb 25, 4:54 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Monroe | 51 min |
| Feb 25, 4:58 PM EST | Severe Thunderstorm Warning | BGM | Pike | 47 min |
| Feb 25, 5:17 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 43 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Wayne County6
- Bucks County4
- Chester County4
- Delaware County4
- Montgomery County4
- Philadelphia County4
- Lackawanna County4
- Berks County4
- Luzerne County3
- Lehigh County3
- Monroe County3
- Allegheny County2
- Indiana County2
- Washington County2
- Westmoreland County2
- Bedford County2
- Lancaster County2
- York County2
- Carbon County2
- Northampton County2
- Pike County2
- Armstrong County1
- Beaver County1
- Butler County1
- Lawrence County1
- Fayette County1
- Greene County1
- Blair County1
- Cambria County1
- Somerset County1
- Fulton County1
- Huntingdon County1
- Franklin County1
- Lebanon County1
- Schuylkill County1
- Adams County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.