Alert archive / Pennsylvania / Winter Storm Warnings
Winter Storm Warnings in Pennsylvania, 2010
31 winter storm warnings in 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 winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in 2010. Tap one for its archive.
- Winter Storm Warnings
- 31
- Busiest month
- February16 winter storm warnings
- Busiest day
- February 8, 20104 winter storm warnings
Over time
By month
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 |
|---|---|---|---|---|
| Jan 1, 12:10 PM EST | Winter Storm Warning | CTP | Cambria, Somerset | 47 hr |
| Jan 1, 2:11 PM EST | Winter Storm Warning | PBZ | Forest, Mercer, Venango | 37 hr |
| Jan 5, 9:38 PM EST | Winter Storm Warning | CTP | Cambria, Somerset | 9 hr |
| Jan 7, 3:15 AM EST | Winter Storm Warning | PBZ | Mercer, Venango | 55 hr |
| Jan 7, 2:51 PM EST | Winter Storm Warning | CLE | Crawford, Erie | 37 hr |
| Jan 17, 4:33 AM EST | Winter Storm Warning | PHI | Monroe | 23 hr |
| Feb 4, 1:43 PM EST | Winter Storm Warning | PHI | Berks, Delaware, Lehigh, Northampton, Philadelphia | 51 hr |
| Feb 4, 2:31 PM EST | Winter Storm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 50 hr |
| Feb 4, 3:09 PM EST | Winter Storm Warning | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 16 more | 46 hr |
| Feb 8, 2:53 PM EST | Winter Storm Warning | CLE | Crawford, Erie | 52 hr |
| Feb 8, 3:19 PM EST | Winter Storm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 54 hr |
| Feb 8, 3:51 PM EST | Winter Storm Warning | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 54 hr |
| Feb 8, 3:56 PM EST | Winter Storm Warning | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 23 more | 54 hr |
| Feb 9, 3:40 AM EST | Winter Storm Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 40 hr |
| Feb 14, 10:36 PM EST | Winter Storm Warning | PBZ | 4 days | |
| Feb 15, 3:00 PM EST | Winter Storm Warning | CTP | Cambria, Somerset | 39 hr |
| Feb 23, 11:50 AM EST | Winter Storm Warning | BGM | Pike, Wayne | 22 hr |
| Feb 24, 11:22 AM EST | Winter Storm Warning | PBZ | 4 days | |
| Feb 24, 2:36 PM EST | Winter Storm Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 45 hr |
| Feb 24, 3:15 PM EST | Winter Storm Warning | CTP | Cambria, Columbia, Lycoming, McKean, Montour, Northumberland and 6 more | 61 hr |
| Feb 24, 3:16 PM EST | Winter Storm Warning | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 48 hr |
| Feb 25, 4:02 AM EST | Winter Storm Warning | CLE | Crawford, Erie | 33 hr |
| Dec 5, 3:14 AM EST | Winter Storm Warning | PBZ | Fayette, Westmoreland | 64 hr |
| Dec 5, 4:05 AM EST | Winter Storm Warning | CTP | Cambria, Somerset | 63 hr |
| Dec 12, 3:43 AM EST | Winter Storm Warning | PBZ | Fayette, Westmoreland | 63 hr |
| Dec 12, 4:58 AM EST | Winter Storm Warning | CLE | Crawford, Erie | 53 hr |
| Dec 12, 1:30 PM EST | Winter Storm Warning | CTP | Cambria, Somerset | 54 hr |
| Dec 14, 10:00 AM EST | Winter Storm Warning | CLE | Crawford, Erie | 29 hr |
| Dec 25, 3:24 PM EST | Winter Storm Warning | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 38 hr |
| Dec 26, 2:54 AM EST | Winter Storm Warning | BGM | Pike | 31 hr |
| Dec 26, 4:31 AM EST | Winter Storm Warning | CTP | Lancaster, Lebanon, Schuylkill | 22 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cambria County8
- Somerset County8
- Crawford County5
- Erie County5
- Mercer County4
- Venango County4
- Monroe County4
- Berks County4
- Delaware County4
- Lehigh County4
- Northampton County4
- Philadelphia County4
- Schuylkill County4
- Pike County4
- Forest County3
- Lancaster County3
- Lebanon County3
- Northumberland County3
- Carbon County3
- Wayne County3
- Allegheny County2
- Armstrong County2
- Beaver County2
- Butler County2
- Clarion County2
- Greene County2
- Jefferson County2
- Lawrence County2
- Washington County2
- Adams County2
- Bedford County2
- Blair County2
- Centre County2
- Clearfield County2
- Cumberland County2
- Dauphin County2
- Franklin County2
- Fulton County2
- Huntingdon County2
- Juniata County2
23 more counties
- Mifflin County2
- Perry County2
- Snyder County2
- Union County2
- York County2
- Columbia County2
- Lycoming County2
- Montour County2
- Sullivan County2
- Bradford County2
- Lackawanna County2
- Luzerne County2
- Susquehanna County2
- Wyoming County2
- Fayette County2
- Westmoreland County2
- Cameron County1
- Clinton County1
- Elk County1
- McKean County1
- Potter County1
- Tioga County1
- Warren County1
The busiest days
Days with the most alerts issued, by UTC date.
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.