Alert archive / Pennsylvania / Winter Storm Watches
Winter Storm Watches in Pennsylvania, 2009
25 winter storm watches in 2009. 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 watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Winter Storm Watches
- 25
- Busiest month
- January12 winter storm watches
- Busiest day
- January 26, 20095 winter storm watches
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 5, 3:10 AM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clinton and 19 more | 19 hr |
| Jan 5, 3:46 AM EST | Winter Storm Watch | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 25 hr |
| Jan 8, 2:40 PM EST | Winter Storm Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 22 hr |
| Jan 8, 3:30 PM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 23 hr |
| Jan 8, 4:10 PM EST | Winter Storm Watch | CLE | Crawford, Erie | 19 hr |
| Jan 9, 2:38 AM EST | Winter Storm Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 13 hr |
| Jan 9, 4:19 AM EST | Winter Storm Watch | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 11 hr |
| Jan 26, 2:42 AM EST | Winter Storm Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 25 hr |
| Jan 26, 3:05 AM EST | Winter Storm Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 33 hr |
| Jan 26, 3:30 AM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 32 hr |
| Jan 26, 12:35 PM EST | Winter Storm Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 23 hr |
| Jan 26, 2:41 PM EST | Winter Storm Watch | CLE | Crawford, Erie | 13 hr |
| Feb 2, 2:53 PM EST | Winter Storm Watch | PHI | Delaware, Philadelphia | 13 hr |
| Feb 28, 4:10 AM EST | Winter Storm Watch | PHI | Delaware, Philadelphia | 23 hr |
| Mar 1, 3:07 AM EST | Winter Storm Watch | CTP | Lancaster, Lebanon, Schuylkill, York | 12 hr |
| Apr 5, 4:46 AM EDT | Winter Storm Watch | CLE | Crawford, Erie | 34 hr |
| Oct 14, 3:35 PM EDT | Winter Storm Watch | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 19 more | 13 hr |
| Oct 15, 4:20 AM EDT | Winter Storm Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 47 hr |
| Oct 16, 3:40 PM EDT | Winter Storm Watch | PHI | Carbon, Monroe | 12 hr |
| Dec 7, 2:41 PM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 14 more | 21 hr |
| Dec 7, 2:41 PM EST | Winter Storm Watch | PBZ | Forest, Jefferson | 24 hr |
| Dec 17, 3:30 PM EST | Winter Storm Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 22 hr |
| Dec 17, 10:08 PM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 21 more | 17 hr |
| Dec 18, 3:06 AM EST | Winter Storm Watch | PBZ | Allegheny, Armstrong, Greene, Washington | 9 hr |
| Dec 18, 4:00 AM EST | Winter Storm Watch | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 11 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bedford County6
- Blair County6
- Cambria County6
- Centre County6
- Clinton County6
- Fulton County6
- Huntingdon County6
- Juniata County6
- Mifflin County6
- Schuylkill County6
- Somerset County6
- Adams County5
- Columbia County5
- Cumberland County5
- Franklin County5
- Lancaster County5
- Lebanon County5
- Lycoming County5
- Montour County5
- Northumberland County5
- Perry County5
- Snyder County5
- Union County5
- York County5
- Carbon County5
- Monroe County5
- Clearfield County5
- Dauphin County4
- Berks County4
- Lehigh County4
- Northampton County4
- Cameron County4
- Elk County4
- McKean County4
- Potter County4
- Sullivan County4
- Warren County4
- Lackawanna County4
- Luzerne County4
- Pike County4
21 more counties
- Wayne County4
- Wyoming County4
- Delaware County4
- Philadelphia County4
- Allegheny County3
- Armstrong County3
- Forest County3
- Greene County3
- Jefferson County3
- Washington County3
- Tioga County3
- Crawford County3
- Erie County3
- Bradford County3
- Susquehanna County3
- Beaver County2
- Butler County2
- Clarion County2
- Lawrence County2
- Mercer County2
- Venango County2
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.