Alert archive / Pennsylvania / Special Weather Statements / 2011
Special Weather Statements in Pennsylvania, December 2011
16 special weather statements in December 2011. 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 special weather statements reaches back to 2006.
Special Weather Statements by county
Each county as a circle sized by its count in December 2011. Tap one for its archive.
- Special Weather Statements
- 16
- Busiest day
- December 21, 20119 special weather statements
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 |
|---|---|---|---|---|
| Dec 15, 4:51 PM EST | Special Weather Statement | PBZ | Allegheny, Armstrong, Butler, Clarion, Indiana, Jefferson and 1 more | 69 min |
| Dec 15, 6:19 PM EST | Special Weather Statement | PBZ | Fayette, Greene, Indiana, Washington, Westmoreland | 86 min |
| Dec 15, 7:09 PM EST | Special Weather Statement | CTP | Centre | 36 min |
| Dec 21, 3:10 PM EST | Special Weather Statement | PBZ | Washington | 50 min |
| Dec 21, 3:49 PM EST | Special Weather Statement | PBZ | Indiana, Westmoreland | 26 min |
| Dec 21, 4:18 PM EST | Special Weather Statement | PBZ | Indiana, Westmoreland | 42 min |
| Dec 21, 4:22 PM EST | Special Weather Statement | CTP | Clearfield | 53 min |
| Dec 21, 4:40 PM EST | Special Weather Statement | PBZ | Beaver | 65 min |
| Dec 21, 5:06 PM EST | Special Weather Statement | CTP | Cambria | 54 min |
| Dec 21, 5:06 PM EST | Special Weather Statement | PBZ | Westmoreland | 24 min |
| Dec 21, 5:28 PM EST | Special Weather Statement | PBZ | Fayette | 32 min |
| Dec 21, 5:42 PM EST | Special Weather Statement | PBZ | Butler, Clarion, Jefferson | 48 min |
| Dec 21, 9:54 PM EST | Special Weather Statement | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 51 min |
| Dec 21, 10:34 PM EST | Special Weather Statement | PHI | Delaware, Philadelphia | 41 min |
| Dec 27, 6:08 PM EST | Special Weather Statement | PHI | Philadelphia | 52 min |
| Dec 27, 7:12 PM EST | Special Weather Statement | PHI | Philadelphia | 108 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Indiana County4
- Westmoreland County4
- Philadelphia County4
- Washington County3
- Butler County2
- Clarion County2
- Jefferson County2
- Fayette County2
- Delaware County2
- Allegheny County1
- Armstrong County1
- Greene County1
- Centre County1
- Clearfield County1
- Beaver County1
- Cambria County1
- Bucks County1
- Chester County1
- Montgomery County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.