Alert archive / Pennsylvania / Excessive Heat Watches
Excessive Heat Watches in Pennsylvania, 2011
9 excessive heat watches in 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 excessive heat watches reaches back to 2005.
Excessive Heat Watches by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Excessive Heat Watches
- 9
- Busiest month
- July7 excessive heat watches
- Busiest day
- July 20, 20115 excessive heat 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 |
|---|---|---|---|---|
| May 29, 3:21 PM EDT | Excessive Heat Watch | PHI | Delaware, Philadelphia | 24 hr |
| Jun 6, 1:46 PM EDT | Excessive Heat Watch | PHI | Delaware, Philadelphia | 25 hr |
| Jul 19, 3:35 PM EDT | Excessive Heat Watch | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Juniata and 12 more | 22 hr |
| Jul 20, 2:34 AM EDT | Excessive Heat Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 13 hr |
| Jul 20, 3:49 AM EDT | Excessive Heat Watch | CLE | Crawford, Erie | 10 hr |
| Jul 20, 3:59 AM EDT | Excessive Heat Watch | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Juniata and 10 more | 10 hr |
| Jul 20, 4:00 AM EDT | Excessive Heat Watch | PBZ | Allegheny, Beaver, Butler, Greene, Lawrence, Mercer and 2 more | 8 hr |
| Jul 20, 4:04 AM EDT | Excessive Heat Watch | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 11 hr |
| Jul 27, 3:33 PM EDT | Excessive Heat Watch | PHI | Delaware, Philadelphia | 24 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Delaware County3
- Philadelphia County3
- Adams County2
- Columbia County2
- Cumberland County2
- Dauphin County2
- Franklin County2
- Juniata County2
- Lancaster County2
- Lebanon County2
- Lycoming County2
- Montour County2
- Northumberland County2
- Perry County2
- Schuylkill County2
- Snyder County2
- Union County2
- York County2
- Sullivan County1
- Tioga County1
- Bradford County1
- Lackawanna County1
- Luzerne County1
- Pike County1
- Susquehanna County1
- Wayne County1
- Wyoming County1
- Crawford County1
- Erie County1
- Allegheny County1
- Beaver County1
- Butler County1
- Greene County1
- Lawrence County1
- Mercer County1
- Venango County1
- Washington County1
- Berks County1
- Carbon County1
- Lehigh County1
2 more counties
The busiest days
Days with the most alerts issued, by UTC date.
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.