Alert archive / Pennsylvania / Freeze Warnings / 2009
Freeze Warnings in Pennsylvania, May 2009
8 freeze warnings in May 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 freeze warnings reaches back to 2005.
Freeze Warnings by county
Each county as a circle sized by its count in May 2009. Tap one for its archive.
- Freeze Warnings
- 8
- Busiest day
- May 17, 20094 freeze 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 |
|---|---|---|---|---|
| May 17, 3:04 AM EDT | Freeze Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 29 hr |
| May 17, 3:09 AM EDT | Freeze Warning | CLE | Crawford, Erie | 29 hr |
| May 17, 3:20 AM EDT | Freeze Warning | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 7 more | 30 hr |
| May 17, 4:00 AM EDT | Freeze Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 27 hr |
| May 18, 4:27 AM EDT | Freeze Warning | PHI | Carbon, Monroe | 28 hr |
| May 18, 2:10 PM EDT | Freeze Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 18 hr |
| May 18, 3:04 PM EDT | Freeze Warning | PBZ | Forest, Jefferson | 17 hr |
| May 18, 3:28 PM EDT | Freeze Warning | CTP | Cameron, Centre, Clearfield, Clinton, Elk, Lycoming and 5 more | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Forest County2
- Jefferson County2
- Cameron County2
- Centre County2
- Clearfield County2
- Clinton County2
- Elk County2
- Lycoming County2
- McKean County2
- Potter County2
- Sullivan County2
- Tioga County2
- Warren County2
- Bradford County2
- Lackawanna County2
- Luzerne County2
- Pike County2
- Susquehanna County2
- Wayne County2
- Wyoming County2
- Allegheny County1
- Armstrong County1
- Beaver County1
- Butler County1
- Clarion County1
- Greene County1
- Lawrence County1
- Mercer County1
- Venango County1
- Washington County1
- Crawford County1
- Erie County1
- Cambria County1
- Somerset County1
- Carbon County1
- Monroe County1
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.