Freeze Watches in Pennsylvania
242 freeze watches since 1986. 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 watches reaches back to 2005.
Freeze Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Freeze Watches
- 242
- Busiest year
- 201246 freeze watches
- Average year
- 11over 22 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lycoming County44
- Clinton County43
- Adams County42
- Dauphin County42
- Cumberland County41
- Lancaster County41
- York County41
- Lebanon County39
- Centre County39
- Snyder County37
- Franklin County36
- Jefferson County36
- Berks County36
- Montour County36
- Northumberland County36
- Union County36
- Clarion County35
- Forest County35
- Venango County35
- Huntingdon County34
- Mifflin County33
- Mercer County32
- Somerset County32
- Cameron County31
- Clearfield County31
- Fulton County31
- McKean County31
- Perry County30
- Armstrong County30
- Juniata County30
- Tioga County30
- Warren County30
- Montgomery County30
- Elk County29
- Lehigh County29
- Northampton County29
- Beaver County28
- Butler County28
- Lawrence County28
- Blair County28
27 more counties
- Cambria County28
- Columbia County28
- Fayette County28
- Chester County28
- Bucks County28
- Bedford County27
- Potter County27
- Westmoreland County27
- Washington County26
- Sullivan County26
- Allegheny County25
- Greene County25
- Schuylkill County24
- Monroe County23
- Erie County22
- Carbon County22
- Crawford County21
- Bradford County21
- Lackawanna County20
- Susquehanna County20
- Wayne County20
- Luzerne County19
- Delaware County18
- Philadelphia County15
- Pike County13
- Wyoming County13
- Indiana County11
The latest freeze watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 1:20 PM EDT | Freeze Watch | PBZ | Armstrong, Butler, Clarion, Forest, Indiana, Jefferson and 3 more | 23 hr |
| May 10, 1:14 PM EDT | Freeze Watch | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 7 more | 23 hr |
| May 1, 1:35 PM EDT | Freeze Watch | PHI | Carbon, Monroe | 23 hr |
| May 1, 1:24 PM EDT | Freeze Watch | BGM | Lackawanna, Luzerne | 24 hr |
| Apr 19, 1:54 PM EDT | Freeze Watch | CLE | Crawford, Erie | 11 hr |
| Apr 19, 12:17 PM EDT | Freeze Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 13 hr |
| Apr 18, 1:29 PM EDT | Freeze Watch | CLE | Crawford, Erie | 11 hr |
| Apr 18, 1:02 PM EDT | Freeze Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 37 hr |
| Apr 18, 12:56 PM EDT | Freeze Watch | PBZ | Armstrong, Beaver, Butler, Clarion, Fayette, Forest and 6 more | 12 hr |
| Apr 18, 12:33 PM EDT | Freeze Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 24 more | 37 hr |
| Apr 18, 12:33 PM EDT | Freeze Watch | CTP | Blair, Cambria, Cameron, Centre, Clearfield, Clinton and 5 more | 12 hr |
| Apr 7, 2:19 AM EDT | Freeze Watch | PHI | Berks, Bucks, Chester, Delaware, Montgomery, Philadelphia | 31 hr |
Nearby
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.