Alert archive / Pennsylvania / Freeze Warnings

Freeze Warnings in Pennsylvania, 2020

47 freeze warnings in 2020. 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 2020. Tap one for its archive.

Freeze Warnings
47
Busiest month
May29 freeze warnings
Busiest day
May 7, 20208 freeze warnings

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.

IssuedProductOfficeCountiesLasted
Apr 10, 1:21 PM EDTFreeze WarningCTPAdams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more19 hr
Apr 10, 2:40 PM EDTFreeze WarningPBZGreene18 hr
Apr 10, 3:29 PM EDTFreeze WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery, Northampton18 hr
Apr 14, 2:51 AM EDTFreeze WarningPBZGreene30 hr
Apr 15, 3:23 AM EDTFreeze WarningPBZGreene31 hr
Apr 16, 2:05 PM EDTFreeze WarningCTPAdams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more19 hr
Apr 16, 3:19 PM EDTFreeze WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery, Northampton18 hr
Apr 18, 3:07 AM EDTFreeze WarningPHIBerks, Bucks, Lehigh, Montgomery, Northampton29 hr
Apr 21, 3:34 AM EDTFreeze WarningPHIBerks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more28 hr
Apr 21, 3:44 AM EDTFreeze WarningPBZAllegheny, Fayette, Greene, Washington, Westmoreland30 hr
Apr 21, 4:18 AM EDTFreeze WarningCTPAdams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 10 more29 hr
Apr 22, 3:03 PM EDTFreeze WarningPHIBerks, Bucks, Lehigh, Montgomery, Northampton16 hr
May 4, 1:18 PM EDTFreeze WarningPBZClarion, Forest, Jefferson, Venango19 hr
May 4, 3:36 PM EDTFreeze WarningCLECrawford, Erie15 hr
May 6, 1:01 PM EDTFreeze WarningPBZAllegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more20 hr
May 6, 9:57 PM EDTFreeze WarningCLECrawford11 hr
May 7, 1:13 PM EDTFreeze WarningPBZClarion, Forest, Jefferson, Venango18 hr
May 7, 1:13 PM EDTFreeze WarningPBZAllegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more45 hr
May 7, 1:44 PM EDTFreeze WarningCTPAdams, Bedford, Blair, Cambria, Centre, Clearfield and 20 more44 hr
May 7, 2:33 PM EDTFreeze WarningCLECrawford, Erie18 hr
May 7, 2:33 PM EDTFreeze WarningCLECrawford, Erie43 hr
May 7, 3:11 PM EDTFreeze WarningBGMLackawanna, Luzerne44 hr
May 7, 3:46 PM EDTFreeze WarningPHIBerks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more41 hr
May 9, 3:17 AM EDTFreeze WarningPBZAllegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more28 hr
May 9, 3:46 AM EDTFreeze WarningPHIBerks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more29 hr
May 9, 5:04 AM EDTFreeze WarningCTPAdams, Bedford, Blair, Cambria, Centre, Clearfield and 20 more27 hr
May 9, 2:35 PM EDTFreeze WarningBGMLackawanna, Luzerne19 hr
May 9, 3:02 PM EDTFreeze WarningCLECrawford, Erie16 hr
May 11, 2:48 AM EDTFreeze WarningBGMBradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more30 hr
May 11, 2:53 AM EDTFreeze WarningPBZAllegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more29 hr
May 11, 2:58 AM EDTFreeze WarningCTPBedford, Blair, Cambria, Cameron, Centre, Clearfield and 12 more30 hr
May 11, 3:24 AM EDTFreeze WarningPHICarbon, Monroe27 hr
May 11, 12:41 PM EDTFreeze WarningCLECrawford, Erie20 hr
May 12, 9:22 AM EDTFreeze WarningPHICarbon, Monroe, Northampton23 hr
May 12, 10:08 AM EDTFreeze WarningBGMBradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more23 hr
May 12, 10:20 AM EDTFreeze WarningCTPBedford, Blair, Cambria, Cameron, Centre, Clearfield and 12 more22 hr
May 12, 11:46 AM EDTFreeze WarningPBZArmstrong, Butler, Clarion, Fayette, Forest, Jefferson and 4 more21 hr
May 12, 12:22 PM EDTFreeze WarningCLECrawford, Erie21 hr
May 13, 10:23 AM EDTFreeze WarningBGMBradford, Lackawanna, Pike, Susquehanna, Wayne, Wyoming22 hr
May 13, 2:02 PM EDTFreeze WarningCTPSullivan, Tioga18 hr
May 13, 2:20 PM EDTFreeze WarningPHICarbon, Monroe18 hr
Sep 18, 1:03 PM EDTFreeze WarningCTPElk, McKean, Potter19 hr
Oct 16, 1:34 PM EDTFreeze WarningPBZFayette, Westmoreland19 hr
Oct 16, 2:44 PM EDTFreeze WarningCTPBedford, Blair, Cambria, Huntingdon, Somerset17 hr
Oct 16, 3:03 PM EDTFreeze WarningCLECrawford, Erie18 hr
Oct 29, 2:04 PM EDTFreeze WarningCTPAdams, Lancaster, York43 hr
Oct 29, 3:21 PM EDTFreeze WarningPHIBucks, Chester, Delaware, Montgomery, Philadelphia42 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

26 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. May 7, 20208freeze warnings
  2. May 9, 20205freeze warnings
  3. May 11, 20205freeze warnings
  4. May 12, 20205freeze warnings
  5. April 10, 20203freeze warnings
  6. April 21, 20203freeze warnings
  7. May 13, 20203freeze warnings
  8. October 16, 20203freeze warnings
  9. April 16, 20202freeze warnings
  10. May 4, 20202freeze warnings
  11. October 29, 20202freeze warnings
  12. April 14, 20201freeze warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

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.