Alert archive / Pennsylvania / Areal Flood Warnings
Areal Flood Warnings in Pennsylvania, 2018
136 areal flood warnings in 2018. 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 areal flood warnings reaches back to 2005.
Areal Flood Warnings by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Areal Flood Warnings
- 136
- Busiest month
- August35 areal flood warnings
- Busiest day
- August 13, 201810 areal flood 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 12, 1:20 AM EST | Areal Flood Warning | PBZ | Allegheny | 13 hr |
| Jan 12, 2:38 AM EST | Areal Flood Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Fayette, Forest and 8 more | 12 hr |
| Jan 12, 10:27 AM EST | Areal Flood Warning | CTP | Elk, McKean | 12 hr |
| Jan 12, 12:34 PM EST | Areal Flood Warning | CLE | Crawford, Erie | 9 hr |
| Jan 12, 2:30 PM EST | Areal Flood Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 3 hr |
| Jan 12, 5:21 PM EST | Areal Flood Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 18 hr |
| Jan 12, 7:12 PM EST | Areal Flood Warning | CTP | McKean, Potter | 3 hr |
| Jan 12, 9:11 PM EST | Areal Flood Warning | CLE | Crawford, Erie | 12 hr |
| Jan 12, 10:03 PM EST | Areal Flood Warning | CTP | McKean, Potter | 3 hr |
| Jan 13, 11:15 AM EST | Areal Flood Warning | PBZ | Beaver, Butler | 6 hr |
| Jan 15, 5:28 AM EST | Areal Flood Warning | PHI | Bucks | 12 hr |
| Jan 18, 11:07 AM EST | Areal Flood Warning | PBZ | Armstrong, Westmoreland | 52 hr |
| Jan 23, 1:48 PM EST | Areal Flood Warning | BGM | Wyoming | 6 hr |
| Jan 23, 7:07 PM EST | Areal Flood Warning | BGM | Wyoming | 21 hr |
| Jan 24, 8:14 AM EST | Areal Flood Warning | BGM | Luzerne | 6 hr |
| Feb 15, 5:33 PM EST | Areal Flood Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 39 hr |
| Feb 15, 7:19 PM EST | Areal Flood Warning | PBZ | Allegheny, Beaver, Washington, Westmoreland | 15 hr |
| Feb 15, 8:34 PM EST | Areal Flood Warning | PBZ | Armstrong, Butler, Indiana, Lawrence | 17 hr |
| Feb 15, 11:59 PM EST | Areal Flood Warning | PBZ | Fayette, Greene | 36 hr |
| Feb 16, 1:27 AM EST | Areal Flood Warning | CTP | Cambria, Clearfield, Somerset | 6 hr |
| Feb 16, 10:12 AM EST | Areal Flood Warning | PBZ | Allegheny, Beaver, Washington, Westmoreland | 22 hr |
| Feb 22, 7:29 AM EST | Areal Flood Warning | PBZ | Allegheny, Armstrong, Beaver, Fayette, Greene, Indiana and 2 more | 9 hr |
| Feb 25, 1:03 AM EST | Areal Flood Warning | PBZ | Beaver, Butler, Lawrence, Mercer | 9 hr |
| Mar 2, 1:54 AM EST | Areal Flood Warning | PBZ | Jefferson | 3 hr |
| Apr 3, 12:36 PM EDT | Areal Flood Warning | PBZ | Fayette, Greene | 6 hr |
| Apr 15, 10:10 PM EDT | Areal Flood Warning | PBZ | Allegheny, Beaver, Fayette, Greene, Washington, Westmoreland | 18 hr |
| Apr 16, 8:44 AM EDT | Areal Flood Warning | PHI | Philadelphia | 2 hr |
| Apr 16, 9:26 AM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Apr 16, 10:45 AM EDT | Areal Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Apr 16, 1:31 PM EDT | Areal Flood Warning | PHI | Bucks, Philadelphia | 4 hr |
| Apr 16, 2:27 PM EDT | Areal Flood Warning | PHI | Montgomery, Philadelphia | 5 hr |
| May 16, 6:44 PM EDT | Areal Flood Warning | CTP | Somerset | 3 hr |
| May 17, 5:16 AM EDT | Areal Flood Warning | PHI | Chester, Montgomery | 6 hr |
| May 22, 10:37 PM EDT | Areal Flood Warning | PBZ | Greene | 4 hr |
| May 27, 10:27 AM EDT | Areal Flood Warning | PHI | Bucks | 8 hr |
| May 27, 11:18 AM EDT | Areal Flood Warning | PHI | Bucks | 7 hr |
| May 27, 6:07 PM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Jun 8, 7:56 PM EDT | Areal Flood Warning | PBZ | Allegheny, Washington | 2 hr |
| Jun 10, 9:52 PM EDT | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 18 hr |
| Jun 10, 10:38 PM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 20 hr |
| Jun 13, 7:45 PM EDT | Areal Flood Warning | PBZ | Allegheny, Washington | 105 min |
| Jun 20, 6:46 PM EDT | Areal Flood Warning | CTP | Somerset | 6 hr |
| Jun 21, 12:10 AM EDT | Areal Flood Warning | PBZ | Westmoreland | 6 hr |
| Jun 21, 12:43 AM EDT | Areal Flood Warning | CTP | Somerset | 3 hr |
| Jun 21, 4:00 AM EDT | Areal Flood Warning | PBZ | Indiana | 3 hr |
| Jun 28, 9:30 AM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Jul 3, 8:42 PM EDT | Areal Flood Warning | PBZ | Westmoreland | 3 hr |
| Jul 16, 11:47 PM EDT | Areal Flood Warning | CTP | Potter, Tioga | 6 hr |
| Jul 22, 8:18 PM EDT | Areal Flood Warning | PHI | Chester | 117 min |
| Jul 23, 8:06 AM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lancaster, Lebanon, Montour, Northumberland and 2 more | 6 hr |
| Jul 23, 1:47 PM EDT | Areal Flood Warning | CTP | Dauphin, Lancaster, Lebanon, Northumberland, Schuylkill, York | 9 hr |
| Jul 24, 2:56 AM EDT | Areal Flood Warning | CTP | Adams, Centre, Clinton, Cumberland, Dauphin, Juniata and 10 more | 6 hr |
| Jul 24, 9:06 AM EDT | Areal Flood Warning | CTP | Adams, Centre, Clinton, Cumberland, Dauphin, Franklin and 11 more | 9 hr |
| Jul 24, 5:58 PM EDT | Areal Flood Warning | CTP | Adams, Centre, Clinton, Columbia, Cumberland, Dauphin and 17 more | 48 hr |
| Jul 25, 4:14 AM EDT | Areal Flood Warning | BGM | Bradford | 2 hr |
| Jul 25, 9:08 PM EDT | Areal Flood Warning | PHI | Carbon | 102 min |
| Jul 27, 7:49 PM EDT | Areal Flood Warning | PHI | Berks | 4 hr |
| Aug 3, 6:45 AM EDT | Areal Flood Warning | CTP | Centre | 3 hr |
| Aug 3, 12:43 PM EDT | Areal Flood Warning | CTP | Centre | 3 hr |
| Aug 3, 2:19 PM EDT | Areal Flood Warning | CTP | Lycoming, Sullivan | 3 hr |
| Aug 3, 5:31 PM EDT | Areal Flood Warning | BGM | Bradford, Wyoming | 3 hr |
| Aug 4, 2:22 AM EDT | Areal Flood Warning | PHI | Lehigh, Northampton | 21 hr |
| Aug 4, 4:54 AM EDT | Areal Flood Warning | PHI | Berks | 7 hr |
| Aug 4, 6:44 AM EDT | Areal Flood Warning | CTP | Lancaster, Lebanon, York | 9 hr |
| Aug 4, 8:48 AM EDT | Areal Flood Warning | PHI | Chester, Montgomery | 4 hr |
| Aug 4, 3:41 PM EDT | Areal Flood Warning | CTP | Lancaster | 6 hr |
| Aug 8, 11:33 PM EDT | Areal Flood Warning | BGM | Wayne | 2 hr |
| Aug 11, 5:36 PM EDT | Areal Flood Warning | PHI | Bucks | 4 hr |
| Aug 11, 10:28 PM EDT | Areal Flood Warning | PHI | Bucks, Lehigh, Northampton | 4 hr |
| Aug 13, 10:39 AM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 6 hr |
| Aug 13, 11:21 AM EDT | Areal Flood Warning | PHI | Carbon, Monroe, Northampton | 4 hr |
| Aug 13, 11:58 AM EDT | Areal Flood Warning | CTP | Sullivan | 6 hr |
| Aug 13, 12:37 PM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 1 more | 18 hr |
| Aug 13, 12:51 PM EDT | Areal Flood Warning | CTP | Columbia, Lycoming, Montour | 6 hr |
| Aug 13, 4:32 PM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 3 hr |
| Aug 13, 6:15 PM EDT | Areal Flood Warning | CTP | Sullivan | 12 hr |
| Aug 13, 6:45 PM EDT | Areal Flood Warning | CTP | Columbia, Lycoming, Montour | 12 hr |
| Aug 13, 7:27 PM EDT | Areal Flood Warning | PHI | Carbon, Northampton | 7 hr |
| Aug 13, 7:29 PM EDT | Areal Flood Warning | CTP | Columbia, Dauphin, Lebanon, Northumberland, Schuylkill | 3 hr |
| Aug 13, 10:22 PM EDT | Areal Flood Warning | CTP | Columbia, Schuylkill | 9 hr |
| Aug 14, 6:19 AM EDT | Areal Flood Warning | CTP | Sullivan | 3 hr |
| Aug 14, 9:42 AM EDT | Areal Flood Warning | CTP | Sullivan | 9 hr |
| Aug 14, 3:39 PM EDT | Areal Flood Warning | BGM | Bradford, Susquehanna, Wyoming | 6 hr |
| Aug 22, 1:28 AM EDT | Areal Flood Warning | CTP | Lancaster | 3 hr |
| Aug 22, 2:54 AM EDT | Areal Flood Warning | PHI | Bucks, Lehigh, Northampton | 8 hr |
| Aug 22, 4:14 AM EDT | Areal Flood Warning | CTP | Lancaster | 3 hr |
| Aug 22, 5:14 AM EDT | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 4 hr |
| Aug 22, 7:17 AM EDT | Areal Flood Warning | CTP | Lancaster | 3 hr |
| Aug 31, 1:02 PM EDT | Areal Flood Warning | CTP | Lebanon | 118 min |
| Aug 31, 5:13 PM EDT | Areal Flood Warning | PHI | Berks | 7 hr |
| Aug 31, 7:35 PM EDT | Areal Flood Warning | CTP | Lancaster, York | 3 hr |
| Aug 31, 7:54 PM EDT | Areal Flood Warning | CTP | York | 3 hr |
| Aug 31, 8:00 PM EDT | Areal Flood Warning | PHI | Berks, Chester | 4 hr |
| Aug 31, 10:59 PM EDT | Areal Flood Warning | CTP | Lancaster, York | 6 hr |
| Sep 7, 10:41 PM EDT | Areal Flood Warning | PHI | Delaware, Philadelphia | 8 hr |
| Sep 8, 2:41 AM EDT | Areal Flood Warning | PHI | Berks, Montgomery | 4 hr |
| Sep 9, 9:29 AM EDT | Areal Flood Warning | PBZ | Fayette, Greene | 6 hr |
| Sep 9, 10:28 AM EDT | Areal Flood Warning | CTP | Adams, Bedford, Blair, Cambria, Cumberland, Franklin and 6 more | 24 hr |
| Sep 9, 10:40 AM EDT | Areal Flood Warning | PBZ | Allegheny, Washington, Westmoreland | 5 hr |
| Sep 9, 11:58 AM EDT | Areal Flood Warning | PBZ | Allegheny, Beaver, Washington, Westmoreland | 3 hr |
| Sep 9, 12:05 PM EDT | Areal Flood Warning | PBZ | Washington | 3 hr |
| Sep 9, 3:00 PM EDT | Areal Flood Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Indiana, Washington and 1 more | 18 hr |
| Sep 9, 3:05 PM EDT | Areal Flood Warning | PBZ | Fayette, Greene, Washington, Westmoreland | 18 hr |
| Sep 9, 4:15 PM EDT | Areal Flood Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Indiana, Jefferson and 2 more | 18 hr |
| Sep 9, 11:44 PM EDT | Areal Flood Warning | PBZ | Armstrong, Butler, Clarion, Forest, Jefferson, Lawrence and 2 more | 12 hr |
| Sep 10, 2:41 AM EDT | Areal Flood Warning | CTP | Blair, Cambria, Centre, Clearfield, Cumberland, Dauphin and 6 more | 9 hr |
| Sep 10, 10:19 AM EDT | Areal Flood Warning | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 8 more | 9 hr |
| Sep 10, 11:02 AM EDT | Areal Flood Warning | PBZ | Allegheny, Armstrong, Fayette, Greene, Indiana, Washington and 1 more | 6 hr |
| Sep 10, 2:44 PM EDT | Areal Flood Warning | PBZ | Beaver | 18 hr |
| Sep 10, 3:03 PM EDT | Areal Flood Warning | PBZ | Jefferson | 7 hr |
| Sep 10, 4:57 PM EDT | Areal Flood Warning | PBZ | Allegheny, Armstrong, Fayette, Greene, Indiana, Washington and 1 more | 18 hr |
| Sep 18, 2:02 AM EDT | Areal Flood Warning | CTP | Potter, Tioga | 6 hr |
| Sep 18, 4:47 AM EDT | Areal Flood Warning | BGM | Bradford | 6 hr |
| Sep 25, 9:11 PM EDT | Areal Flood Warning | PHI | Philadelphia | 3 hr |
| Sep 28, 3:13 AM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Sep 28, 7:33 AM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 5 hr |
| Sep 28, 12:31 PM EDT | Areal Flood Warning | PHI | Montgomery, Philadelphia | 2 hr |
| Oct 2, 10:57 PM EDT | Areal Flood Warning | CTP | Clearfield | 6 hr |
| Oct 4, 6:42 PM EDT | Areal Flood Warning | PBZ | Allegheny, Westmoreland | 2 hr |
| Nov 2, 10:45 PM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 13 hr |
| Nov 3, 2:34 AM EDT | Areal Flood Warning | PHI | Bucks, Northampton | 15 hr |
| Nov 3, 3:21 AM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Nov 3, 7:01 AM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 5 hr |
| Nov 3, 11:44 AM EDT | Areal Flood Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 8 hr |
| Nov 3, 5:19 PM EDT | Areal Flood Warning | PHI | Northampton | 22 hr |
| Nov 24, 10:15 PM EST | Areal Flood Warning | PHI | Chester, Delaware | 6 hr |
| Nov 24, 11:33 PM EST | Areal Flood Warning | PHI | Montgomery, Philadelphia | 12 hr |
| Nov 24, 11:36 PM EST | Areal Flood Warning | PHI | Chester | 6 hr |
| Nov 25, 12:05 AM EST | Areal Flood Warning | PHI | Bucks | 12 hr |
| Dec 16, 3:41 PM EST | Areal Flood Warning | PHI | Chester | 4 hr |
| Dec 21, 4:02 AM EST | Areal Flood Warning | PHI | Berks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Dec 21, 4:09 AM EST | Areal Flood Warning | PHI | Bucks, Lehigh, Northampton | 16 hr |
| Dec 21, 4:27 AM EST | Areal Flood Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 8 hr |
| Dec 21, 4:36 AM EST | Areal Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 7 hr |
| Dec 21, 8:04 AM EST | Areal Flood Warning | PHI | Berks, Chester, Delaware, Montgomery, Philadelphia | 7 hr |
| Dec 21, 12:15 PM EST | Areal Flood Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 4 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bucks County22
- Chester County20
- Montgomery County20
- Westmoreland County18
- Philadelphia County17
- Allegheny County16
- Washington County16
- Berks County14
- Beaver County13
- Lancaster County13
- Northampton County12
- Armstrong County11
- Delaware County11
- York County11
- Fayette County10
- Greene County10
- Indiana County10
- Lebanon County10
- Butler County9
- Dauphin County9
- Lehigh County9
- Columbia County8
- Northumberland County8
- Jefferson County7
- Lawrence County7
- Schuylkill County7
- Centre County7
- Lycoming County7
- Sullivan County7
- Somerset County6
- Montour County6
- Clarion County5
- Mercer County5
- Potter County5
- Cumberland County5
- Perry County5
- Carbon County5
- Forest County4
- Venango County4
- Wyoming County4
24 more counties
- Cambria County4
- Clearfield County4
- Tioga County4
- Adams County4
- Clinton County4
- Juniata County4
- Mifflin County4
- Franklin County4
- Huntingdon County4
- Bradford County4
- McKean County3
- Snyder County3
- Union County3
- Monroe County3
- Blair County3
- Elk County2
- Crawford County2
- Erie County2
- Fulton County2
- Bedford County2
- Luzerne County1
- Wayne County1
- Susquehanna County1
- Cameron County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.