Alert archive / Pennsylvania / Flash Flood Warnings
Flash Flood Warnings in Pennsylvania, 1989
108 flash flood warnings in 1989. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 1989. Tap one for its archive.
- Flash Flood Warnings
- 108
- Busiest month
- June70 flash flood warnings
- Busiest day
- June 23, 198916 flash 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 |
|---|---|---|---|---|
| May 6, 5:25 AM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| May 7, 1:25 AM EDT | Flash Flood Warning | BGM | Wyoming | 6 hr |
| May 10, 5:45 PM EDT | Flash Flood Warning | PBZ | Fayette, Westmoreland | 6 hr |
| May 10, 6:25 PM EDT | Flash Flood Warning | PBZ | Butler | 6 hr |
| May 16, 1:06 PM EDT | Flash Flood Warning | PHI | Chester | 2 hr |
| May 16, 3:44 PM EDT | Flash Flood Warning | CTP | Dauphin | 5 hr |
| May 16, 8:33 PM EDT | Flash Flood Warning | CTP | Franklin | 6 hr |
| Jun 2, 2:07 PM EDT | Flash Flood Warning | PHI | Bucks | 83 min |
| Jun 9, 2:28 PM EDT | Flash Flood Warning | PBZ | Butler | 5 hr |
| Jun 9, 5:33 PM EDT | Flash Flood Warning | CLE | Forest, Venango | 2 hr |
| Jun 9, 11:09 PM EDT | Flash Flood Warning | PHI | Delaware | 3 hr |
| Jun 9, 11:36 PM EDT | Flash Flood Warning | PHI | Bucks | 3 hr |
| Jun 15, 11:02 AM EDT | Flash Flood Warning | CLE | Lawrence | 3 hr |
| Jun 15, 11:24 AM EDT | Flash Flood Warning | CLE | Elk | 3 hr |
| Jun 15, 3:36 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Jun 16, 10:53 PM EDT | Flash Flood Warning | CTP | Centre | 5 hr |
| Jun 17, 2:35 AM EDT | Flash Flood Warning | PBZ | Butler | 4 hr |
| Jun 19, 9:15 PM EDT | Flash Flood Warning | PBZ | Bedford, Somerset | 6 hr |
| Jun 20, 12:16 PM EDT | Flash Flood Warning | CLE | Elk | 4 hr |
| Jun 20, 2:08 PM EDT | Flash Flood Warning | CLE | Forest, Venango | 2 hr |
| Jun 20, 2:13 PM EDT | Flash Flood Warning | PBZ | Butler | 4 hr |
| Jun 20, 4:13 PM EDT | Flash Flood Warning | CLE | Elk, Forest, McKean, Warren | 4 hr |
| Jun 20, 4:13 PM EDT | Flash Flood Warning | CLE | Venango | 4 hr |
| Jun 20, 4:27 PM EDT | Flash Flood Warning | PBZ | Somerset | 4 hr |
| Jun 20, 4:55 PM EDT | Flash Flood Warning | PBZ | Bedford | 4 hr |
| Jun 20, 6:03 PM EDT | Flash Flood Warning | CTP | Adams | 5 hr |
| Jun 20, 6:20 PM EDT | Flash Flood Warning | PBZ | Blair | 5 hr |
| Jun 20, 7:08 PM EDT | Flash Flood Warning | CLE | Potter | 5 hr |
| Jun 20, 7:11 PM EDT | Flash Flood Warning | CTP | Huntingdon | 2 hr |
| Jun 20, 7:38 PM EDT | Flash Flood Warning | CLE | Cameron | 5 hr |
| Jun 20, 7:41 PM EDT | Flash Flood Warning | CTP | Centre | 4 hr |
| Jun 20, 7:54 PM EDT | Flash Flood Warning | CTP | Juniata | 2 hr |
| Jun 20, 8:28 PM EDT | Flash Flood Warning | CLE | Elk | 6 hr |
| Jun 20, 8:45 PM EDT | Flash Flood Warning | PBZ | Bedford, Blair | 3 hr |
| Jun 20, 9:00 PM EDT | Flash Flood Warning | CTP | Perry | 4 hr |
| Jun 20, 9:27 PM EDT | Flash Flood Warning | CTP | Fulton | 4 hr |
| Jun 20, 10:35 PM EDT | Flash Flood Warning | PBZ | Jefferson | 5 hr |
| Jun 20, 11:20 PM EDT | Flash Flood Warning | PBZ | Bedford, Somerset | 5 hr |
| Jun 20, 11:20 PM EDT | Flash Flood Warning | PBZ | Blair | 5 hr |
| Jun 21, 6:03 AM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Butler | 3 hr |
| Jun 21, 7:20 AM EDT | Flash Flood Warning | CTP | Lycoming | 5 hr |
| Jun 21, 2:09 PM EDT | Flash Flood Warning | CTP | Huntingdon | 4 hr |
| Jun 21, 3:42 PM EDT | Flash Flood Warning | CTP | Snyder | 3 hr |
| Jun 22, 2:09 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 2 hr |
| Jun 22, 3:15 PM EDT | Flash Flood Warning | PHI | Delaware | 3 hr |
| Jun 22, 3:50 PM EDT | Flash Flood Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 115 min |
| Jun 22, 4:29 PM EDT | Flash Flood Warning | CLE | Mercer | 61 min |
| Jun 22, 4:30 PM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 2 hr |
| Jun 22, 5:20 PM EDT | Flash Flood Warning | CLE | Crawford | 115 min |
| Jun 22, 5:42 PM EDT | Flash Flood Warning | PHI | Bucks | 75 min |
| Jun 22, 7:07 PM EDT | Flash Flood Warning | CLE | Crawford, Erie | 2 hr |
| Jun 22, 7:55 PM EDT | Flash Flood Warning | PBZ | Allegheny | 65 min |
| Jun 22, 8:00 PM EDT | Flash Flood Warning | CTP | York | 4 hr |
| Jun 22, 8:30 PM EDT | Flash Flood Warning | PBZ | Butler | 4 hr |
| Jun 22, 8:44 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Jun 22, 9:05 PM EDT | Flash Flood Warning | CLE | Elk | 3 hr |
| Jun 22, 9:05 PM EDT | Flash Flood Warning | PBZ | Clearfield, Jefferson | 3 hr |
| Jun 22, 9:23 PM EDT | Flash Flood Warning | PBZ | Cambria | 4 hr |
| Jun 22, 10:45 PM EDT | Flash Flood Warning | CLE | McKean | 2 hr |
| Jun 22, 10:55 PM EDT | Flash Flood Warning | PBZ | Bedford, Blair | 5 hr |
| Jun 22, 11:23 PM EDT | Flash Flood Warning | CLE | Elk | 5 hr |
| Jun 22, 11:23 PM EDT | Flash Flood Warning | PBZ | Jefferson | 5 hr |
| Jun 22, 11:23 PM EDT | Flash Flood Warning | PBZ | Fayette, Somerset | 5 hr |
| Jun 22, 11:30 PM EDT | Flash Flood Warning | CLE | McKean | 5 hr |
| Jun 22, 11:39 PM EDT | Flash Flood Warning | CTP | Adams | 4 hr |
| Jun 22, 11:47 PM EDT | Flash Flood Warning | PBZ | Clarion | 4 hr |
| Jun 23, 1:19 AM EDT | Flash Flood Warning | CTP | Huntingdon | 4 hr |
| Jun 23, 11:01 AM EDT | Flash Flood Warning | PHI | Chester | 119 min |
| Jun 24, 7:31 PM EDT | Flash Flood Warning | CTP | Cumberland | 3 hr |
| Jun 24, 7:44 PM EDT | Flash Flood Warning | CTP | Snyder | 115 min |
| Jun 25, 9:33 PM EDT | Flash Flood Warning | PBZ | Clearfield | 87 min |
| Jun 27, 3:21 PM EDT | Flash Flood Warning | CLE | Venango | 4 hr |
| Jun 27, 3:21 PM EDT | Flash Flood Warning | PBZ | Allegheny, Armstrong, Butler | 4 hr |
| Jun 27, 3:21 PM EDT | Flash Flood Warning | PBZ | Clarion | 4 hr |
| Jun 27, 3:40 PM EDT | Flash Flood Warning | CLE | Mercer | 3 hr |
| Jun 27, 6:50 PM EDT | Flash Flood Warning | SHV | Clarion | 6 hr |
| Jun 27, 7:09 PM EDT | Flash Flood Warning | PBZ | Allegheny | 4 hr |
| Jul 5, 8:38 AM EDT | Flash Flood Warning | PHI | Chester, Delaware | 3 hr |
| Jul 5, 8:38 AM EDT | Flash Flood Warning | PHI | Philadelphia | 3 hr |
| Jul 5, 9:02 AM EDT | Flash Flood Warning | PHI | Bucks | 3 hr |
| Jul 5, 10:41 AM EDT | Flash Flood Warning | PHI | Montgomery | 4 hr |
| Jul 5, 11:00 AM EDT | Flash Flood Warning | PHI | Bucks | 5 hr |
| Jul 5, 11:00 AM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery | 5 hr |
| Jul 5, 11:00 AM EDT | Flash Flood Warning | PHI | Philadelphia | 5 hr |
| Jul 7, 9:52 PM EDT | Flash Flood Warning | PBZ | Bedford | 68 min |
| Jul 7, 11:42 PM EDT | Flash Flood Warning | PBZ | Bedford | 4 hr |
| Jul 13, 10:17 AM EDT | Flash Flood Warning | PHI | Montgomery | 118 min |
| Jul 13, 1:31 PM EDT | Flash Flood Warning | PHI | Chester | 119 min |
| Jul 19, 9:35 PM EDT | Flash Flood Warning | PBZ | Bedford | 3 hr |
| Jul 22, 8:02 PM EDT | Flash Flood Warning | CTP | Huntingdon, Juniata, Mifflin | 3 hr |
| Jul 22, 9:34 PM EDT | Flash Flood Warning | CTP | Fulton | 116 min |
| Jul 25, 1:36 AM EDT | Flash Flood Warning | PBZ | Bedford | 72 min |
| Jul 26, 3:15 PM EDT | Flash Flood Warning | PBZ | Fayette, Somerset | 4 hr |
| Jul 26, 5:12 PM EDT | Flash Flood Warning | PBZ | Butler | 3 hr |
| Aug 12, 5:11 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery | 64 min |
| Aug 13, 11:05 AM EDT | Flash Flood Warning | PHI | Bucks | 85 min |
| Aug 23, 7:30 PM EDT | Flash Flood Warning | PBZ | Fayette, Westmoreland | 3 hr |
| Sep 16, 10:58 PM EDT | Flash Flood Warning | PBZ | Fayette | 3 hr |
| Sep 16, 11:15 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 2 hr |
| Sep 20, 7:42 AM EDT | Flash Flood Warning | PHI | Montgomery | 3 hr |
| Sep 20, 8:14 AM EDT | Flash Flood Warning | PHI | Bucks | 3 hr |
| Sep 20, 2:33 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery | 3 hr |
| Sep 20, 6:30 PM EDT | Flash Flood Warning | PHI | Bucks, Montgomery | 3 hr |
| Oct 20, 10:25 AM EDT | Flash Flood Warning | PHI | Philadelphia | 65 min |
| Oct 20, 11:20 AM EDT | Flash Flood Warning | CTP | York | 115 min |
| Oct 20, 11:45 AM EDT | Flash Flood Warning | BGM | Wayne | 6 hr |
| Oct 20, 3:05 PM EDT | Flash Flood Warning | PHI | Bucks | 3 hr |
| Nov 16, 10:40 AM EST | Flash Flood Warning | CTP | Lancaster | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bucks County13
- Montgomery County10
- Bedford County9
- Butler County8
- Chester County7
- Elk County6
- Allegheny County6
- Fayette County5
- Delaware County5
- Somerset County5
- Philadelphia County5
- Venango County4
- Blair County4
- Huntingdon County4
- Westmoreland County3
- Forest County3
- McKean County3
- Jefferson County3
- Clarion County3
- Centre County2
- Adams County2
- Juniata County2
- Fulton County2
- Snyder County2
- Mercer County2
- Crawford County2
- York County2
- Clearfield County2
- Wyoming County1
- Dauphin County1
- Franklin County1
- Lawrence County1
- Warren County1
- Potter County1
- Cameron County1
- Perry County1
- Beaver County1
- Lycoming County1
- Erie County1
- Cambria County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19881990
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.