Alert archive / Pennsylvania / Areal Flood Warnings / 2021
Areal Flood Warnings in Pennsylvania, August 2021
17 areal flood warnings in August 2021. 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 August 2021. Tap one for its archive.
- Areal Flood Warnings
- 17
- Busiest day
- August 19, 20217 areal flood 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 |
|---|---|---|---|---|
| Aug 12, 10:32 PM EDT | Areal Flood Warning | PBZ | Allegheny, Washington, Westmoreland | 3 hr |
| Aug 12, 11:43 PM EDT | Areal Flood Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Washington | 92 min |
| Aug 13, 12:17 AM EDT | Areal Flood Warning | PBZ | Fayette, Washington, Westmoreland | 57 min |
| Aug 18, 3:17 PM EDT | Areal Flood Warning | CTP | Bedford, Blair, Huntingdon | 118 min |
| Aug 18, 10:34 PM EDT | Areal Flood Warning | CTP | Lancaster, York | 11 min |
| Aug 18, 10:48 PM EDT | Areal Flood Warning | CTP | Lancaster, York | 2 hr |
| Aug 18, 10:59 PM EDT | Areal Flood Warning | CTP | Lancaster | 2 hr |
| Aug 19, 4:33 AM EDT | Areal Flood Warning | PHI | Chester, Delaware | 4 hr |
| Aug 19, 6:09 AM EDT | Areal Flood Warning | PHI | Bucks, Philadelphia | 3 hr |
| Aug 19, 8:50 AM EDT | Areal Flood Warning | PHI | Montgomery, Philadelphia | 3 hr |
| Aug 19, 10:40 AM EDT | Areal Flood Warning | PHI | Delaware | 3 hr |
| Aug 23, 12:13 AM EDT | Areal Flood Warning | BGM | Lackawanna | 8 hr |
| Aug 23, 12:13 AM EDT | Areal Flood Warning | BGM | Wayne | 8 hr |
| Aug 23, 2:01 AM EDT | Areal Flood Warning | BGM | Luzerne | 6 hr |
| Aug 23, 2:36 AM EDT | Areal Flood Warning | PHI | Carbon, Monroe | 21 hr |
| Aug 23, 8:28 AM EDT | Areal Flood Warning | PHI | Lehigh | 7 hr |
| Aug 30, 2:11 AM EDT | Areal Flood Warning | PBZ | Indiana, Jefferson | 117 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Washington County3
- Lancaster County3
- Allegheny County2
- Westmoreland County2
- York County2
- Delaware County2
- Philadelphia County2
- Armstrong County1
- Beaver County1
- Butler County1
- Fayette County1
- Bedford County1
- Blair County1
- Huntingdon County1
- Chester County1
- Bucks County1
- Montgomery County1
- Lackawanna County1
- Wayne County1
- Luzerne County1
- Carbon County1
- Monroe County1
- Lehigh County1
- Indiana County1
- Jefferson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.