Alert archive / Pennsylvania / Flash Flood Warnings / 2021
Flash Flood Warnings in Pennsylvania, June 2021
21 flash flood warnings in June 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in June 2021. Tap one for its archive.
- Flash Flood Warnings
- 21
- Busiest day
- June 8, 20218 flash 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 |
|---|---|---|---|---|
| Jun 3, 5:59 PM EDT | Flash Flood Warning | PHI | Berks, Chester | 108 min |
| Jun 3, 6:19 PM EDT | Flash Flood Warning | PHI | Berks, Chester, Montgomery | 115 min |
| Jun 3, 7:09 PM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 2 hr |
| Jun 8, 11:27 AM EDT | Flash Flood Warning | BGM | Lackawanna, Wayne | 3 hr |
| Jun 8, 11:35 AM EDT | Flash Flood Warning | BGM | Lackawanna, Luzerne, Wyoming | 4 hr |
| Jun 8, 11:41 AM EDT | Flash Flood Warning | BGM | Pike | 3 hr |
| Jun 8, 12:34 PM EDT | Flash Flood Warning | PHI | Monroe | 2 hr |
| Jun 8, 1:35 PM EDT | Flash Flood Warning | PHI | Chester, Delaware, Montgomery | 5 hr |
| Jun 8, 2:32 PM EDT | Flash Flood Warning | BGM | Luzerne | 86 min |
| Jun 8, 3:21 PM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 3 hr |
| Jun 8, 5:53 PM EDT | Flash Flood Warning | BGM | Susquehanna, Wayne | 63 min |
| Jun 9, 3:49 PM EDT | Flash Flood Warning | PHI | Bucks, Philadelphia | 3 hr |
| Jun 9, 4:34 PM EDT | Flash Flood Warning | CLE | Erie | 3 hr |
| Jun 9, 4:54 PM EDT | Flash Flood Warning | PHI | Berks, Montgomery | 112 min |
| Jun 9, 6:37 PM EDT | Flash Flood Warning | CTP | Schuylkill | 3 hr |
| Jun 13, 5:29 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 3 hr |
| Jun 13, 7:22 PM EDT | Flash Flood Warning | PBZ | Allegheny, Washington | 100 min |
| Jun 14, 9:17 PM EDT | Flash Flood Warning | PHI | Delaware, Philadelphia | 3 hr |
| Jun 21, 7:23 PM EDT | Flash Flood Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 3 hr |
| Jun 30, 2:12 PM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Washington, Westmoreland | 3 hr |
| Jun 30, 2:14 PM EDT | Flash Flood Warning | PBZ | Allegheny, Washington | 2 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Chester County5
- Montgomery County5
- Allegheny County5
- Washington County4
- Berks County3
- Delaware County3
- Philadelphia County3
- Westmoreland County3
- Lackawanna County2
- Wayne County2
- Luzerne County2
- Wyoming County1
- Pike County1
- Monroe County1
- Susquehanna County1
- Bucks County1
- Erie County1
- Schuylkill County1
- Fayette County1
- Beaver 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. Rebuilt daily.