Alert archive / Pennsylvania / 2001
Weather alerts in Pennsylvania, April 2001
67 weather alerts in April 2001, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in April 2001. Tap one for its archive.
- Alerts
- 67
- Warnings
- 62
- Watches
- 5
- Advisories
- 0
- Busiest day
- April 9, 200155 alerts
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 |
|---|---|---|---|---|
| Apr 3, 7:10 PM EDT | Flash Flood Warning | BGM | Bradford | 3 hr |
| Apr 7, 5:25 AM EDT | Flash Flood Warning | PBZ | Lawrence | 2 hr |
| Apr 7, 9:41 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Mercer, Venango | 64 min |
| Apr 8, 2:50 AM EDT | Severe Thunderstorm Warning | PBZ | Venango | 40 min |
| Apr 8, 2:51 AM EDT | Severe Thunderstorm Warning | CTP | Cambria | 39 min |
| Apr 8, 5:02 AM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 28 min |
| Apr 8, 5:08 AM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 52 min |
| Apr 8, 3:45 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Fayette, Greene, Washington | 5 hr |
| Apr 9, 2:58 AM EDT | Severe Thunderstorm Warning | PBZ | Washington | 47 min |
| Apr 9, 11:00 AM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Cambria, Clarion and 15 more | 6 hr |
| Apr 9, 12:53 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 52 min |
| Apr 9, 12:57 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 63 min |
| Apr 9, 1:09 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 51 min |
| Apr 9, 1:45 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 60 min |
| Apr 9, 1:52 PM EDT | Severe Thunderstorm Warning | PBZ | Forest | 53 min |
| Apr 9, 2:06 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Potter | 54 min |
| Apr 9, 2:30 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 60 min |
| Apr 9, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Bedford, Berks, Blair, Cameron, Centre and 22 more | 6 hr |
| Apr 9, 2:45 PM EDT | Tornado Warning | PBZ | Lawrence | 45 min |
| Apr 9, 3:02 PM EDT | Tornado Warning | PBZ | Butler | 43 min |
| Apr 9, 3:11 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 49 min |
| Apr 9, 3:22 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 23 min |
| Apr 9, 3:32 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 58 min |
| Apr 9, 3:43 PM EDT | Flash Flood Warning | CLE | Crawford | 2 hr |
| Apr 9, 3:44 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 61 min |
| Apr 9, 3:46 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 29 min |
| Apr 9, 4:01 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 59 min |
| Apr 9, 4:04 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 56 min |
| Apr 9, 4:07 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 53 min |
| Apr 9, 4:10 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 65 min |
| Apr 9, 4:18 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 57 min |
| Apr 9, 4:18 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 57 min |
| Apr 9, 4:32 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Clearfield | 73 min |
| Apr 9, 4:40 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Wayne | 35 min |
| Apr 9, 4:45 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Westmoreland | 60 min |
| Apr 9, 4:55 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 65 min |
| Apr 9, 5:00 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Cambria, Clarion and 9 more | 5 hr |
| Apr 9, 5:05 PM EDT | Tornado Warning | CTP | Cambria | 25 min |
| Apr 9, 5:11 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 34 min |
| Apr 9, 5:11 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 79 min |
| Apr 9, 5:32 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 73 min |
| Apr 9, 5:39 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 66 min |
| Apr 9, 5:44 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 61 min |
| Apr 9, 5:47 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 58 min |
| Apr 9, 5:51 PM EDT | Severe Thunderstorm Warning | BGM | Pike | 39 min |
| Apr 9, 5:52 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 53 min |
| Apr 9, 5:53 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 37 min |
| Apr 9, 5:54 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 36 min |
| Apr 9, 5:56 PM EDT | Severe Thunderstorm Warning | CTP | Juniata, Mifflin | 79 min |
| Apr 9, 6:03 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 57 min |
| Apr 9, 6:15 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 60 min |
| Apr 9, 6:20 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 55 min |
| Apr 9, 6:26 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Sullivan | 49 min |
| Apr 9, 6:27 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 63 min |
| Apr 9, 6:30 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 45 min |
| Apr 9, 6:47 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Franklin | 73 min |
| Apr 9, 6:47 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Fulton | 73 min |
| Apr 9, 7:00 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Bedford, Berks, Blair, Bucks, Carbon and 27 more | 5 hr |
| Apr 9, 7:06 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Northumberland | 69 min |
| Apr 9, 7:08 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 97 min |
| Apr 9, 7:17 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 58 min |
| Apr 9, 7:25 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon, Schuylkill | 80 min |
| Apr 9, 7:28 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 62 min |
| Apr 9, 8:02 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 43 min |
| Apr 9, 8:09 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 36 min |
| Apr 9, 8:09 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 36 min |
| Apr 9, 8:37 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 38 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 56 |
| Tornado Warning | 3 |
| Severe Thunderstorm Watch | 5 |
| Flooding | |
| Flash Flood Warning | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cambria County6
- Washington County6
- Lawrence County5
- Butler County5
- Greene County5
- Bradford County4
- Mercer County4
- Venango County4
- Jefferson County4
- Allegheny County4
- Fayette County4
- Armstrong County4
- Crawford County4
- McKean County4
- Chester County4
- Clarion County3
- Beaver County3
- Indiana County3
- Somerset County3
- Warren County3
- Westmoreland County3
- Adams County3
- Bedford County3
- Blair County3
- Centre County3
- Clearfield County3
- Cumberland County3
- Dauphin County3
- Franklin County3
- Fulton County3
- Huntingdon County3
- Juniata County3
- Lancaster County3
- Lebanon County3
- Mifflin County3
- Northumberland County3
- Perry County3
- Schuylkill County3
- York County3
- Elk County2
25 more counties
- Forest County2
- Potter County2
- Berks County2
- Columbia County2
- Luzerne County2
- Lycoming County2
- Montour County2
- Snyder County2
- Union County2
- Pike County2
- Monroe County2
- Bucks County2
- Delaware County2
- Montgomery County2
- Philadelphia County2
- Cameron County1
- Clinton County1
- Susquehanna County1
- Lackawanna County1
- Wayne County1
- Tioga County1
- Sullivan County1
- Carbon County1
- Lehigh County1
- Northampton County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20002002
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.