Alert archive / Pennsylvania / Severe Thunderstorm Warnings / 2001
Severe Thunderstorm Warnings in Pennsylvania, August 2001
100 severe thunderstorm warnings in August 2001. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in August 2001. Tap one for its archive.
- Severe Thunderstorm Warnings
- 100
- Busiest day
- August 28, 200125 severe thunderstorm 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 1, 1:45 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Lehigh | 15 min |
| Aug 4, 4:26 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 19 min |
| Aug 4, 4:53 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 22 min |
| Aug 4, 5:06 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 24 min |
| Aug 4, 5:10 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 35 min |
| Aug 4, 5:30 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 30 min |
| Aug 4, 6:19 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 41 min |
| Aug 4, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 66 min |
| Aug 4, 7:29 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery | 61 min |
| Aug 8, 5:58 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 32 min |
| Aug 8, 7:27 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 63 min |
| Aug 9, 6:46 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 44 min |
| Aug 10, 12:25 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 65 min |
| Aug 10, 1:13 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 32 min |
| Aug 10, 1:21 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 24 min |
| Aug 10, 1:39 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 66 min |
| Aug 10, 1:45 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 30 min |
| Aug 10, 2:14 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 61 min |
| Aug 13, 2:17 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin | 58 min |
| Aug 13, 3:35 PM EDT | Severe Thunderstorm Warning | CTP | York | 55 min |
| Aug 16, 4:11 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 34 min |
| Aug 16, 4:21 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 39 min |
| Aug 16, 4:31 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 59 min |
| Aug 16, 4:31 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 44 min |
| Aug 16, 4:39 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 66 min |
| Aug 16, 4:58 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 47 min |
| Aug 16, 6:15 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 60 min |
| Aug 16, 6:51 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield, Elk | 54 min |
| Aug 16, 8:12 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 63 min |
| Aug 16, 9:19 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 56 min |
| Aug 16, 9:34 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 41 min |
| Aug 16, 9:59 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 61 min |
| Aug 19, 3:32 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 43 min |
| Aug 19, 3:33 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Forest | 57 min |
| Aug 19, 3:36 PM EDT | Severe Thunderstorm Warning | PBZ | Venango | 54 min |
| Aug 19, 3:54 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 36 min |
| Aug 19, 3:57 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 63 min |
| Aug 19, 4:07 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 53 min |
| Aug 19, 4:14 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 31 min |
| Aug 19, 4:18 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 57 min |
| Aug 19, 4:20 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 70 min |
| Aug 19, 4:41 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 19 min |
| Aug 19, 4:43 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 62 min |
| Aug 19, 4:56 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 64 min |
| Aug 19, 5:22 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 53 min |
| Aug 19, 5:25 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria | 65 min |
| Aug 19, 5:29 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 46 min |
| Aug 19, 6:12 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 48 min |
| Aug 19, 6:20 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 55 min |
| Aug 19, 6:44 PM EDT | Severe Thunderstorm Warning | CTP | Union | 46 min |
| Aug 19, 6:45 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 45 min |
| Aug 19, 6:51 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 24 min |
| Aug 19, 7:30 PM EDT | Severe Thunderstorm Warning | CTP | Union | 60 min |
| Aug 19, 7:55 PM EDT | Severe Thunderstorm Warning | CTP | Montour, Northumberland | 35 min |
| Aug 19, 8:36 PM EDT | Severe Thunderstorm Warning | CTP | Franklin, Fulton | 69 min |
| Aug 26, 2:03 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 57 min |
| Aug 26, 7:52 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 53 min |
| Aug 26, 8:07 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 53 min |
| Aug 26, 9:00 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming, Tioga | 60 min |
| Aug 28, 11:19 AM EDT | Severe Thunderstorm Warning | CTP | Potter | 56 min |
| Aug 28, 11:50 AM EDT | Severe Thunderstorm Warning | CTP | Tioga | 55 min |
| Aug 28, 12:08 PM EDT | Severe Thunderstorm Warning | CTP | Potter | 67 min |
| Aug 28, 1:11 PM EDT | Severe Thunderstorm Warning | CTP | Tioga | 64 min |
| Aug 28, 1:39 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver | 66 min |
| Aug 28, 1:53 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 52 min |
| Aug 28, 1:57 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Clearfield | 78 min |
| Aug 28, 2:19 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 56 min |
| Aug 28, 2:19 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 26 min |
| Aug 28, 2:41 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 64 min |
| Aug 28, 2:49 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 56 min |
| Aug 28, 3:07 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 53 min |
| Aug 28, 3:17 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 58 min |
| Aug 28, 3:21 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Montour, Northumberland | 69 min |
| Aug 28, 3:36 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 39 min |
| Aug 28, 3:47 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 73 min |
| Aug 28, 3:48 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 42 min |
| Aug 28, 3:52 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 38 min |
| Aug 28, 4:25 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 65 min |
| Aug 28, 4:30 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 60 min |
| Aug 28, 4:40 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 50 min |
| Aug 28, 4:43 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin | 47 min |
| Aug 28, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 26 min |
| Aug 28, 5:19 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 41 min |
| Aug 28, 6:15 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 60 min |
| Aug 30, 8:15 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 60 min |
| Aug 31, 10:50 AM EDT | Severe Thunderstorm Warning | CTP | McKean | 70 min |
| Aug 31, 2:12 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 63 min |
| Aug 31, 2:54 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 66 min |
| Aug 31, 3:11 PM EDT | Severe Thunderstorm Warning | CTP | York | 64 min |
| Aug 31, 3:58 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 62 min |
| Aug 31, 4:03 PM EDT | Severe Thunderstorm Warning | CTP | Perry | 72 min |
| Aug 31, 4:12 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 78 min |
| Aug 31, 4:16 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 59 min |
| Aug 31, 5:05 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 55 min |
| Aug 31, 5:41 PM EDT | Severe Thunderstorm Warning | CTP | Snyder, Union | 34 min |
| Aug 31, 5:42 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 78 min |
| Aug 31, 6:47 PM EDT | Severe Thunderstorm Warning | CTP | Lebanon | 28 min |
| Aug 31, 6:59 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 31 min |
| Aug 31, 7:06 PM EDT | Severe Thunderstorm Warning | PHI | Carbon | 24 min |
| Aug 31, 7:25 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 50 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clinton County6
- Clearfield County6
- Lebanon County5
- Tioga County5
- Centre County5
- Lycoming County5
- Lancaster County4
- Potter County4
- Blair County4
- Cambria County4
- Berks County3
- Franklin County3
- Washington County3
- Beaver County3
- Indiana County3
- Union County3
- Northumberland County3
- Perry County3
- Schuylkill County2
- Mifflin County2
- Dauphin County2
- Bucks County2
- Fayette County2
- York County2
- Jefferson County2
- McKean County2
- Huntingdon County2
- Bedford County2
- Montour County2
- Allegheny County2
- Westmoreland County2
- Somerset County2
- Lehigh County1
- Montgomery County1
- Adams County1
- Elk County1
- Clarion County1
- Forest County1
- Venango County1
- Armstrong 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. Warning verification from the Mesonet's Cow. Rebuilt daily.