Alert archive / Pennsylvania / 2003
Weather alerts in Pennsylvania, September 2003
47 weather alerts in September 2003, 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 September 2003. Tap one for its archive.
- Alerts
- 47
- Warnings
- 38
- Watches
- 3
- Advisories
- 0
- Busiest day
- September 27, 200311 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 |
|---|---|---|---|---|
| Sep 1, 7:17 PM EDT | Mesoscale Discussion | SPC | Adams, York | 88 min |
| Sep 1, 9:40 PM EDT | Flash Flood Warning | CTP | Franklin | 3 hr |
| Sep 1, 10:05 PM EDT | Flash Flood Warning | CTP | Lancaster | 3 hr |
| Sep 1, 11:22 PM EDT | Flash Flood Warning | PBZ | Butler, Lawrence | 3 hr |
| Sep 1, 11:28 PM EDT | Flash Flood Warning | PBZ | Venango | 3 hr |
| Sep 1, 11:45 PM EDT | Flash Flood Warning | PBZ | Clarion, Jefferson | 3 hr |
| Sep 2, 12:04 AM EDT | Flash Flood Warning | PBZ | Fayette | 3 hr |
| Sep 3, 4:37 AM EDT | Flash Flood Warning | PBZ | Lawrence | 3 hr |
| Sep 3, 1:01 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Sep 4, 6:51 PM EDT | Flash Flood Warning | BGM | Bradford | 3 hr |
| Sep 4, 7:45 PM EDT | Severe Thunderstorm Warning | BGM | Bradford | 15 min |
| Sep 4, 7:45 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 45 min |
| Sep 4, 7:47 PM EDT | Flash Flood Warning | BGM | Susquehanna | 3 hr |
| Sep 4, 7:48 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna | 42 min |
| Sep 4, 8:13 PM EDT | Tornado Warning | BGM | Susquehanna | 47 min |
| Sep 4, 8:35 PM EDT | Flash Flood Warning | BGM | Lackawanna, Wayne | 3 hr |
| Sep 9, 4:37 PM EDT | Flash Flood Warning | PBZ | Beaver | 3 hr |
| Sep 15, 6:07 AM EDT | Flash Flood Warning | PHI | Chester | 3 hr |
| Sep 15, 8:18 AM EDT | Flash Flood Warning | PHI | Berks, Montgomery | 4 hr |
| Sep 15, 8:47 AM EDT | Flash Flood Warning | PHI | Chester | 6 hr |
| Sep 15, 11:25 AM EDT | Flash Flood Warning | CTP | Lancaster | 3 hr |
| Sep 15, 12:10 PM EDT | Flash Flood Warning | PHI | Berks | 4 hr |
| Sep 15, 1:59 PM EDT | Flash Flood Warning | CTP | Lancaster | 6 hr |
| Sep 15, 3:24 PM EDT | Flash Flood Warning | PHI | Berks, Chester, Montgomery | 6 hr |
| Sep 15, 5:19 PM EDT | Flash Flood Warning | PHI | Chester | 6 hr |
| Sep 15, 6:33 PM EDT | Flash Flood Warning | PHI | Bucks, Lehigh, Northampton | 3 hr |
| Sep 23, 2:35 AM EDT | Flash Flood Warning | CTP | Adams | 3 hr |
| Sep 23, 2:38 AM EDT | Flash Flood Warning | CTP | Snyder | 3 hr |
| Sep 23, 3:20 AM EDT | Flash Flood Warning | CTP | York | 4 hr |
| Sep 23, 3:59 AM EDT | Flash Flood Warning | CTP | Dauphin | 3 hr |
| Sep 23, 4:05 AM EDT | Flash Flood Warning | CTP | Lancaster | 3 hr |
| Sep 23, 5:20 AM EDT | Flash Flood Warning | CTP | Adams, Dauphin, Lancaster, York | 4 hr |
| Sep 23, 8:01 AM EDT | Severe Thunderstorm Warning | PHI | Bucks | 44 min |
| Sep 23, 8:14 AM EDT | Tornado Warning | PHI | Bucks | 31 min |
| Sep 27, 12:06 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Crawford, Lawrence and 3 more | 84 min |
| Sep 27, 12:40 AM EDT | Tornado Watch | SPC | Beaver, Butler, Crawford, Forest, Lawrence, Mercer and 2 more | 5 hr |
| Sep 27, 2:35 AM EDT | Tornado Watch | SPC | Erie | 5 hr |
| Sep 27, 3:37 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Cambria, Cameron and 17 more | 113 min |
| Sep 27, 5:15 AM EDT | Mesoscale Discussion | SPC | Beaver, Crawford, Lawrence, Mercer, Venango, Warren | 60 min |
| Sep 27, 2:22 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Bradford, Centre, Clinton, Columbia and 16 more | 113 min |
| Sep 27, 4:05 PM EDT | Severe Thunderstorm Watch | SPC | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 11 more | 5 hr |
| Sep 27, 5:39 PM EDT | Flash Flood Warning | CTP | Bedford | 3 hr |
| Sep 27, 6:18 PM EDT | Flash Flood Warning | CTP | Blair | 117 min |
| Sep 27, 6:47 PM EDT | Flash Flood Warning | CTP | Centre, Fulton, Huntingdon | 3 hr |
| Sep 27, 6:52 PM EDT | Mesoscale Discussion | SPC | Bedford, Blair, Centre, Clinton, Franklin, Fulton and 5 more | 53 min |
| Sep 27, 8:02 PM EDT | Flash Flood Warning | CTP | Blair | 118 min |
| Sep 28, 1:30 AM EDT | Flash Flood Warning | PHI | Bucks | 4 hr |
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 | 4 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 6 |
| Flooding | |
| Flash Flood Warning | 32 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Lawrence County6
- Lancaster County5
- Venango County5
- Beaver County5
- Adams County4
- Franklin County4
- Butler County4
- Susquehanna County4
- Chester County4
- Bucks County4
- Crawford County4
- Mercer County4
- Bedford County4
- Centre County4
- Fulton County4
- Huntingdon County4
- Blair County4
- York County3
- Allegheny County3
- Bradford County3
- Berks County3
- Dauphin County3
- Warren County3
- Potter County3
- Clinton County3
- Juniata County3
- Lycoming County3
- Mifflin County3
- Tioga County3
- Clarion County2
- Jefferson County2
- Fayette County2
- Montgomery County2
- Snyder County2
- Armstrong County2
- Washington County2
- Forest County2
- Cambria County2
- Cameron County2
- Clearfield County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.