Alert archive / Pennsylvania / 1990
Weather alerts in Pennsylvania, September 1990
57 weather alerts in September 1990, 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 1990. Tap one for its archive.
- Alerts
- 57
- Warnings
- 57
- Watches
- 0
- Advisories
- 0
- Busiest day
- September 6, 199017 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 2, 4:45 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 75 min |
| Sep 2, 4:45 PM EDT | Severe Thunderstorm Warning | PBZ | Somerset, Westmoreland | 75 min |
| Sep 2, 4:50 PM EDT | Severe Thunderstorm Warning | BGM | Lackawanna, Luzerne | 55 min |
| Sep 2, 6:12 PM EDT | Severe Thunderstorm Warning | BGM | Luzerne | 43 min |
| Sep 2, 6:47 PM EDT | Severe Thunderstorm Warning | CTP | Carbon, Schuylkill | 28 min |
| Sep 5, 8:24 AM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 36 min |
| Sep 5, 8:33 AM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 42 min |
| Sep 6, 3:19 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 56 min |
| Sep 6, 4:10 PM EDT | Severe Thunderstorm Warning | CLE | Mercer | 65 min |
| Sep 6, 4:18 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 57 min |
| Sep 6, 4:35 PM EDT | Severe Thunderstorm Warning | CLE | Lawrence | 55 min |
| Sep 6, 4:35 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Clarion | 85 min |
| Sep 6, 4:50 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 100 min |
| Sep 6, 4:52 PM EDT | Severe Thunderstorm Warning | CLE | Venango | 68 min |
| Sep 6, 5:06 PM EDT | Tornado Warning | PBZ | Butler | 54 min |
| Sep 6, 5:13 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 77 min |
| Sep 6, 5:13 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 77 min |
| Sep 6, 5:52 PM EDT | Severe Thunderstorm Warning | PBZ | Cambria, Clearfield, Indiana | 98 min |
| Sep 6, 5:52 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene | 98 min |
| Sep 6, 5:52 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 98 min |
| Sep 6, 6:29 PM EDT | Tornado Warning | PBZ | Westmoreland | 61 min |
| Sep 6, 6:51 PM EDT | Tornado Warning | PBZ | Somerset | 69 min |
| Sep 6, 6:56 PM EDT | Severe Thunderstorm Warning | PBZ | Bedford, Blair | 64 min |
| Sep 6, 7:46 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 59 min |
| Sep 6, 8:44 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 61 min |
| Sep 6, 9:01 PM EDT | Flash Flood Warning | CLE | Erie | 3 hr |
| Sep 6, 9:18 PM EDT | Severe Thunderstorm Warning | CLE | Lawrence | 87 min |
| Sep 6, 9:42 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 78 min |
| Sep 6, 9:42 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 78 min |
| Sep 6, 9:42 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Jefferson | 78 min |
| Sep 6, 9:42 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Butler | 78 min |
| Sep 6, 11:00 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 60 min |
| Sep 6, 11:41 PM EDT | Flash Flood Warning | CLE | Erie | 3 hr |
| Sep 7, 12:06 AM EDT | Flash Flood Warning | PBZ | Washington | 4 hr |
| Sep 7, 12:06 AM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 4 hr |
| Sep 7, 4:00 AM EDT | Flash Flood Warning | PBZ | Washington | 4 hr |
| Sep 7, 7:30 AM EDT | Flash Flood Warning | PBZ | Washington | 3 hr |
| Sep 7, 9:45 AM EDT | Flash Flood Warning | PBZ | Washington | 4 hr |
| Sep 7, 1:50 PM EDT | Flash Flood Warning | PBZ | Washington | 3 hr |
| Sep 9, 7:06 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 69 min |
| Sep 12, 7:15 PM EDT | Flash Flood Warning | PBZ | Cambria | 3 hr |
| Sep 12, 8:16 PM EDT | Flash Flood Warning | PBZ | Fayette | 104 min |
| Sep 14, 6:11 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 94 min |
| Sep 14, 6:55 PM EDT | Severe Thunderstorm Warning | CLE | Mercer | 65 min |
| Sep 14, 7:14 PM EDT | Severe Thunderstorm Warning | CLE | Lawrence | 91 min |
| Sep 14, 7:18 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 57 min |
| Sep 14, 7:18 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 57 min |
| Sep 14, 7:36 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 69 min |
| Sep 14, 7:58 PM EDT | Severe Thunderstorm Warning | PBZ | Washington, Westmoreland | 62 min |
| Sep 14, 7:58 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion | 62 min |
| Sep 14, 8:50 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Jefferson, Westmoreland | 55 min |
| Sep 14, 8:50 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 55 min |
| Sep 14, 9:26 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 64 min |
| Sep 14, 9:53 PM EDT | Severe Thunderstorm Warning | PBZ | Cambria, Somerset | 67 min |
| Sep 14, 9:53 PM EDT | Severe Thunderstorm Warning | PBZ | Clearfield | 67 min |
| Sep 14, 10:54 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 51 min |
| Sep 14, 11:16 PM EDT | Severe Thunderstorm Warning | CTP | Mifflin | 44 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 | 44 |
| Tornado Warning | 3 |
| Flooding | |
| Flash Flood Warning | 10 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Washington County10
- Westmoreland County9
- Erie County6
- Clarion County5
- Butler County5
- Allegheny County5
- Beaver County4
- Crawford County4
- Armstrong County4
- Fayette County4
- Greene County3
- Somerset County3
- Lawrence County3
- Indiana County3
- Jefferson County3
- Cambria County3
- Luzerne County2
- Mercer County2
- Clearfield County2
- Lackawanna County1
- Carbon County1
- Schuylkill County1
- Venango County1
- Bedford County1
- Blair County1
- Centre County1
- Mifflin County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19891991
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.