Alert archive / Pennsylvania / 1987
Weather alerts in Pennsylvania, June 1987
40 weather alerts in June 1987, 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 June 1987. Tap one for its archive.
- Alerts
- 40
- Warnings
- 40
- Watches
- 0
- Advisories
- 0
- Busiest day
- June 30, 198711 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 |
|---|---|---|---|---|
| Jun 1, 5:15 PM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 4 hr |
| Jun 8, 6:25 PM EDT | Tornado Warning | PBZ | Beaver | 65 min |
| Jun 8, 6:41 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Butler | 59 min |
| Jun 8, 7:01 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Westmoreland | 59 min |
| Jun 8, 7:25 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 65 min |
| Jun 13, 1:39 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 41 min |
| Jun 13, 2:36 PM EDT | Severe Thunderstorm Warning | CLE | McKean | 54 min |
| Jun 13, 2:45 PM EDT | Severe Thunderstorm Warning | PBZ | Cambria, Somerset | 60 min |
| Jun 13, 3:05 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 65 min |
| Jun 13, 3:21 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 59 min |
| Jun 15, 5:25 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 50 min |
| Jun 15, 6:00 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 50 min |
| Jun 15, 6:05 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 45 min |
| Jun 15, 6:22 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 3 hr |
| Jun 15, 9:00 PM EDT | Flash Flood Warning | PBZ | Westmoreland | 90 min |
| Jun 21, 7:12 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 58 min |
| Jun 21, 7:37 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion | 53 min |
| Jun 21, 8:30 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 60 min |
| Jun 23, 12:50 AM EDT | Flash Flood Warning | PBZ | Allegheny, Westmoreland | 3 hr |
| Jun 27, 9:04 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 28 min |
| Jun 29, 4:07 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 53 min |
| Jun 29, 4:40 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 80 min |
| Jun 29, 4:49 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 61 min |
| Jun 29, 5:09 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington | 66 min |
| Jun 29, 6:02 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 58 min |
| Jun 29, 6:29 PM EDT | Severe Thunderstorm Warning | PBZ | Washington, Westmoreland | 61 min |
| Jun 29, 7:00 PM EDT | Tornado Warning | PBZ | Fayette | 60 min |
| Jun 29, 7:35 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 70 min |
| Jun 29, 7:52 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 68 min |
| Jun 29, 9:08 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 67 min |
| Jun 29, 9:08 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 67 min |
| Jun 29, 9:35 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 55 min |
| Jun 29, 10:18 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 57 min |
| Jun 29, 11:50 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 40 min |
| Jun 29, 11:50 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 70 min |
| Jun 30, 2:56 PM EDT | Severe Thunderstorm Warning | CTP | York | 64 min |
| Jun 30, 4:15 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 65 min |
| Jun 30, 4:33 PM EDT | Severe Thunderstorm Warning | CTP | Berks | 57 min |
| Jun 30, 6:55 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 50 min |
| Jun 30, 7:20 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 55 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 | 34 |
| Tornado Warning | 2 |
| Flooding | |
| Flash Flood Warning | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Westmoreland County9
- Allegheny County8
- Butler County4
- Erie County4
- Washington County4
- Beaver County3
- Crawford County3
- Greene County3
- Armstrong County2
- Centre County2
- Clarion County2
- Fulton County1
- McKean County1
- Cambria County1
- Somerset County1
- Clinton County1
- Jefferson County1
- Fayette County1
- York County1
- Adams County1
- Berks County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19861988
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.