Alert archive / Pennsylvania / 1998
Weather alerts in Pennsylvania, April 1998
69 weather alerts in April 1998, 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 1998. Tap one for its archive.
- Alerts
- 69
- Warnings
- 67
- Watches
- 2
- Advisories
- 0
- Busiest day
- April 8, 199820 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 1, 11:42 AM EST | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Franklin | 63 min |
| Apr 1, 2:23 PM EST | Severe Thunderstorm Warning | PHI | Chester | 32 min |
| Apr 1, 3:38 PM EST | Flash Flood Warning | PHI | Chester | 3 hr |
| Apr 1, 6:20 PM EST | Flash Flood Warning | PHI | Chester, Montgomery | 3 hr |
| Apr 1, 6:46 PM EST | Severe Thunderstorm Warning | PHI | Bucks | 34 min |
| Apr 1, 7:15 PM EST | Tornado Watch | SPC | Adams, Chester, Delaware, Lancaster, Montgomery, Philadelphia and 1 more | 5 hr |
| Apr 1, 7:44 PM EST | Severe Thunderstorm Warning | CTP | Lancaster, York | 61 min |
| Apr 1, 8:10 PM EST | Flash Flood Warning | PHI | Chester, Montgomery | 110 min |
| Apr 1, 9:25 PM EST | Severe Thunderstorm Warning | PHI | Bucks | 50 min |
| Apr 1, 9:43 PM EST | Severe Thunderstorm Warning | PHI | Chester | 32 min |
| Apr 1, 9:56 PM EST | Flash Flood Warning | PHI | Chester, Montgomery | 2 hr |
| Apr 2, 12:30 AM EST | Flash Flood Warning | PHI | Bucks | 3 hr |
| Apr 8, 3:07 PM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 63 min |
| Apr 8, 3:25 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 60 min |
| Apr 8, 4:02 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 28 min |
| Apr 8, 4:14 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 61 min |
| Apr 8, 4:23 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 52 min |
| Apr 8, 4:28 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver | 62 min |
| Apr 8, 4:45 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 60 min |
| Apr 8, 4:51 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 54 min |
| Apr 8, 5:05 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 40 min |
| Apr 8, 5:10 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 50 min |
| Apr 8, 5:16 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 44 min |
| Apr 8, 5:28 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 47 min |
| Apr 8, 5:37 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 53 min |
| Apr 8, 5:50 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 40 min |
| Apr 8, 5:54 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 61 min |
| Apr 8, 5:57 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 33 min |
| Apr 8, 6:13 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 47 min |
| Apr 8, 6:23 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair | 52 min |
| Apr 8, 6:23 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 52 min |
| Apr 8, 6:32 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clinton | 48 min |
| Apr 9, 10:09 AM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 51 min |
| Apr 9, 11:24 AM EDT | Flash Flood Warning | CLE | Crawford | 2 hr |
| Apr 9, 1:45 PM EDT | Flash Flood Warning | PBZ | Jefferson | 4 hr |
| Apr 9, 8:25 PM EDT | Flash Flood Warning | PHI | Chester | 5 hr |
| Apr 9, 10:00 PM EDT | Flash Flood Warning | CTP | Lancaster | 5 hr |
| Apr 10, 1:31 AM EDT | Flash Flood Warning | PBZ | Westmoreland | 3 hr |
| Apr 10, 4:31 AM EDT | Flash Flood Warning | PBZ | Westmoreland | 2 hr |
| Apr 10, 4:33 AM EDT | Flash Flood Warning | PBZ | Westmoreland | 2 hr |
| Apr 10, 6:25 AM EDT | Flash Flood Warning | PBZ | Westmoreland | 4 hr |
| Apr 14, 8:46 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Westmoreland | 29 min |
| Apr 16, 11:23 AM EDT | Flash Flood Warning | PBZ | Mercer | 3 hr |
| Apr 16, 11:25 AM EDT | Flash Flood Warning | PBZ | Mercer | 3 hr |
| Apr 16, 11:45 AM EDT | Flash Flood Warning | PBZ | Mercer | 2 hr |
| Apr 17, 2:35 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin | 60 min |
| Apr 17, 2:55 PM EDT | Severe Thunderstorm Warning | CTP | Adams | 45 min |
| Apr 17, 3:00 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 19 more | 6 hr |
| Apr 17, 3:27 PM EDT | Severe Thunderstorm Warning | CTP | York | 63 min |
| Apr 17, 3:49 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 36 min |
| Apr 17, 3:53 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 47 min |
| Apr 17, 4:08 PM EDT | Tornado Warning | CTP | York | 32 min |
| Apr 17, 4:24 PM EDT | Tornado Warning | CTP | Lancaster | 36 min |
| Apr 17, 4:26 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 34 min |
| Apr 17, 4:54 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 36 min |
| Apr 17, 5:02 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 48 min |
| Apr 19, 4:25 PM EDT | Flash Flood Warning | CTP | Fulton, Huntingdon | 6 hr |
| Apr 19, 5:51 PM EDT | Flash Flood Warning | CTP | Blair, Centre | 5 hr |
| Apr 19, 6:40 PM EDT | Flash Flood Warning | CTP | Juniata, Mifflin | 4 hr |
| Apr 19, 6:40 PM EDT | Flash Flood Warning | CTP | Franklin | 4 hr |
| Apr 19, 7:18 PM EDT | Flash Flood Warning | CTP | Northumberland, Snyder, Union | 4 hr |
| Apr 19, 7:18 PM EDT | Flash Flood Warning | CTP | Montour | 4 hr |
| Apr 19, 10:25 PM EDT | Flash Flood Warning | CTP | Huntingdon | 8 hr |
| Apr 20, 6:16 AM EDT | Flash Flood Warning | CTP | Huntingdon | 6 hr |
| Apr 26, 5:14 PM EDT | Flash Flood Warning | CTP | Blair, Cambria, Centre, Clearfield | 4 hr |
| Apr 26, 5:14 PM EDT | Flash Flood Warning | CTP | Huntingdon | 4 hr |
| Apr 26, 5:37 PM EDT | Flash Flood Warning | CTP | Blair, Cambria, Clearfield | 3 hr |
| Apr 26, 5:37 PM EDT | Flash Flood Warning | CTP | Centre, Huntingdon | 3 hr |
| Apr 26, 7:28 PM EDT | Flash Flood Warning | PBZ | Allegheny | 2 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 | 36 |
| Tornado Warning | 2 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 1 |
| Flooding | |
| Flash Flood Warning | 29 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Chester County11
- Westmoreland County9
- Lancaster County6
- York County6
- Adams County5
- Montgomery County5
- Bucks County5
- Huntingdon County5
- Mercer County4
- Blair County4
- Franklin County3
- Cambria County3
- Clearfield County3
- Berks County3
- Centre County3
- Cumberland County2
- Delaware County2
- Philadelphia County2
- Washington County2
- Jefferson County2
- Allegheny County2
- Armstrong County2
- Fulton County2
- Dauphin County2
- Monroe County2
- Montour County2
- Northumberland County2
- Beaver County1
- Indiana County1
- Somerset County1
- Bedford County1
- Cameron County1
- Clinton County1
- Crawford County1
- Carbon County1
- Columbia County1
- Lackawanna County1
- Lebanon County1
- Lehigh County1
- Luzerne County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.