Alert archive / Pennsylvania / 2001
Weather alerts in Pennsylvania, May 2001
19 weather alerts in May 2001, 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 May 2001. Tap one for its archive.
- Alerts
- 19
- Warnings
- 17
- Watches
- 2
- Advisories
- 0
- Busiest day
- May 26, 20017 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 |
|---|---|---|---|---|
| May 11, 8:40 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 65 min |
| May 18, 9:10 PM EDT | Flash Flood Warning | PBZ | Fayette, Greene | 4 hr |
| May 21, 6:30 PM EDT | Tornado Watch | SPC | Beaver, Lawrence | 5 hr |
| May 22, 5:49 PM EDT | Flash Flood Warning | PBZ | Allegheny | 116 min |
| May 25, 7:48 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 42 min |
| May 25, 9:51 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 39 min |
| May 25, 10:02 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 43 min |
| May 26, 2:58 PM EDT | Severe Thunderstorm Warning | CTP | McKean | 62 min |
| May 26, 6:14 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 31 min |
| May 26, 6:22 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 23 min |
| May 26, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | Blair | 32 min |
| May 26, 6:53 PM EDT | Flash Flood Warning | CTP | Blair | 3 hr |
| May 26, 9:55 PM EDT | Flash Flood Warning | CTP | Blair | 3 hr |
| May 27, 1:15 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Berks, Bradford, Carbon, Centre, Chester and 27 more | 6 hr |
| May 27, 1:23 PM EDT | Severe Thunderstorm Warning | CTP | Clinton | 37 min |
| May 27, 2:27 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 33 min |
| May 27, 3:00 PM EDT | Severe Thunderstorm Warning | CTP | Columbia, Northumberland | 30 min |
| May 27, 6:29 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 46 min |
| May 29, 1:35 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 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 | 13 |
| Severe Thunderstorm Watch | 1 |
| Tornado Watch | 1 |
| Flooding | |
| Flash Flood Warning | 4 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Blair County4
- Northumberland County3
- Crawford County2
- Lawrence County2
- Clinton County2
- Columbia County2
- Northampton County2
- Fayette County1
- Greene County1
- Beaver County1
- Allegheny County1
- Mercer County1
- McKean County1
- Huntingdon County1
- Adams County1
- Berks County1
- Bradford County1
- Carbon County1
- Centre County1
- Chester County1
- Cumberland County1
- Dauphin County1
- Delaware County1
- Juniata County1
- Lackawanna County1
- Lancaster County1
- Lebanon County1
- Lehigh County1
- Luzerne County1
- Lycoming County1
- Mifflin County1
- Montgomery County1
- Montour County1
- Perry County1
- Philadelphia County1
- Potter County1
- Schuylkill County1
- Snyder County1
- Sullivan County1
- Susquehanna County1
4 more counties
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. Rebuilt daily.