Alert archive / Pennsylvania / 2015
Weather alerts in Pennsylvania, September 2015
104 weather alerts in September 2015, 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 2015. Tap one for its archive.
- Alerts
- 104
- Warnings
- 23
- Watches
- 6
- Advisories
- 27
- Busiest day
- September 4, 201519 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, 8:51 AM EDT | Special Weather Statement | CTP | Cameron, Centre, Clearfield, Clinton, Columbia, Elk and 10 more | 114 min |
| Sep 2, 7:25 AM EDT | Dense Fog Advisory | PHI | Bucks, Delaware, Montgomery, Philadelphia | 95 min |
| Sep 2, 1:15 PM EDT | Special Weather Statement | PBZ | Fayette | 30 min |
| Sep 2, 1:38 PM EDT | Special Weather Statement | PBZ | Fayette | 22 min |
| Sep 2, 2:30 PM EDT | Special Weather Statement | CTP | Somerset | 45 min |
| Sep 2, 2:45 PM EDT | Special Weather Statement | CTP | Fulton | 30 min |
| Sep 2, 3:22 PM EDT | Special Weather Statement | CTP | Fulton | 38 min |
| Sep 2, 3:46 PM EDT | Special Weather Statement | CTP | Franklin | 89 min |
| Sep 2, 5:13 PM EDT | Special Weather Statement | CTP | Blair | 32 min |
| Sep 3, 3:48 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 42 min |
| Sep 3, 3:57 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 48 min |
| Sep 3, 5:10 PM EDT | Special Weather Statement | PHI | Monroe | 50 min |
| Sep 3, 5:16 PM EDT | Special Weather Statement | CTP | Northumberland | 44 min |
| Sep 3, 5:29 PM EDT | Special Weather Statement | BGM | Luzerne | 61 min |
| Sep 3, 5:31 PM EDT | Areal Flood Advisory | CLE | Crawford | 3 hr |
| Sep 3, 5:34 PM EDT | Special Weather Statement | CTP | Elk | 41 min |
| Sep 3, 6:00 PM EDT | Special Weather Statement | PHI | Lehigh | 30 min |
| Sep 3, 6:02 PM EDT | Areal Flood Advisory | CTP | Elk | 3 hr |
| Sep 3, 6:23 PM EDT | Special Weather Statement | PHI | Northampton | 37 min |
| Sep 3, 8:21 PM EDT | Special Weather Statement | PBZ | Venango | 24 min |
| Sep 3, 10:24 PM EDT | Areal Flood Advisory | CTP | Warren | 3 hr |
| Sep 4, 8:48 AM EDT | Special Weather Statement | CTP | Cameron, Centre, Clearfield, Clinton, Columbia, Elk and 10 more | 117 min |
| Sep 4, 3:24 PM EDT | Special Weather Statement | CTP | Columbia | 66 min |
| Sep 4, 3:32 PM EDT | Special Weather Statement | CTP | Somerset | 58 min |
| Sep 4, 3:43 PM EDT | Special Weather Statement | CTP | McKean | 62 min |
| Sep 4, 3:43 PM EDT | Special Weather Statement | PBZ | Indiana | 32 min |
| Sep 4, 4:46 PM EDT | Special Weather Statement | CTP | York | 29 min |
| Sep 4, 5:08 PM EDT | Special Weather Statement | CTP | Montour | 37 min |
| Sep 4, 5:21 PM EDT | Special Weather Statement | PBZ | Westmoreland | 24 min |
| Sep 4, 5:23 PM EDT | Special Weather Statement | CTP | Adams | 37 min |
| Sep 4, 5:26 PM EDT | Special Weather Statement | PBZ | Fayette | 19 min |
| Sep 4, 5:31 PM EDT | Special Weather Statement | PBZ | Armstrong | 14 min |
| Sep 4, 5:51 PM EDT | Special Weather Statement | PBZ | Clarion | 24 min |
| Sep 4, 6:03 PM EDT | Special Weather Statement | CTP | Lebanon | 27 min |
| Sep 4, 6:09 PM EDT | Special Weather Statement | PBZ | Clarion | 36 min |
| Sep 4, 6:16 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion | 14 min |
| Sep 4, 6:42 PM EDT | Special Weather Statement | CTP | Warren | 33 min |
| Sep 4, 7:11 PM EDT | Special Weather Statement | CTP | McKean | 34 min |
| Sep 4, 8:07 PM EDT | Special Weather Statement | CTP | Warren | 23 min |
| Sep 4, 8:34 PM EDT | Special Weather Statement | CLE | Erie | 41 min |
| Sep 4, 8:37 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 38 min |
| Sep 4, 9:12 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 26 min |
| Sep 5, 4:56 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Butler | 2 hr |
| Sep 5, 5:36 PM EDT | Areal Flood Advisory | PBZ | Allegheny | 114 min |
| Sep 6, 6:48 AM EDT | Special Weather Statement | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 16 more | 3 hr |
| Sep 9, 4:52 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Westmoreland | 38 min |
| Sep 9, 5:05 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Washington | 3 hr |
| Sep 9, 5:25 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Sep 9, 6:21 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Beaver, Butler, Washington | 3 hr |
| Sep 9, 6:46 PM EDT | Flash Flood Warning | PBZ | Allegheny, Beaver, Butler | 3 hr |
| Sep 9, 8:50 PM EDT | Special Weather Statement | CTP | Northumberland | 25 min |
| Sep 10, 4:46 AM EDT | Special Weather Statement | PHI | Chester, Delaware, Philadelphia | 119 min |
| Sep 10, 10:46 AM EDT | Areal Flood Advisory | PBZ | Fayette, Westmoreland | 3 hr |
| Sep 10, 10:50 AM EDT | Areal Flood Advisory | CTP | Adams, York | 3 hr |
| Sep 10, 11:11 AM EDT | Flash Flood Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 2 more | 7 hr |
| Sep 10, 11:31 AM EDT | Flash Flood Warning | CTP | York | 3 hr |
| Sep 10, 11:36 AM EDT | Flash Flood Warning | CTP | Adams, York | 3 hr |
| Sep 10, 12:02 PM EDT | Areal Flood Advisory | CTP | York | 3 hr |
| Sep 10, 12:02 PM EDT | Areal Flood Advisory | PHI | Philadelphia | 4 hr |
| Sep 10, 12:34 PM EDT | Flash Flood Watch | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 6 hr |
| Sep 10, 1:25 PM EDT | Areal Flood Advisory | CTP | Cumberland, Dauphin, Lancaster, Lebanon | 3 hr |
| Sep 10, 2:15 PM EDT | Areal Flood Warning | PHI | Philadelphia | 3 hr |
| Sep 10, 3:22 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh | 3 hr |
| Sep 10, 3:49 PM EDT | Areal Flood Advisory | PHI | Berks, Bucks, Chester, Lehigh, Montgomery | 3 hr |
| Sep 10, 4:14 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe, Northampton | 3 hr |
| Sep 10, 6:19 PM EDT | Flash Flood Warning | PHI | Chester, Montgomery | 116 min |
| Sep 10, 8:15 PM EDT | Areal Flood Advisory | PHI | Delaware, Philadelphia | 3 hr |
| Sep 10, 9:09 PM EDT | Flash Flood Warning | PHI | Chester, Delaware, Philadelphia | 6 hr |
| Sep 11, 4:36 AM EDT | Dense Fog Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 5 hr |
| Sep 12, 4:07 AM EDT | Beach Hazards Statement | CLE | Erie | 24 hr |
| Sep 12, 1:36 PM EDT | Areal Flood Advisory | CLE | Erie | 3 hr |
| Sep 12, 2:46 PM EDT | Special Weather Statement | CTP | York | 29 min |
| Sep 12, 3:13 PM EDT | Special Weather Statement | CTP | Lancaster | 32 min |
| Sep 12, 3:14 PM EDT | Areal Flood Advisory | PHI | Berks, Lehigh | 3 hr |
| Sep 12, 3:46 PM EDT | Special Weather Statement | CTP | Lancaster | 29 min |
| Sep 12, 4:22 PM EDT | Areal Flood Warning | CLE | Erie | 6 hr |
| Sep 12, 4:48 PM EDT | Special Weather Statement | PHI | Lehigh, Monroe, Northampton | 42 min |
| Sep 12, 4:51 PM EDT | Special Weather Statement | CTP | Lancaster | 24 min |
| Sep 12, 4:55 PM EDT | Flash Flood Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 2 hr |
| Sep 12, 5:13 PM EDT | Areal Flood Advisory | CTP | York | 3 hr |
| Sep 13, 3:57 AM EDT | Beach Hazards Statement | CLE | Erie | 24 hr |
| Sep 19, 9:34 AM EDT | Beach Hazards Statement | CLE | Erie | 23 hr |
| Sep 19, 4:10 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 10 more | 3 hr |
| Sep 19, 7:22 PM EDT | Special Weather Statement | CTP | Cameron | 38 min |
| Sep 19, 9:27 PM EDT | Special Weather Statement | BGM | Bradford | 33 min |
| Sep 24, 2:31 PM EDT | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 3 days |
| Sep 29, 3:54 AM EDT | Flood Watch | BGM | Bradford, Susquehanna, Wayne, Wyoming | 32 hr |
| Sep 29, 4:19 AM EDT | Flash Flood Watch | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 18 more | 24 hr |
| Sep 29, 9:34 AM EDT | Flash Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 6 more | 18 hr |
| Sep 29, 5:46 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Beaver, Butler, Greene, Washington, Westmoreland | 6 hr |
| Sep 29, 5:52 PM EDT | Areal Flood Advisory | PBZ | Allegheny, Armstrong, Butler, Clarion, Forest, Indiana and 2 more | 6 hr |
| Sep 29, 6:50 PM EDT | Areal Flood Advisory | CTP | Cameron, Clearfield, Clinton, Elk, McKean, Potter and 2 more | 6 hr |
| Sep 29, 7:29 PM EDT | Areal Flood Warning | PBZ | Jefferson | 8 hr |
| Sep 29, 7:37 PM EDT | Areal Flood Warning | PBZ | Allegheny | 6 hr |
| Sep 29, 8:29 PM EDT | Areal Flood Warning | CTP | Cameron, Clearfield, Elk, McKean, Potter, Tioga | 6 hr |
| Sep 29, 9:41 PM EDT | Areal Flood Advisory | CTP | Adams, Lancaster, York | 4 hr |
| Sep 29, 9:58 PM EDT | Areal Flood Warning | PBZ | Armstrong, Butler, Indiana, Westmoreland | 6 hr |
| Sep 29, 10:13 PM EDT | Areal Flood Warning | PBZ | Washington | 3 hr |
| Sep 29, 11:49 PM EDT | Areal Flood Warning | CTP | Lancaster, Lebanon, York | 3 hr |
| Sep 29, 11:53 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Sep 30, 12:54 AM EDT | Special Weather Statement | CTP | Lancaster | 51 min |
| Sep 30, 1:20 AM EDT | Severe Thunderstorm Warning | PHI | Berks | 55 min |
| Sep 30, 1:22 AM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon, Schuylkill | 68 min |
| Sep 30, 4:11 PM EDT | Coastal Flood Watch | PHI | Delaware, Philadelphia | 37 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 | 8 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 44 |
| Flooding | |
| Areal Flood Warning | 8 |
| Flash Flood Warning | 7 |
| Flash Flood Watch | 4 |
| Flood Watch | 1 |
| Areal Flood Advisory | 24 |
| Fog and smoke | |
| Dense Fog Advisory | 2 |
| Coast and beach | |
| Coastal Flood Watch | 1 |
| Coastal Flood Advisory | 1 |
| Beach Hazards Statement | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegheny County13
- Philadelphia County10
- Erie County10
- York County10
- Elk County9
- McKean County9
- Butler County9
- Lancaster County9
- Warren County8
- Delaware County8
- Westmoreland County8
- Cameron County7
- Lehigh County7
- Armstrong County7
- Clarion County7
- Washington County7
- Clearfield County6
- Potter County6
- Tioga County6
- Fayette County6
- Beaver County6
- Chester County6
- Clinton County5
- Northumberland County5
- Montgomery County5
- Northampton County5
- Adams County5
- Lebanon County5
- Berks County5
- Jefferson County5
- Centre County4
- Columbia County4
- Lycoming County4
- Montour County4
- Snyder County4
- Sullivan County4
- Union County4
- Bucks County4
- Somerset County4
- Crawford County4
25 more counties
- Monroe County4
- Venango County4
- Forest County4
- Fulton County3
- Franklin County3
- Blair County3
- Indiana County3
- Cumberland County3
- Greene County3
- Bedford County2
- Cambria County2
- Huntingdon County2
- Juniata County2
- Mifflin County2
- Dauphin County2
- Perry County2
- Carbon County2
- Lawrence County2
- Mercer County2
- Bradford County2
- Luzerne County1
- Susquehanna County1
- Wayne County1
- Wyoming County1
- Schuylkill County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.