Alert archive / Pennsylvania / 2011
Weather alerts in Pennsylvania, February 2011
170 weather alerts in February 2011, 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 February 2011. Tap one for its archive.
- Alerts
- 170
- Warnings
- 36
- Watches
- 27
- Advisories
- 63
- Busiest day
- February 28, 201141 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 |
|---|---|---|---|---|
| Feb 1, 12:12 AM EST | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 10 more | 5 hr |
| Feb 1, 2:42 AM EST | Mesoscale Discussion | SPC | Berks, Blair, Bradford, Cameron, Carbon, Centre and 30 more | 4 hr |
| Feb 1, 2:49 PM EST | Ice Storm Warning | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 21 hr |
| Feb 1, 2:49 PM EST | Freezing Rain Advisory | PHI | Delaware, Philadelphia | 17 hr |
| Feb 1, 3:04 PM EST | Winter Weather Advisory | PBZ | Allegheny, Washington | 13 hr |
| Feb 1, 3:07 PM EST | Wind Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 24 hr |
| Feb 1, 8:39 PM EST | Mesoscale Discussion | SPC | Adams, Armstrong, Bedford, Berks, Blair, Bucks and 44 more | 6 hr |
| Feb 2, 3:43 AM EST | Wind Advisory | CTP | Bedford, Blair, Cambria, Somerset | 18 hr |
| Feb 2, 8:45 AM EST | Special Weather Statement | PBZ | Westmoreland | 60 min |
| Feb 2, 8:54 AM EST | Winter Weather Advisory | CLE | Crawford, Erie | 6 hr |
| Feb 2, 8:58 AM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 4 hr |
| Feb 2, 2:40 PM EST | Wind Advisory | PBZ | Fayette, Westmoreland | 5 hr |
| Feb 2, 5:38 PM EST | Special Weather Statement | CTP | Cameron, Clearfield, Clinton, Elk | 112 min |
| Feb 3, 12:51 AM EST | Special Weather Statement | CTP | Centre | 69 min |
| Feb 3, 3:05 PM EST | Winter Storm Watch | PHI | Carbon, Monroe | 13 hr |
| Feb 4, 4:24 AM EST | Winter Weather Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 41 hr |
| Feb 4, 2:17 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 36 hr |
| Feb 4, 2:47 PM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 32 hr |
| Feb 4, 3:46 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 7 more | 30 hr |
| Feb 5, 3:54 AM EST | Winter Weather Advisory | CLE | Crawford, Erie | 18 hr |
| Feb 5, 5:39 PM EST | Special Weather Statement | CTP | Lycoming, Sullivan, Tioga | 36 min |
| Feb 5, 6:26 PM EST | Special Weather Statement | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 3 more | 79 min |
| Feb 5, 7:10 PM EST | Dense Fog Advisory | PHI | Delaware, Philadelphia | 65 min |
| Feb 7, 2:52 PM EST | Winter Weather Advisory | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 7 more | 19 hr |
| Feb 7, 3:30 PM EST | Winter Weather Advisory | BGM | Bradford, Susquehanna, Wayne, Wyoming | 16 hr |
| Feb 7, 3:45 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Clarion, Fayette, Forest, Greene and 3 more | 20 hr |
| Feb 8, 3:57 AM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 16 hr |
| Feb 8, 4:24 AM EST | Wind Advisory | CTP | Adams, Bedford, Blair, Cambria, Centre, Clinton and 19 more | 15 hr |
| Feb 8, 6:57 AM EST | Special Weather Statement | PBZ | Washington | 63 min |
| Feb 8, 7:52 AM EST | Special Weather Statement | PBZ | Allegheny | 68 min |
| Feb 8, 8:57 AM EST | Special Weather Statement | PBZ | Allegheny | 63 min |
| Feb 8, 12:54 PM EST | Special Weather Statement | PBZ | Fayette, Washington | 51 min |
| Feb 8, 2:11 PM EST | Wind Chill Advisory | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 7 more | 19 hr |
| Feb 8, 3:33 PM EST | Wind Chill Advisory | PBZ | Armstrong, Beaver, Butler, Clarion, Fayette, Forest and 5 more | 18 hr |
| Feb 9, 3:32 PM EST | Wind Chill Advisory | PBZ | Clarion, Fayette, Forest, Jefferson, Mercer, Venango and 1 more | 18 hr |
| Feb 10, 3:09 PM EST | Wind Chill Advisory | PBZ | Clarion, Forest, Jefferson, Mercer, Venango | 17 hr |
| Feb 10, 3:24 PM EST | Wind Chill Advisory | CLE | Crawford, Erie | 17 hr |
| Feb 12, 10:34 AM EST | Special Weather Statement | CTP | Cameron, Clearfield, Elk, McKean, Warren | 86 min |
| Feb 12, 10:55 AM EST | Special Weather Statement | CTP | Centre, Huntingdon, Mifflin | 65 min |
| Feb 12, 11:55 AM EST | Special Weather Statement | CTP | Centre, Clearfield, Mifflin | 80 min |
| Feb 13, 2:39 PM EST | Wind Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 28 hr |
| Feb 13, 3:14 PM EST | Wind Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 30 hr |
| Feb 13, 11:05 PM EST | Wind Advisory | CLE | Crawford, Erie | 16 hr |
| Feb 14, 3:11 AM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 23 hr |
| Feb 14, 9:21 AM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 13 hr |
| Feb 18, 3:40 AM EST | Fire Weather Watch | PHI | Delaware, Philadelphia | 12 hr |
| Feb 18, 3:45 AM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 19 hr |
| Feb 18, 10:33 AM EST | Flash Flood Warning | PBZ | Venango | 65 min |
| Feb 18, 11:00 AM EST | High Wind Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 10 hr |
| Feb 18, 2:54 PM EST | Wind Advisory | PBZ | Clarion, Fayette, Forest, Jefferson, Venango, Westmoreland | 24 hr |
| Feb 18, 3:03 PM EST | High Wind Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 6 hr |
| Feb 18, 4:32 PM EST | Areal Flood Advisory | CTP | Clearfield | 15 hr |
| Feb 18, 5:48 PM EST | Areal Flood Advisory | CLE | Crawford | 18 hr |
| Feb 18, 9:06 PM EST | High Wind Warning | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 22 hr |
| Feb 18, 9:18 PM EST | High Wind Warning | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 24 hr |
| Feb 18, 9:24 PM EST | Wind Advisory | CLE | Crawford, Erie | 13 hr |
| Feb 18, 10:11 PM EST | High Wind Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 16 hr |
| Feb 19, 8:38 AM EST | Lake Effect Snow Advisory | BGM | Bradford, Susquehanna | 13 hr |
| Feb 19, 2:13 PM EST | Areal Flood Advisory | PBZ | Armstrong, Clarion | 5 hr |
| Feb 19, 2:36 PM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 7 hr |
| Feb 19, 7:26 PM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 5 hr |
| Feb 20, 3:32 AM EST | Winter Weather Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 31 hr |
| Feb 20, 3:52 AM EST | Winter Weather Advisory | CLE | Crawford, Erie | 47 hr |
| Feb 20, 4:00 AM EST | Winter Weather Advisory | PBZ | Clarion, Forest, Jefferson, Mercer, Venango | 17 hr |
| Feb 20, 4:03 AM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 30 hr |
| Feb 20, 4:29 AM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 30 hr |
| Feb 20, 5:02 AM EST | River Flood Advisory | PBZ | Allegheny | 6 hr |
| Feb 20, 2:03 PM EST | Winter Storm Warning | CTP | Cameron, Elk, Lycoming, McKean, Potter, Sullivan and 2 more | 20 hr |
| Feb 20, 2:37 PM EST | Winter Storm Warning | CLE | Crawford, Erie | 20 hr |
| Feb 20, 2:54 PM EST | Winter Storm Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 19 hr |
| Feb 20, 4:12 PM EST | Winter Storm Warning | PHI | Carbon, Monroe | 18 hr |
| Feb 20, 7:46 PM EST | Mesoscale Discussion | SPC | Armstrong, Blair, Bradford, Butler, Cameron, Centre and 24 more | 4 hr |
| Feb 20, 8:42 PM EST | Winter Storm Warning | PBZ | Clarion, Forest, Jefferson, Mercer, Venango | 14 hr |
| Feb 20, 8:42 PM EST | Winter Weather Advisory | PBZ | Armstrong, Butler, Lawrence | 13 hr |
| Feb 20, 11:50 PM EST | Mesoscale Discussion | SPC | Bradford, Butler, Cambria, Cameron, Carbon, Centre and 29 more | 5 hr |
| Feb 21, 3:54 AM EST | Winter Storm Watch | PBZ | Fayette, Westmoreland | 8 hr |
| Feb 21, 5:06 AM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Cumberland, Franklin and 4 more | 8 hr |
| Feb 21, 12:08 PM EST | Winter Storm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Fayette, Lawrence and 2 more | 18 hr |
| Feb 21, 12:08 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 16 hr |
| Feb 21, 1:22 PM EST | Winter Storm Warning | CTP | Adams, Bedford, Blair, Cambria, Cumberland, Franklin and 4 more | 17 hr |
| Feb 21, 1:22 PM EST | Winter Weather Advisory | CTP | Centre, Clearfield, Dauphin, Juniata, Lancaster, Lebanon and 3 more | 17 hr |
| Feb 21, 3:13 PM EST | Winter Storm Warning | PHI | Delaware, Philadelphia | 15 hr |
| Feb 21, 3:13 PM EST | Winter Weather Advisory | PHI | 15 hr | |
| Feb 21, 4:45 PM EST | Winter Weather Advisory | PBZ | Greene | 11 hr |
| Feb 21, 5:58 PM EST | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Bedford, Blair, Cambria and 12 more | 4 hr |
| Feb 21, 6:33 PM EST | Mesoscale Discussion | SPC | Fayette, Greene | 5 hr |
| Feb 23, 10:29 AM EST | Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 4 more | 50 hr |
| Feb 23, 11:05 AM EST | River Flood Advisory | PBZ | Allegheny | 3 days |
| Feb 23, 11:20 AM EST | River Flood Watch | PBZ | Fayette, Washington, Westmoreland | 47 hr |
| Feb 23, 11:20 AM EST | River Flood Watch | PBZ | Allegheny, Washington, Westmoreland | 47 hr |
| Feb 23, 11:20 AM EST | River Flood Watch | PBZ | Fayette | 47 hr |
| Feb 23, 3:21 PM EST | Winter Storm Watch | CTP | Cameron, Clinton, Elk, Lycoming, McKean, Potter and 3 more | 31 hr |
| Feb 23, 3:38 PM EST | Winter Storm Watch | CLE | Crawford, Erie | 23 hr |
| Feb 23, 11:19 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 11 hr |
| Feb 24, 3:00 AM EST | Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 21 more | 30 hr |
| Feb 24, 3:16 AM EST | High Wind Watch | CTP | Adams, Cumberland, Dauphin, Franklin, Fulton, Lancaster and 4 more | 19 hr |
| Feb 24, 3:54 AM EST | Winter Storm Warning | CLE | Crawford, Erie | 36 hr |
| Feb 24, 4:16 AM EST | High Wind Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 11 hr |
| Feb 24, 10:56 AM EST | River Flood Watch | PBZ | Allegheny, Westmoreland | 11 hr |
| Feb 24, 2:39 PM EST | Flood Watch | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 19 hr |
| Feb 24, 2:48 PM EST | Winter Weather Advisory | PBZ | Armstrong, Beaver, Butler, Clarion, Forest, Jefferson and 3 more | 24 hr |
| Feb 24, 3:02 PM EST | Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 25 hr |
| Feb 24, 3:07 PM EST | High Wind Warning | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 29 hr |
| Feb 24, 3:31 PM EST | Winter Storm Warning | BGM | Bradford | 25 hr |
| Feb 24, 3:31 PM EST | Winter Weather Advisory | BGM | Bradford, Susquehanna, Wayne | 25 hr |
| Feb 24, 9:58 PM EST | Winter Storm Warning | CTP | McKean, Potter, Tioga, Warren | 18 hr |
| Feb 24, 9:58 PM EST | Winter Weather Advisory | CTP | Cameron, Clinton, Elk, Lycoming, Sullivan, Tioga | 18 hr |
| Feb 24, 10:06 PM EST | High Wind Warning | CTP | Adams, Bedford, Cumberland, Dauphin, Franklin, Fulton and 6 more | 20 hr |
| Feb 24, 10:06 PM EST | Wind Advisory | CTP | Blair, Cambria, Centre, Clearfield, Clinton, Columbia and 9 more | 20 hr |
| Feb 24, 10:19 PM EST | Winter Storm Warning | PBZ | Forest, Mercer, Venango | 17 hr |
| Feb 25, 2:46 AM EST | Mesoscale Discussion | SPC | Bradford, Cameron, Crawford, Elk, Erie, Forest and 6 more | 4 hr |
| Feb 25, 4:51 AM EST | Wind Advisory | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 17 hr |
| Feb 25, 4:56 AM EST | Freezing Rain Advisory | PHI | Carbon, Monroe | 5 hr |
| Feb 25, 9:15 AM EST | Special Weather Statement | PHI | Delaware | 90 min |
| Feb 25, 9:34 AM EST | Areal Flood Advisory | PBZ | Allegheny | 7 hr |
| Feb 25, 11:36 AM EST | Mesoscale Discussion | SPC | Chester, Delaware, Philadelphia | 84 min |
| Feb 25, 12:11 PM EST | Special Weather Statement | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 64 min |
| Feb 25, 12:19 PM EST | Severe Thunderstorm Watch | SPC | Delaware, Philadelphia | 3 hr |
| Feb 25, 12:44 PM EST | Special Weather Statement | PHI | Delaware, Philadelphia | 61 min |
| Feb 25, 1:04 PM EST | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 56 min |
| Feb 25, 1:16 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Philadelphia | 59 min |
| Feb 25, 7:55 PM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 3 hr |
| Feb 27, 2:59 AM EST | Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 36 hr |
| Feb 27, 3:42 AM EST | Flood Watch | CLE | Crawford, Erie | 35 hr |
| Feb 27, 4:44 AM EST | Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 34 hr |
| Feb 27, 10:46 AM EST | River Flood Advisory | PBZ | Allegheny | 7 days |
| Feb 27, 1:59 PM EST | Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 22 hr |
| Feb 27, 2:49 PM EST | Freezing Rain Advisory | BGM | Pike, Wayne | 19 hr |
| Feb 27, 3:28 PM EST | Freezing Rain Advisory | PHI | Carbon, Monroe | 8 hr |
| Feb 27, 8:34 PM EST | Special Weather Statement | PBZ | Greene | 56 min |
| Feb 27, 9:04 PM EST | Special Weather Statement | PBZ | Beaver, Washington | 56 min |
| Feb 27, 9:34 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Greene, Washington, Westmoreland | 41 min |
| Feb 27, 10:03 PM EST | Special Weather Statement | PBZ | Allegheny, Beaver, Butler, Lawrence, Westmoreland | 57 min |
| Feb 28, 1:54 AM EST | Areal Flood Warning | CLE | Crawford, Erie | 12 hr |
| Feb 28, 2:00 AM EST | Special Weather Statement | PBZ | Armstrong, Beaver, Butler, Clarion, Forest, Jefferson and 3 more | 60 min |
| Feb 28, 2:50 AM EST | Special Weather Statement | CTP | Warren | 25 min |
| Feb 28, 3:18 AM EST | Special Weather Statement | PBZ | Armstrong, Beaver, Butler, Clarion, Forest, Jefferson and 3 more | 57 min |
| Feb 28, 4:16 AM EST | Areal Flood Warning | PBZ | Forest, Mercer, Venango | 20 hr |
| Feb 28, 4:33 AM EST | Special Weather Statement | PBZ | Beaver, Butler, Lawrence, Washington | 27 min |
| Feb 28, 4:51 AM EST | Areal Flood Warning | CTP | McKean, Warren | 6 hr |
| Feb 28, 5:08 AM EST | Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 5 hr |
| Feb 28, 5:17 AM EST | Areal Flood Warning | PBZ | Beaver, Butler, Lawrence | 20 hr |
| Feb 28, 5:23 AM EST | Special Weather Statement | PBZ | Lawrence, Mercer | 22 min |
| Feb 28, 5:31 AM EST | Mesoscale Discussion | SPC | Allegheny, Beaver, Fayette, Greene, Lawrence, Washington | 29 min |
| Feb 28, 5:44 AM EST | Special Weather Statement | PBZ | Armstrong, Beaver, Butler, Lawrence, Mercer | 61 min |
| Feb 28, 5:47 AM EST | Tornado Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 3 more | 5 hr |
| Feb 28, 6:01 AM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Westmoreland | 29 min |
| Feb 28, 6:26 AM EST | Special Weather Statement | CTP | Bedford, Blair, Cambria, Centre, Clearfield, Huntingdon and 1 more | 19 min |
| Feb 28, 6:32 AM EST | Special Weather Statement | PBZ | Allegheny, Armstrong, Clarion, Indiana, Jefferson, Westmoreland | 28 min |
| Feb 28, 6:39 AM EST | Areal Flood Warning | PBZ | Clarion, Jefferson | 15 hr |
| Feb 28, 6:45 AM EST | Special Weather Statement | PBZ | Greene, Washington | 60 min |
| Feb 28, 6:46 AM EST | Areal Flood Warning | PBZ | Allegheny, Westmoreland | 11 hr |
| Feb 28, 6:57 AM EST | Areal Flood Warning | CTP | Cameron, Elk | 6 hr |
| Feb 28, 7:24 AM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 51 min |
| Feb 28, 7:40 AM EST | Areal Flood Advisory | CTP | Potter, Tioga | 6 hr |
| Feb 28, 8:04 AM EST | Areal Flood Advisory | CTP | Blair, Cambria, Clearfield | 6 hr |
| Feb 28, 8:04 AM EST | Flash Flood Warning | PBZ | Allegheny | 4 hr |
| Feb 28, 8:14 AM EST | Areal Flood Warning | PBZ | Armstrong, Indiana, Westmoreland | 10 hr |
| Feb 28, 8:20 AM EST | Special Weather Statement | PHI | Berks, Bucks, Lehigh, Monroe, Northampton | 55 min |
| Feb 28, 8:28 AM EST | Special Weather Statement | CTP | Bedford, Somerset | 32 min |
| Feb 28, 8:52 AM EST | Special Weather Statement | CTP | Adams, Cumberland, Dauphin, Franklin, Fulton, Lebanon and 2 more | 23 min |
| Feb 28, 9:11 AM EST | Special Weather Statement | CTP | Bedford, Fulton | 19 min |
| Feb 28, 9:23 AM EST | Special Weather Statement | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 1 more | 112 min |
| Feb 28, 9:35 AM EST | Special Weather Statement | CTP | Franklin | 25 min |
| Feb 28, 10:02 AM EST | Special Weather Statement | CTP | Adams | 28 min |
| Feb 28, 10:18 AM EST | Areal Flood Warning | CLE | Crawford, Erie | 50 hr |
| Feb 28, 10:19 AM EST | Areal Flood Warning | PBZ | Fayette | 6 hr |
| Feb 28, 10:52 AM EST | River Flood Watch | PBZ | Allegheny | 30 hr |
| Feb 28, 10:52 AM EST | River Flood Watch | PBZ | Allegheny | 30 hr |
| Feb 28, 12:39 PM EST | River Flood Warning | CTP | Elk | 7 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegheny County30
- Westmoreland County27
- Delaware County24
- Philadelphia County24
- Armstrong County23
- Butler County22
- Clarion County22
- Fayette County22
- Forest County22
- Mercer County22
- Venango County22
- Washington County21
- Clearfield County21
- Monroe County21
- Jefferson County21
- Beaver County20
- Lawrence County20
- Carbon County20
- Centre County20
- Elk County20
- Crawford County19
- Cameron County19
- Lycoming County19
- Cambria County19
- Somerset County18
- Blair County18
- Clinton County18
- McKean County18
- Tioga County18
- Warren County18
- Erie County17
- Berks County17
- Bradford County17
- Cumberland County17
- Huntingdon County17
- Lehigh County17
- Mifflin County17
- Sullivan County17
- Adams County17
- Bedford County17
27 more counties
- Franklin County17
- Northampton County16
- Perry County16
- Potter County16
- Wayne County16
- Fulton County16
- York County16
- Dauphin County15
- Lebanon County15
- Juniata County14
- Luzerne County14
- Pike County14
- Susquehanna County14
- Wyoming County14
- Greene County14
- Lancaster County14
- Lackawanna County13
- Montour County13
- Northumberland County13
- Schuylkill County13
- Snyder County13
- Union County13
- Columbia County12
- Indiana County8
- Bucks County5
- Chester County4
- Montgomery County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.