Alert archive / Pennsylvania / 2015
Weather alerts in Pennsylvania, March 2015
118 weather alerts in March 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 March 2015. Tap one for its archive.
- Alerts
- 118
- Warnings
- 33
- Watches
- 12
- Advisories
- 44
- Busiest day
- March 4, 201526 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 |
|---|---|---|---|---|
| Mar 1, 3:43 AM EST | Winter Storm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 18 hr |
| Mar 1, 1:57 PM EST | Mesoscale Discussion | SPC | Berks, Bucks, Chester, Delaware, Lancaster, Lehigh and 3 more | 5 hr |
| Mar 2, 11:11 AM EST | River Flood Watch | PBZ | Fayette, Washington, Westmoreland | 35 hr |
| Mar 2, 11:11 AM EST | River Flood Watch | PBZ | Allegheny, Washington, Westmoreland | 35 hr |
| Mar 2, 11:16 AM EST | River Flood Advisory | PBZ | Allegheny | 4 days |
| Mar 2, 1:54 PM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 41 hr |
| Mar 2, 2:41 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 7 more | 28 hr |
| Mar 2, 2:45 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 40 hr |
| Mar 2, 2:53 PM EST | Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 2 more | 50 hr |
| Mar 2, 3:33 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 28 hr |
| Mar 2, 4:00 PM EST | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 41 hr |
| Mar 3, 11:33 AM EST | Winter Storm Watch | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 16 hr |
| Mar 3, 2:30 PM EST | Winter Storm Watch | CTP | Adams, Bedford, Blair, Cambria, Cumberland, Dauphin and 11 more | 14 hr |
| Mar 3, 2:30 PM EST | Winter Storm Warning | CTP | Cameron, Centre, Clinton, Lycoming, McKean, Potter and 1 more | 7 hr |
| Mar 3, 3:04 PM EST | Winter Storm Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 25 hr |
| Mar 3, 6:22 PM EST | Areal Flood Advisory | PBZ | Westmoreland | 14 hr |
| Mar 3, 7:01 PM EST | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Chester, Columbia, Cumberland and 23 more | 4 hr |
| Mar 3, 8:11 PM EST | Areal Flood Advisory | PBZ | Armstrong, Indiana, Jefferson | 12 hr |
| Mar 3, 9:11 PM EST | River Flood Warning | PBZ | Fayette, Washington, Westmoreland | 54 hr |
| Mar 3, 9:11 PM EST | River Flood Warning | PBZ | Allegheny, Washington, Westmoreland | 54 hr |
| Mar 3, 10:33 PM EST | Areal Flood Advisory | PBZ | Fayette, Greene | 14 hr |
| Mar 3, 10:39 PM EST | Areal Flood Advisory | CTP | Bedford, Blair, Cambria, Clearfield, Somerset | 4 hr |
| Mar 4, 2:28 AM EST | Areal Flood Advisory | CTP | Bedford, Blair, Cambria, Clearfield, Somerset | 16 hr |
| Mar 4, 3:02 AM EST | Flood Watch | CTP | Bedford, Blair, Cambria, Clearfield, Somerset | 16 hr |
| Mar 4, 3:47 AM EST | Winter Storm Warning | PBZ | Fayette | 36 hr |
| Mar 4, 3:47 AM EST | Winter Weather Advisory | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 32 hr |
| Mar 4, 3:47 AM EST | Winter Storm Warning | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 41 hr |
| Mar 4, 4:13 AM EST | Winter Storm Warning | CTP | Adams, Bedford, Blair, Cambria, Cumberland, Dauphin and 11 more | 39 hr |
| Mar 4, 5:24 AM EST | Areal Flood Warning | CTP | Cambria | 6 hr |
| Mar 4, 6:58 AM EST | Areal Flood Warning | PBZ | Westmoreland | 12 hr |
| Mar 4, 8:01 AM EST | Areal Flood Warning | PBZ | Washington | 9 hr |
| Mar 4, 8:46 AM EST | Areal Flood Warning | PBZ | Greene | 9 hr |
| Mar 4, 9:41 AM EST | Winter Weather Advisory | CTP | Bedford, Blair, Cambria, Centre, Clearfield, Columbia and 14 more | 30 hr |
| Mar 4, 10:58 AM EST | River Flood Warning | PBZ | Fayette | 18 hr |
| Mar 4, 10:58 AM EST | River Flood Warning | PBZ | Allegheny, Westmoreland | 20 hr |
| Mar 4, 12:35 PM EST | Areal Flood Advisory | PBZ | Fayette | 6 hr |
| Mar 4, 2:59 PM EST | River Flood Warning | CTP | Somerset | 7 hr |
| Mar 4, 3:05 PM EST | River Flood Warning | PBZ | Fayette, Greene | 20 hr |
| Mar 4, 3:05 PM EST | River Flood Warning | PBZ | Fayette, Greene | 20 hr |
| Mar 4, 3:10 PM EST | River Flood Warning | PBZ | Allegheny | 27 hr |
| Mar 4, 3:42 PM EST | Winter Weather Advisory | PHI | Carbon, Lehigh, Monroe, Northampton | 24 hr |
| Mar 4, 6:42 PM EST | Areal Flood Advisory | CTP | Somerset | 3 hr |
| Mar 4, 8:08 PM EST | Dense Fog Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 3 hr |
| Mar 4, 11:00 PM EST | Mesoscale Discussion | SPC | Greene | 6 hr |
| Mar 5, 12:09 AM EST | Areal Flood Warning | CTP | Huntingdon | 6 hr |
| Mar 5, 2:35 AM EST | Areal Flood Warning | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 18 hr |
| Mar 5, 7:58 AM EST | Mesoscale Discussion | SPC | Adams, Bucks, Chester, Cumberland, Delaware, Franklin and 5 more | 5 hr |
| Mar 5, 11:55 AM EST | Mesoscale Discussion | SPC | Chester, Delaware, Lancaster, Montgomery, Philadelphia, York | 6 hr |
| Mar 7, 12:16 PM EST | Special Weather Statement | PBZ | Armstrong, Butler, Lawrence | 89 min |
| Mar 7, 1:11 PM EST | Special Weather Statement | PBZ | Indiana, Jefferson | 49 min |
| Mar 8, 9:31 PM EDT | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 11 hr |
| Mar 10, 11:15 AM EDT | River Flood Warning | PBZ | Fayette, Greene | 39 hr |
| Mar 10, 11:15 AM EDT | River Flood Warning | PBZ | Fayette, Washington, Westmoreland | 53 hr |
| Mar 10, 11:15 AM EDT | River Flood Warning | PBZ | Allegheny, Washington, Westmoreland | 54 hr |
| Mar 10, 11:15 AM EDT | River Flood Warning | PBZ | Fayette, Greene | 41 hr |
| Mar 10, 11:24 AM EDT | River Flood Advisory | PBZ | Allegheny | 7 days |
| Mar 10, 5:30 PM EDT | Dense Fog Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 16 hr |
| Mar 10, 5:56 PM EDT | Dense Fog Advisory | CLE | Crawford, Erie | 20 hr |
| Mar 10, 6:03 PM EDT | Dense Fog Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 15 hr |
| Mar 10, 6:12 PM EDT | Dense Fog Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 11 hr |
| Mar 10, 9:55 PM EDT | Special Weather Statement | CTP | Cameron, McKean, Potter, Sullivan, Tioga | 3 hr |
| Mar 10, 11:56 PM EDT | Dense Fog Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 8 hr |
| Mar 11, 12:52 AM EDT | River Flood Warning | PHI | Chester | 9 hr |
| Mar 11, 2:45 PM EDT | Areal Flood Advisory | CTP | Huntingdon | 6 hr |
| Mar 11, 8:18 PM EDT | Areal Flood Advisory | CTP | Huntingdon | 12 hr |
| Mar 12, 8:14 AM EDT | Areal Flood Advisory | CTP | Huntingdon | 3 hr |
| Mar 12, 9:21 AM EDT | Flood Watch | CLE | Crawford, Erie | 4 days |
| Mar 12, 12:28 PM EDT | Areal Flood Warning | CTP | Clearfield | 6 hr |
| Mar 12, 3:57 PM EDT | Areal Flood Advisory | CTP | Snyder, Union | 18 hr |
| Mar 12, 7:41 PM EDT | Areal Flood Warning | CTP | Clearfield | 14 hr |
| Mar 13, 2:41 AM EDT | Flood Watch | CTP | Cambria, Cameron, Clearfield, Elk, McKean, Potter and 2 more | 41 hr |
| Mar 13, 3:03 AM EDT | Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 34 hr |
| Mar 13, 3:16 PM EDT | Freezing Rain Advisory | BGM | Pike, Wayne | 20 hr |
| Mar 13, 3:22 PM EDT | Freezing Rain Advisory | PHI | Carbon, Monroe | 15 hr |
| Mar 13, 10:16 PM EDT | River Flood Watch | PBZ | Indiana, Westmoreland | 23 hr |
| Mar 14, 10:44 AM EDT | Areal Flood Warning | PHI | Chester | 6 hr |
| Mar 14, 11:12 AM EDT | River Flood Warning | PHI | Chester | 18 hr |
| Mar 14, 12:39 PM EDT | Areal Flood Warning | PHI | Montgomery | 6 hr |
| Mar 14, 1:29 PM EDT | Areal Flood Advisory | CTP | Lancaster | 3 hr |
| Mar 14, 2:01 PM EDT | Areal Flood Advisory | PBZ | Butler | 6 hr |
| Mar 14, 2:18 PM EDT | Areal Flood Advisory | PBZ | Westmoreland | 3 hr |
| Mar 14, 2:31 PM EDT | Areal Flood Advisory | PBZ | Beaver, Butler | 6 hr |
| Mar 14, 3:55 PM EDT | Areal Flood Warning | PBZ | Beaver, Butler, Lawrence | 20 hr |
| Mar 14, 4:31 PM EDT | Areal Flood Advisory | PBZ | Indiana, Westmoreland | 6 hr |
| Mar 14, 7:27 PM EDT | Areal Flood Advisory | PBZ | Butler | 8 hr |
| Mar 14, 8:10 PM EDT | Areal Flood Advisory | PBZ | Armstrong, Butler, Clarion | 110 min |
| Mar 15, 7:07 AM EDT | River Flood Warning | PBZ | Armstrong, Clarion | 70 hr |
| Mar 16, 1:27 PM EDT | Areal Flood Warning | BGM | Lackawanna, Luzerne, Wyoming | 3 days |
| Mar 17, 10:39 AM EDT | River Flood Advisory | PBZ | Allegheny | 60 hr |
| Mar 18, 7:33 AM EDT | Special Weather Statement | BGM | Wayne | 87 min |
| Mar 18, 9:02 AM EDT | Special Weather Statement | BGM | Susquehanna, Wayne | 88 min |
| Mar 18, 6:48 PM EDT | Special Weather Statement | BGM | Bradford, Lackawanna, Pike, Susquehanna, Wayne, Wyoming | 87 min |
| Mar 18, 8:04 PM EDT | Special Weather Statement | BGM | Bradford, Lackawanna, Pike, Susquehanna, Wayne, Wyoming | 86 min |
| Mar 18, 9:41 PM EDT | Special Weather Statement | BGM | Pike, Susquehanna, Wayne | 64 min |
| Mar 19, 3:32 AM EDT | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 51 hr |
| Mar 19, 3:43 AM EDT | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 38 hr |
| Mar 19, 4:09 AM EDT | Winter Storm Watch | CTP | Bedford, Fulton | 8 hr |
| Mar 19, 4:09 AM EDT | Winter Weather Advisory | CTP | Adams, Blair, Cambria, Cameron, Centre, Clearfield and 23 more | 38 hr |
| Mar 19, 11:58 AM EDT | Winter Storm Warning | CTP | Bedford, Fulton | 28 hr |
| Mar 20, 9:19 AM EDT | Special Weather Statement | PBZ | Allegheny, Washington, Westmoreland | 56 min |
| Mar 20, 10:17 AM EDT | Special Weather Statement | PBZ | Washington | 58 min |
| Mar 20, 11:19 AM EDT | Special Weather Statement | PHI | Philadelphia | 86 min |
| Mar 25, 2:54 AM EDT | Freezing Rain Advisory | CTP | Adams, Bedford, Blair, Cambria, Cumberland, Dauphin and 10 more | 9 hr |
| Mar 26, 4:00 AM EDT | Special Weather Statement | CTP | McKean, Warren | 3 hr |
| Mar 26, 4:07 AM EDT | Special Weather Statement | CTP | Cameron, Centre, Clearfield, Clinton, Columbia, Elk and 7 more | 3 hr |
| Mar 26, 5:24 PM EDT | Special Weather Statement | CTP | Adams, Cumberland, Dauphin, Lebanon | 51 min |
| Mar 26, 6:01 PM EDT | Special Weather Statement | PHI | Berks | 59 min |
| Mar 26, 6:12 PM EDT | Mesoscale Discussion | SPC | Chester, Lancaster, York | 2 hr |
| Mar 26, 6:14 PM EDT | Special Weather Statement | CTP | Adams, Lancaster, Lebanon, York | 61 min |
| Mar 26, 6:47 PM EDT | Special Weather Statement | PHI | Berks | 58 min |
| Mar 26, 7:16 PM EDT | Special Weather Statement | CTP | Lancaster | 59 min |
| Mar 26, 7:34 PM EDT | Special Weather Statement | PHI | Berks, Chester, Lehigh, Montgomery | 56 min |
| Mar 26, 8:18 PM EDT | Special Weather Statement | PHI | Bucks, Chester, Montgomery, Philadelphia | 57 min |
| Mar 29, 11:10 PM EDT | Special Weather Statement | CTP | Elk, McKean | 80 min |
| Mar 30, 4:00 PM EDT | Special Weather Statement | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Columbia and 11 more | 3 hr |
| Mar 30, 7:45 PM EDT | Special Weather Statement | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Columbia and 11 more | 9 hr |
| Mar 31, 3:11 AM EDT | Winter Weather Advisory | CTP | Cameron, Centre, Clearfield, Clinton, Columbia, Elk and 10 more | 17 hr |
| Mar 31, 3:39 AM EDT | Winter Weather Advisory | PHI | Carbon, Monroe | 18 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 | |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 23 |
| Flooding | |
| Areal Flood Warning | 12 |
| River Flood Warning | 15 |
| Flood Watch | 5 |
| River Flood Watch | 3 |
| Areal Flood Advisory | 18 |
| River Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 4 |
| Freezing Rain Advisory | 3 |
| Winter Weather Advisory | 14 |
| Fog and smoke | |
| Dense Fog Advisory | 6 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Westmoreland County20
- Chester County18
- Fayette County18
- Washington County16
- Allegheny County16
- Montgomery County15
- Lancaster County14
- Cambria County14
- Clearfield County14
- Philadelphia County13
- Somerset County13
- Greene County13
- Bucks County12
- Delaware County11
- Berks County11
- Bedford County11
- Huntingdon County11
- York County11
- Lehigh County10
- Blair County10
- Cameron County10
- Cumberland County10
- Lebanon County10
- McKean County10
- Potter County10
- Union County10
- Butler County10
- Wayne County10
- Northampton County9
- Adams County9
- Centre County9
- Columbia County9
- Dauphin County9
- Elk County9
- Fulton County9
- Montour County9
- Northumberland County9
- Sullivan County9
- Tioga County9
- Carbon County9
27 more counties
- Monroe County9
- Clinton County8
- Juniata County8
- Lycoming County8
- Mifflin County8
- Perry County8
- Schuylkill County8
- Snyder County8
- Armstrong County8
- Pike County8
- Susquehanna County8
- Franklin County7
- Warren County7
- Lackawanna County7
- Wyoming County7
- Beaver County6
- Clarion County5
- Jefferson County5
- Lawrence County5
- Bradford County5
- Luzerne County5
- Indiana County4
- Forest County3
- Mercer County3
- Venango County3
- Crawford County3
- Erie County3
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.