Alert archive / Pennsylvania / 2010
Weather alerts in Pennsylvania, March 2010
112 weather alerts in March 2010, 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 2010. Tap one for its archive.
- Alerts
- 112
- Warnings
- 45
- Watches
- 42
- Advisories
- 21
- Busiest day
- March 13, 201044 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 2, 12:11 PM EST | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 42 hr |
| Mar 10, 4:19 AM EST | Flood Watch | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 4 days |
| Mar 10, 4:24 AM EST | Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 4 days |
| Mar 11, 12:31 PM EST | River Flood Advisory | PBZ | Allegheny | 5 days |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Indiana, Westmoreland | 23 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Allegheny | 58 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Allegheny | 47 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Beaver | 47 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Beaver | 47 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Fayette | 23 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Allegheny, Westmoreland | 23 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Fayette, Washington, Westmoreland | 58 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Allegheny, Washington, Westmoreland | 58 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Allegheny | 58 hr |
| Mar 11, 12:42 PM EST | River Flood Watch | PBZ | Allegheny | 47 hr |
| Mar 11, 3:22 PM EST | Flood Watch | CLE | Crawford, Erie | 65 hr |
| Mar 11, 3:42 PM EST | Flood Watch | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 59 hr |
| Mar 11, 8:29 PM EST | River Flood Warning | CTP | Somerset | 64 hr |
| Mar 11, 9:15 PM EST | River Flood Warning | PBZ | Indiana, Westmoreland | 63 hr |
| Mar 11, 9:15 PM EST | River Flood Warning | PBZ | Fayette | 66 hr |
| Mar 12, 2:35 AM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 46 hr |
| Mar 12, 11:52 AM EST | Flood Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 39 hr |
| Mar 12, 11:54 AM EST | River Flood Warning | PBZ | Allegheny, Westmoreland | 52 hr |
| Mar 12, 12:09 PM EST | River Flood Watch | PBZ | Fayette | 35 hr |
| Mar 12, 12:09 PM EST | River Flood Watch | PBZ | Fayette, Greene | 23 hr |
| Mar 12, 12:09 PM EST | River Flood Watch | PBZ | Allegheny, Westmoreland | 23 hr |
| Mar 12, 3:23 PM EST | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 41 hr |
| Mar 12, 3:46 PM EST | River Flood Warning | CLE | Crawford | 41 hr |
| Mar 12, 6:09 PM EST | Areal Flood Warning | CTP | Adams, Bedford, Franklin, Fulton, Somerset | 12 hr |
| Mar 12, 10:30 PM EST | River Flood Warning | CTP | Huntingdon | 52 hr |
| Mar 13, 3:34 AM EST | River Flood Warning | BGM | Susquehanna | 23 hr |
| Mar 13, 3:34 AM EST | River Flood Warning | BGM | Bradford | 30 hr |
| Mar 13, 5:59 AM EST | Areal Flood Warning | CTP | Bedford, Cambria, Franklin, Fulton, Somerset | 12 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Fayette, Washington | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Indiana, Westmoreland | 32 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Fayette | 32 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny, Westmoreland | 32 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Forest | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Venango | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny, Clarion | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny, Clarion | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny, Westmoreland | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Clarion, Forest, Jefferson | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny, Clarion | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Jefferson | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Allegheny, Westmoreland | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Lawrence, Mercer | 7 hr |
| Mar 13, 7:41 AM EST | River Flood Watch | PBZ | Beaver | 7 hr |
| Mar 13, 8:05 AM EST | Areal Flood Warning | PBZ | Fayette, Westmoreland | 5 hr |
| Mar 13, 10:09 AM EST | Wind Advisory | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 23 more | 12 hr |
| Mar 13, 11:48 AM EST | Areal Flood Warning | CTP | Adams, Huntingdon | 12 hr |
| Mar 13, 12:15 PM EST | Areal Flood Warning | CTP | Blair | 12 hr |
| Mar 13, 12:16 PM EST | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 6 hr |
| Mar 13, 12:40 PM EST | Areal Flood Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 6 hr |
| Mar 13, 1:42 PM EST | Areal Flood Advisory | CLE | Crawford, Erie | 16 hr |
| Mar 13, 3:07 PM EST | River Flood Warning | PHI | Bucks | 20 hr |
| Mar 13, 3:17 PM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 12 hr |
| Mar 13, 3:52 PM EST | River Flood Warning | PHI | Chester | 12 hr |
| Mar 13, 3:52 PM EST | River Flood Warning | PHI | Chester, Delaware | 19 hr |
| Mar 13, 4:00 PM EST | River Flood Warning | PHI | Delaware | 7 hr |
| Mar 13, 4:07 PM EST | Areal Flood Warning | CTP | Dauphin, Lancaster, Lebanon, Schuylkill, York | 8 hr |
| Mar 13, 4:12 PM EST | River Flood Warning | CTP | Blair, Huntingdon | 29 hr |
| Mar 13, 4:36 PM EST | River Flood Warning | PHI | Montgomery | 11 hr |
| Mar 13, 4:51 PM EST | Areal Flood Advisory | CTP | Cameron, Centre, Clearfield, Clinton, Columbia, Cumberland and 11 more | 7 hr |
| Mar 13, 4:58 PM EST | River Flood Warning | CTP | Blair, Huntingdon | 24 hr |
| Mar 13, 5:41 PM EST | Areal Flood Warning | CTP | Bedford, Cambria, Franklin, Fulton, Somerset | 6 hr |
| Mar 13, 6:04 PM EST | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 8 hr |
| Mar 13, 6:26 PM EST | Areal Flood Warning | PBZ | Armstrong, Butler, Indiana | 6 hr |
| Mar 13, 6:34 PM EST | Areal Flood Warning | PBZ | Westmoreland | 6 hr |
| Mar 13, 7:35 PM EST | Areal Flood Warning | CTP | Clearfield | 5 hr |
| Mar 13, 8:49 PM EST | River Flood Warning | BGM | Wyoming | 6 hr |
| Mar 13, 8:49 PM EST | River Flood Warning | BGM | Luzerne | 13 hr |
| Mar 13, 8:56 PM EST | River Flood Warning | CTP | Centre, Snyder, Union | 24 hr |
| Mar 13, 9:38 PM EST | River Flood Warning | CTP | Cumberland | 40 hr |
| Mar 13, 9:40 PM EST | River Flood Warning | PHI | Montgomery, Philadelphia | 6 hr |
| Mar 13, 10:05 PM EST | Areal Flood Warning | PHI | Berks | 5 hr |
| Mar 13, 11:10 PM EST | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 3 days |
| Mar 13, 11:28 PM EST | Areal Flood Warning | CTP | Bedford, Blair, Cambria, Franklin, Fulton, Huntingdon and 1 more | 10 hr |
| Mar 14, 1:47 AM EST | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 20 hr |
| Mar 14, 4:01 AM EDT | Areal Flood Warning | CTP | Juniata | 11 hr |
| Mar 14, 6:18 AM EDT | Areal Flood Advisory | CLE | Crawford, Erie | 6 hr |
| Mar 14, 10:30 AM EDT | Areal Flood Warning | CTP | Bedford, Cambria, Franklin, Fulton, Huntingdon, Somerset | 4 hr |
| Mar 14, 1:03 PM EDT | Areal Flood Advisory | CTP | Centre, Clearfield | 6 hr |
| Mar 14, 2:10 PM EDT | Areal Flood Warning | CTP | Bedford, Franklin, Fulton, Huntingdon | 14 hr |
| Mar 14, 2:54 PM EDT | Areal Flood Warning | CTP | Juniata | 6 hr |
| Mar 14, 3:23 PM EDT | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 63 hr |
| Mar 16, 10:31 PM EDT | River Flood Advisory | PBZ | Allegheny | 27 hr |
| Mar 21, 3:26 PM EDT | Flood Watch | PHI | Philadelphia | 37 hr |
| Mar 22, 2:55 AM EDT | Flood Watch | BGM | Susquehanna, Wayne | 37 hr |
| Mar 22, 12:44 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 12 more | 2 hr |
| Mar 22, 6:43 PM EDT | Special Weather Statement | CTP | Adams | 32 min |
| Mar 22, 6:53 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 19 more | 3 hr |
| Mar 22, 8:31 PM EDT | Special Weather Statement | CTP | Somerset | 29 min |
| Mar 22, 9:05 PM EDT | Areal Flood Advisory | CTP | Bedford, Somerset | 3 hr |
| Mar 23, 11:51 AM EDT | Dense Fog Advisory | CLE | Erie | 4 hr |
| Mar 27, 3:36 AM EDT | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 5 hr |
| Mar 27, 3:39 PM EDT | Flood Watch | PHI | Delaware, Philadelphia | 3 days |
| Mar 28, 4:13 AM EDT | Coastal Flood Advisory | PHI | Delaware, Philadelphia | 68 hr |
| Mar 28, 2:19 PM EDT | Flood Watch | CTP | Adams, Bedford, Blair, Cambria, Centre, Clinton and 20 more | 12 hr |
| Mar 28, 9:29 PM EDT | Areal Flood Advisory | CTP | Adams, Cumberland, Dauphin, Perry, York | 3 hr |
| Mar 29, 12:56 AM EDT | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Mar 29, 1:28 AM EDT | Flash Flood Warning | PHI | Chester | 4 hr |
| Mar 29, 3:26 AM EDT | River Flood Warning | PHI | Delaware | 2 hr |
| Mar 29, 4:59 AM EDT | Areal Flood Advisory | PHI | Bucks, Delaware, Montgomery, Philadelphia | 6 hr |
| Mar 30, 1:35 PM EDT | Areal Flood Warning | PHI | Monroe, Northampton | 8 hr |
| Mar 30, 1:51 PM EDT | Areal Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 8 hr |
| Mar 30, 7:32 PM EDT | River Flood Warning | PHI | Bucks | 9 hr |
| Mar 30, 9:36 PM EDT | Areal Flood Warning | PHI | Bucks, Montgomery, Philadelphia | 7 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 | 2 |
| Special Weather Statement | 2 |
| Flooding | |
| Areal Flood Warning | 22 |
| Flash Flood Warning | 1 |
| River Flood Warning | 22 |
| Flood Watch | 9 |
| River Flood Watch | 33 |
| Areal Flood Advisory | 9 |
| River Flood Advisory | 2 |
| Wind and dust | |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
| Coast and beach | |
| Coastal Flood Advisory | 6 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegheny County23
- Delaware County19
- Philadelphia County19
- Westmoreland County15
- Somerset County13
- Bedford County12
- Huntingdon County12
- Franklin County11
- Fulton County11
- Fayette County10
- Montgomery County10
- Adams County9
- Blair County9
- Cambria County9
- Chester County9
- Cumberland County8
- Bucks County8
- Juniata County7
- Beaver County6
- Clarion County6
- Washington County6
- Centre County6
- Clearfield County6
- Mifflin County6
- Perry County6
- Indiana County6
- Dauphin County5
- Snyder County5
- Union County5
- York County5
- Armstrong County4
- Jefferson County4
- Clinton County4
- Columbia County4
- Lancaster County4
- Lebanon County4
- Lycoming County4
- Montour County4
- Northumberland County4
- Schuylkill County4
27 more counties
- Sullivan County4
- Crawford County4
- Erie County4
- Susquehanna County4
- Butler County3
- Forest County3
- Greene County3
- Lawrence County3
- Mercer County3
- Potter County3
- Tioga County3
- Berks County3
- Monroe County3
- Northampton County3
- Bradford County3
- Luzerne County3
- Wayne County3
- Wyoming County3
- Venango County2
- Cameron County2
- Carbon County2
- Lehigh County2
- Lackawanna County2
- Pike County2
- Elk County1
- McKean County1
- Warren County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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. Warning verification from the Mesonet's Cow. Rebuilt daily.