Alert archive / Pennsylvania / 2012
Weather alerts in Pennsylvania, January 2012
119 weather alerts in January 2012, 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 January 2012. Tap one for its archive.
- Alerts
- 119
- Warnings
- 15
- Watches
- 6
- Advisories
- 45
- Busiest day
- January 17, 201214 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 |
|---|---|---|---|---|
| Jan 1, 3:15 AM EST | Lake Effect Snow Warning | CLE | Crawford, Erie | 63 hr |
| Jan 1, 4:06 AM EST | Lake Effect Snow Warning | CTP | McKean, Warren | 59 hr |
| Jan 1, 4:10 AM EST | Wind Advisory | CTP | Cambria, Cameron, Clearfield, Elk, McKean, Somerset and 1 more | 21 hr |
| Jan 1, 4:13 AM EST | Lake Effect Snow Warning | PBZ | Forest, Lawrence, Mercer, Venango | 62 hr |
| Jan 1, 4:13 AM EST | Winter Storm Warning | PBZ | Fayette, Westmoreland | 63 hr |
| Jan 1, 2:12 PM EST | Winter Weather Advisory | CTP | Cambria, Cameron, Clearfield, Elk, Potter, Somerset | 48 hr |
| Jan 1, 3:11 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 5 more | 51 hr |
| Jan 2, 12:37 AM EST | Mesoscale Discussion | SPC | Crawford, Erie, Warren | 4 hr |
| Jan 2, 9:08 AM EST | Special Weather Statement | CTP | Cameron, Centre, Clearfield, Clinton, Columbia, Elk and 5 more | 3 hr |
| Jan 2, 2:38 PM EST | Special Weather Statement | PBZ | Westmoreland | 52 min |
| Jan 2, 6:02 PM EST | Special Weather Statement | CTP | Centre, Clearfield | 28 min |
| Jan 2, 6:46 PM EST | Special Weather Statement | CTP | Cambria | 44 min |
| Jan 2, 7:30 PM EST | Special Weather Statement | CTP | Blair, Cambria, Huntingdon | 30 min |
| Jan 2, 9:37 PM EST | Special Weather Statement | CTP | Clinton, Union | 53 min |
| Jan 2, 10:15 PM EST | Special Weather Statement | CTP | Cameron, Clearfield, Elk | 60 min |
| Jan 2, 10:24 PM EST | Winter Storm Warning | CTP | Cambria, Somerset | 21 hr |
| Jan 3, 3:45 AM EST | Special Weather Statement | CTP | Clearfield | 45 min |
| Jan 3, 5:03 AM EST | Special Weather Statement | CTP | Huntingdon | 42 min |
| Jan 3, 6:49 AM EST | Special Weather Statement | CTP | Cambria | 71 min |
| Jan 3, 7:49 AM EST | Special Weather Statement | CTP | Blair, Cambria | 56 min |
| Jan 3, 8:50 AM EST | Special Weather Statement | CTP | Cambria | 55 min |
| Jan 3, 11:28 AM EST | Special Weather Statement | CTP | Blair, Clearfield, Huntingdon | 62 min |
| Jan 3, 12:38 PM EST | Special Weather Statement | CTP | Clearfield | 67 min |
| Jan 3, 3:08 PM EST | Wind Chill Advisory | BGM | Lackawanna, Susquehanna, Wayne | 16 hr |
| Jan 11, 3:44 AM EST | Winter Weather Advisory | PHI | Carbon, Delaware, Monroe, Philadelphia | 31 days |
| Jan 11, 4:08 AM EST | Winter Weather Advisory | BGM | Pike, Wayne | 23 hr |
| Jan 12, 4:50 AM EST | Winter Weather Advisory | CTP | Cambria, Cameron, Clearfield, Elk, McKean, Potter and 3 more | 41 hr |
| Jan 12, 6:45 AM EST | Areal Flood Advisory | PHI | Bucks | 350 days |
| Jan 12, 6:49 AM EST | Areal Flood Advisory | PHI | Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Jan 12, 1:19 PM EST | Coastal Flood Warning | PHI | Delaware, Philadelphia | 73 min |
| Jan 12, 1:24 PM EST | Wind Advisory | PBZ | Fayette, Westmoreland | 28 hr |
| Jan 12, 1:24 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 28 hr |
| Jan 12, 2:36 PM EST | Wind Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 28 hr |
| Jan 12, 3:15 PM EST | Winter Storm Warning | CLE | Crawford, Erie | 60 hr |
| Jan 12, 8:49 PM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 19 hr |
| Jan 12, 9:27 PM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 20 hr |
| Jan 13, 6:02 AM EST | Lake Effect Snow Warning | CTP | McKean, Warren | 34 hr |
| Jan 14, 1:29 PM EST | Special Weather Statement | CTP | Potter, Tioga | 31 min |
| Jan 14, 2:33 PM EST | Special Weather Statement | CTP | Tioga | 27 min |
| Jan 14, 3:35 PM EST | Special Weather Statement | CTP | Cameron, Lycoming, Sullivan | 55 min |
| Jan 14, 4:42 PM EST | Special Weather Statement | CTP | Cameron, Columbia, Elk, Lycoming | 78 min |
| Jan 14, 5:21 PM EST | Special Weather Statement | PBZ | Allegheny | 54 min |
| Jan 14, 6:09 PM EST | Special Weather Statement | CTP | Cameron, Elk, Lycoming, Sullivan | 111 min |
| Jan 14, 6:30 PM EST | Special Weather Statement | PBZ | Allegheny | 60 min |
| Jan 14, 7:50 PM EST | Special Weather Statement | CTP | Cameron, Clinton, Elk, Lycoming | 85 min |
| Jan 14, 9:39 PM EST | Special Weather Statement | CTP | Cameron, Clearfield, Clinton, Columbia, Elk, Montour and 1 more | 51 min |
| Jan 14, 10:37 PM EST | Special Weather Statement | CTP | Centre, Clearfield, Columbia, Montour, Northumberland, Schuylkill and 1 more | 113 min |
| Jan 14, 11:51 PM EST | Special Weather Statement | CTP | Centre, Union | 39 min |
| Jan 15, 3:51 AM EST | Special Weather Statement | PHI | Delaware, Montgomery, Philadelphia | 54 min |
| Jan 15, 4:32 AM EST | Special Weather Statement | PHI | Chester, Delaware, Philadelphia | 43 min |
| Jan 16, 3:38 AM EST | Winter Weather Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 39 days |
| Jan 16, 4:04 AM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 24 hr |
| Jan 16, 4:10 AM EST | Winter Weather Advisory | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 18 more | 26 hr |
| Jan 16, 4:50 PM EST | Special Weather Statement | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 10 more | 55 min |
| Jan 17, 4:00 AM EST | Wind Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 24 hr |
| Jan 17, 4:10 AM EST | Wind Advisory | CTP | Cambria, Cameron, Clearfield, Elk, McKean, Potter and 2 more | 24 hr |
| Jan 17, 4:20 AM EST | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 27 hr |
| Jan 17, 6:48 AM EST | Lake Effect Snow Watch | CLE | Crawford, Erie | 8 hr |
| Jan 17, 2:17 PM EST | Lake Effect Snow Advisory | CTP | Warren | 24 hr |
| Jan 17, 3:12 PM EST | Wind Advisory | CLE | Erie | 7 hr |
| Jan 17, 3:14 PM EST | Lake Effect Snow Advisory | CLE | Crawford, Erie | 20 hr |
| Jan 17, 5:01 PM EST | Severe Thunderstorm Warning | CLE | Crawford, Erie | 59 min |
| Jan 17, 5:11 PM EST | Special Weather Statement | PBZ | Beaver, Butler, Lawrence, Mercer, Venango, Washington | 64 min |
| Jan 17, 5:35 PM EST | Special Weather Statement | CTP | Warren | 85 min |
| Jan 17, 5:37 PM EST | Mesoscale Discussion | SPC | Armstrong, Beaver, Butler, Clarion, Crawford, Elk and 7 more | 113 min |
| Jan 17, 6:07 PM EST | Severe Thunderstorm Warning | CTP | Warren | 53 min |
| Jan 17, 6:16 PM EST | Special Weather Statement | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 5 more | 59 min |
| Jan 17, 6:43 PM EST | Severe Thunderstorm Warning | CTP | Cameron, Elk, McKean, Potter, Warren | 92 min |
| Jan 17, 7:20 PM EST | Severe Thunderstorm Warning | CTP | Cambria, Cameron, Clearfield, Elk | 55 min |
| Jan 17, 7:53 PM EST | Special Weather Statement | CTP | Blair, Cambria, Somerset | 52 min |
| Jan 17, 8:06 PM EST | Special Weather Statement | CTP | Centre, Clinton, Potter, Tioga | 54 min |
| Jan 17, 8:52 PM EST | Special Weather Statement | CTP | Bedford, Franklin, Fulton, Huntingdon, Juniata, Mifflin and 1 more | 53 min |
| Jan 17, 8:58 PM EST | Special Weather Statement | CTP | Lycoming, Montour, Snyder, Sullivan, Union | 47 min |
| Jan 18, 1:32 AM EST | Wind Advisory | PHI | Carbon, Monroe | 5 hr |
| Jan 19, 3:58 AM EST | Winter Weather Advisory | PBZ | Armstrong, Butler, Clarion, Forest, Jefferson, Lawrence and 2 more | 18 hr |
| Jan 19, 4:49 AM EST | Winter Weather Advisory | CTP | Cameron, Clearfield, Elk, McKean, Potter, Warren | 19 hr |
| Jan 19, 3:18 PM EST | Winter Storm Watch | PHI | Carbon, Lehigh, Monroe, Northampton | 24 hr |
| Jan 19, 4:11 PM EST | Winter Storm Watch | CTP | Bedford, Cambria, Fulton, Somerset | 12 hr |
| Jan 19, 4:32 PM EST | Winter Storm Watch | PBZ | Fayette, Westmoreland | 10 hr |
| Jan 19, 7:15 PM EST | Special Weather Statement | CTP | Cameron, Clearfield, Elk, McKean, Potter | 90 min |
| Jan 19, 8:34 PM EST | Special Weather Statement | CTP | Blair, Cambria, Cameron, Centre, Clearfield, Clinton and 2 more | 86 min |
| Jan 19, 9:56 PM EST | Special Weather Statement | BGM | Bradford | 2 hr |
| Jan 20, 2:08 AM EST | Winter Storm Warning | PBZ | Allegheny, Fayette, Greene, Washington, Westmoreland | 34 hr |
| Jan 20, 2:08 AM EST | Winter Weather Advisory | PBZ | Armstrong, Beaver, Butler, Clarion, Forest, Jefferson and 3 more | 34 hr |
| Jan 20, 3:04 AM EST | Winter Weather Advisory | CLE | Crawford, Erie | 27 hr |
| Jan 20, 3:46 AM EST | Winter Weather Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 41 days |
| Jan 20, 4:28 AM EST | Winter Storm Warning | CTP | Bedford, Cambria, Fulton, Somerset | 30 hr |
| Jan 20, 4:28 AM EST | Winter Weather Advisory | CTP | Adams, Blair, Cameron, Centre, Clearfield, Clinton and 23 more | 30 hr |
| Jan 20, 5:19 AM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 6 hr |
| Jan 20, 11:44 AM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 25 hr |
| Jan 21, 12:59 AM EST | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Bedford, Berks, Blair and 29 more | 4 hr |
| Jan 21, 7:07 AM EST | Mesoscale Discussion | SPC | Chester, Delaware, Philadelphia | 3 hr |
| Jan 22, 3:09 AM EST | Freezing Rain Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 26 more | 33 hr |
| Jan 22, 3:15 AM EST | Freezing Rain Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 30 hr |
| Jan 22, 4:16 AM EST | Freezing Rain Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 30 hr |
| Jan 22, 3:16 PM EST | Wind Advisory | CLE | Erie | 12 hr |
| Jan 22, 7:37 PM EST | Freezing Rain Advisory | PBZ | Clarion, Fayette, Forest, Jefferson, Venango, Westmoreland | 14 hr |
| Jan 23, 3:22 AM EST | Wind Advisory | CLE | Crawford, Erie | 16 hr |
| Jan 23, 3:26 PM EST | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 94 min |
| Jan 23, 4:12 PM EST | Special Weather Statement | PBZ | Allegheny, Beaver, Washington | 33 min |
| Jan 23, 5:13 PM EST | Special Weather Statement | PBZ | Armstrong, Clarion, Forest, Indiana, Jefferson, Westmoreland | 47 min |
| Jan 23, 5:36 PM EST | Special Weather Statement | CTP | Cambria, Cameron, Clearfield, Elk, McKean, Somerset | 54 min |
| Jan 25, 3:33 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more | 18 hr |
| Jan 25, 11:03 PM EST | Winter Weather Advisory | CTP | Cambria, Clearfield, Elk, Somerset | 10 hr |
| Jan 26, 3:34 AM EST | Winter Weather Advisory | BGM | Pike, Wayne | 24 hr |
| Jan 26, 10:00 AM EST | Flood Watch | PBZ | Allegheny, Beaver, Greene, Washington | 18 hr |
| Jan 26, 11:05 AM EST | River Flood Advisory | PBZ | Allegheny | 71 hr |
| Jan 26, 5:28 PM EST | Freezing Rain Advisory | PHI | Carbon, Monroe, Northampton | 7 hr |
| Jan 26, 9:58 PM EST | Flood Watch | CLE | Crawford, Erie | 9 hr |
| Jan 27, 3:38 AM EST | Special Weather Statement | PBZ | Westmoreland | 37 min |
| Jan 27, 6:48 AM EST | Areal Flood Warning | PBZ | Venango | 4 hr |
| Jan 27, 8:27 AM EST | Special Weather Statement | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 93 min |
| Jan 27, 2:15 PM EST | Wind Advisory | PHI | Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more | 6 hr |
| Jan 29, 3:48 AM EST | Wind Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 16 hr |
| Jan 29, 5:06 PM EST | Special Weather Statement | CTP | Cambria, Cameron, Clearfield, Elk, McKean, Somerset and 1 more | 114 min |
| Jan 29, 6:17 PM EST | Special Weather Statement | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clinton and 6 more | 118 min |
| Jan 29, 7:40 PM EST | Special Weather Statement | CTP | Adams, Columbia, Cumberland, Dauphin, Franklin, Juniata and 7 more | 110 min |
| Jan 29, 8:56 PM EST | Special Weather Statement | BGM | Bradford | 34 min |
| Jan 29, 9:15 PM EST | Special Weather Statement | CTP | Schuylkill | 30 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 | 4 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 48 |
| Flooding | |
| Areal Flood Warning | 1 |
| Flood Watch | 2 |
| Areal Flood Advisory | 2 |
| River Flood Advisory | 1 |
| Winter | |
| Lake Effect Snow Warning | 4 |
| Winter Storm Warning | 5 |
| Lake Effect Snow Watch | 1 |
| Winter Storm Watch | 3 |
| Freezing Rain Advisory | 5 |
| Lake Effect Snow Advisory | 2 |
| Winter Weather Advisory | 20 |
| Cold | |
| Wind Chill Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 14 |
| Coast and beach | |
| Coastal Flood Warning | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clearfield County25
- Cambria County24
- Cameron County24
- Elk County23
- Somerset County17
- McKean County16
- Warren County16
- Westmoreland County16
- Potter County16
- Allegheny County14
- Venango County13
- Clarion County13
- Jefferson County13
- Centre County13
- Clinton County13
- Forest County12
- Armstrong County12
- Beaver County12
- Butler County12
- Washington County12
- Union County12
- Blair County12
- Erie County11
- Lawrence County11
- Fayette County11
- Lycoming County11
- Tioga County11
- Huntingdon County11
- Crawford County10
- Mercer County10
- Columbia County10
- Montour County10
- Carbon County10
- Monroe County10
- Wayne County9
- Delaware County9
- Philadelphia County9
- Bedford County9
- Fulton County9
- Pike County8
27 more counties
- Northampton County8
- Mifflin County8
- Sullivan County8
- Bradford County8
- Greene County7
- Lackawanna County7
- Susquehanna County7
- Lehigh County7
- Franklin County7
- Juniata County7
- Northumberland County7
- Schuylkill County7
- Snyder County7
- Perry County6
- Luzerne County6
- Wyoming County6
- Berks County6
- Adams County5
- Cumberland County5
- Dauphin County5
- Lancaster County4
- Lebanon County4
- York County4
- Indiana County4
- Chester County3
- Bucks County2
- Montgomery County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20112013
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.