Alert archive / Pennsylvania / 2025
Weather alerts in Pennsylvania, February 2025
172 weather alerts in February 2025, 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 2025. Tap one for its archive.
- Alerts
- 172
- Warnings
- 21
- Watches
- 12
- Advisories
- 62
- Busiest day
- February 17, 202537 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 31, 7:24 PM EST | Special Weather Statement | CTP | Adams, York | 36 min |
| Feb 2, 1:16 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 11 hr |
| Feb 2, 1:45 PM EST | Winter Weather Advisory | BGM | Bradford, Susquehanna, Wayne | 13 hr |
| Feb 2, 1:58 PM EST | Winter Weather Advisory | CTP | Blair, Cambria, Cameron, Centre, Clearfield, Clinton and 8 more | 13 hr |
| Feb 2, 2:41 PM EST | Winter Weather Advisory | PBZ | Armstrong, Butler, Clarion, Fayette, Forest, Indiana and 5 more | 13 hr |
| Feb 3, 1:23 PM EST | Winter Storm Watch | PBZ | Armstrong, Butler, Clarion, Fayette, Forest, Indiana and 4 more | 25 hr |
| Feb 3, 2:12 PM EST | Winter Storm Watch | CTP | Bedford, Blair, Cambria, Clearfield, Fulton, Somerset | 24 hr |
| Feb 4, 2:06 PM EST | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 48 hr |
| Feb 4, 2:22 PM EST | Ice Storm Warning | CTP | Bedford, Blair, Cambria, Clearfield, Fulton, Somerset | 46 hr |
| Feb 4, 2:22 PM EST | Winter Weather Advisory | CTP | Adams, Cameron, Centre, Clinton, Columbia, Cumberland and 21 more | 46 hr |
| Feb 4, 2:33 PM EST | Ice Storm Warning | PBZ | Fayette, Indiana, Westmoreland | 43 hr |
| Feb 4, 2:33 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 43 hr |
| Feb 4, 2:35 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 47 hr |
| Feb 5, 2:46 AM EST | Winter Weather Advisory | CLE | Crawford, Erie | 31 hr |
| Feb 6, 4:00 AM EST | Mesoscale Discussion | SPC | Adams, Armstrong, Bedford, Berks, Blair, Bradford and 50 more | 5 hr |
| Feb 6, 1:32 PM EST | Wind Advisory | CTP | Bedford, Blair, Cambria, Somerset | 22 hr |
| Feb 6, 7:07 PM EST | Dense Fog Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more | 10 hr |
| Feb 6, 9:12 PM EST | Dense Fog Advisory | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 5 hr |
| Feb 7, 3:52 AM EST | Winter Storm Watch | CTP | Bedford, Blair, Cambria, Somerset | 9 hr |
| Feb 7, 3:54 AM EST | Special Weather Statement | CTP | Warren | 36 min |
| Feb 7, 4:34 AM EST | Special Weather Statement | CTP | McKean | 56 min |
| Feb 7, 4:47 AM EST | Special Weather Statement | PBZ | Forest | 43 min |
| Feb 7, 5:28 AM EST | Special Weather Statement | BGM | Bradford, Susquehanna | 62 min |
| Feb 7, 5:31 AM EST | Special Weather Statement | CTP | Potter, Tioga | 59 min |
| Feb 7, 12:33 PM EST | River Flood Advisory | PBZ | Allegheny | 7 hr |
| Feb 7, 1:01 PM EST | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 38 hr |
| Feb 7, 1:06 PM EST | Ice Storm Warning | CTP | Bedford, Cambria, Somerset | 38 hr |
| Feb 7, 1:06 PM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cameron, Centre, Clearfield and 25 more | 38 hr |
| Feb 7, 1:43 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 7 more | 31 hr |
| Feb 7, 1:45 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 41 hr |
| Feb 7, 3:06 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 24 hr |
| Feb 8, 2:51 AM EST | Ice Storm Warning | PBZ | Fayette, Indiana, Westmoreland | 22 hr |
| Feb 8, 3:06 AM EST | Winter Storm Warning | BGM | Wayne | 28 hr |
| Feb 8, 2:47 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 16 hr |
| Feb 8, 3:42 PM EST | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Cambria, Cameron, Centre and 29 more | 4 hr |
| Feb 8, 3:57 PM EST | Special Weather Statement | PBZ | Allegheny | 48 min |
| Feb 8, 6:21 PM EST | Mesoscale Discussion | SPC | Bradford, Susquehanna, Tioga, Wayne | 4 hr |
| Feb 8, 6:24 PM EST | Mesoscale Discussion | SPC | Berks, Bucks, Carbon, Chester, Delaware, Lackawanna and 10 more | 4 hr |
| Feb 9, 1:48 AM EST | Winter Weather Advisory | PBZ | Fayette, Indiana, Westmoreland | 7 hr |
| Feb 10, 2:31 PM EST | Winter Weather Advisory | CTP | Adams, Bedford, Cumberland, Franklin, Fulton, Lancaster and 2 more | 37 hr |
| Feb 10, 2:48 PM EST | Winter Weather Advisory | PBZ | Fayette, Westmoreland | 37 hr |
| Feb 10, 3:01 PM EST | Winter Weather Advisory | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 37 hr |
| Feb 11, 2:34 PM EST | Winter Weather Advisory | PBZ | Clarion, Fayette, Forest, Indiana, Jefferson, Mercer and 2 more | 37 hr |
| Feb 11, 2:44 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 33 hr |
| Feb 11, 2:53 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 43 hr |
| Feb 11, 2:56 PM EST | Special Weather Statement | CTP | Clearfield | 34 min |
| Feb 11, 2:59 PM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 25 more | 37 hr |
| Feb 11, 3:30 PM EST | Winter Weather Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 45 hr |
| Feb 13, 1:44 AM EST | Flood Watch | PBZ | Allegheny, Beaver, Fayette, Greene, Washington, Westmoreland | 3 days |
| Feb 13, 9:23 AM EST | Dense Fog Advisory | PHI | Chester, Delaware, Philadelphia | 3 hr |
| Feb 13, 11:44 AM EST | River Flood Watch | PBZ | Fayette, Washington, Westmoreland | 4 days |
| Feb 13, 11:44 AM EST | River Flood Watch | PBZ | Allegheny, Washington | 63 hr |
| Feb 13, 4:31 PM EST | Wind Advisory | CTP | Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 3 more | 5 hr |
| Feb 13, 4:35 PM EST | Wind Advisory | PHI | Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more | 5 hr |
| Feb 13, 8:01 PM EST | Special Weather Statement | PBZ | Clarion, Mercer, Venango | 59 min |
| Feb 13, 9:09 PM EST | Special Weather Statement | PBZ | Clarion, Jefferson, Venango | 66 min |
| Feb 13, 9:14 PM EST | Special Weather Statement | PBZ | Mercer | 46 min |
| Feb 13, 9:28 PM EST | Special Weather Statement | CTP | Huntingdon | 32 min |
| Feb 13, 9:42 PM EST | Special Weather Statement | CTP | Centre | 33 min |
| Feb 13, 9:57 PM EST | Special Weather Statement | PBZ | Clarion, Jefferson, Mercer | 78 min |
| Feb 13, 10:15 PM EST | Special Weather Statement | CTP | Mifflin | 30 min |
| Feb 13, 10:44 PM EST | Special Weather Statement | CTP | Juniata | 31 min |
| Feb 13, 10:47 PM EST | Special Weather Statement | CTP | Centre | 28 min |
| Feb 13, 10:51 PM EST | Special Weather Statement | CTP | Centre | 39 min |
| Feb 13, 11:15 PM EST | Special Weather Statement | PBZ | Clarion, Jefferson | 45 min |
| Feb 13, 11:26 PM EST | Special Weather Statement | CTP | Clinton | 64 min |
| Feb 13, 11:55 PM EST | Special Weather Statement | CTP | Centre, Clearfield | 35 min |
| Feb 14, 1:15 AM EST | Special Weather Statement | CTP | Clinton | 45 min |
| Feb 14, 3:03 AM EST | Special Weather Statement | PHI | Montgomery | 27 min |
| Feb 14, 3:22 AM EST | Special Weather Statement | PHI | Lehigh | 23 min |
| Feb 14, 3:30 AM EST | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more | 57 hr |
| Feb 14, 3:31 AM EST | Special Weather Statement | PHI | Montgomery | 29 min |
| Feb 14, 3:46 AM EST | Special Weather Statement | PHI | Lehigh | 29 min |
| Feb 14, 3:55 AM EST | Snow Squall Warning | PHI | Bucks, Lehigh | 35 min |
| Feb 14, 4:03 AM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 57 hr |
| Feb 14, 4:20 AM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 53 hr |
| Feb 14, 4:27 AM EST | Flood Watch | CTP | Somerset | 57 hr |
| Feb 14, 4:28 AM EST | Snow Squall Warning | PHI | Berks, Bucks, Lehigh, Montgomery | 47 min |
| Feb 14, 1:46 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 22 hr |
| Feb 14, 2:36 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 26 hr |
| Feb 15, 2:06 AM EST | High Wind Watch | PBZ | Fayette, Indiana, Westmoreland | 24 hr |
| Feb 15, 2:33 AM EST | High Wind Watch | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 26 more | 25 hr |
| Feb 15, 2:57 AM EST | High Wind Watch | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 11 hr |
| Feb 15, 3:07 AM EST | High Wind Watch | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 25 hr |
| Feb 15, 6:33 AM EST | Special Weather Statement | PBZ | Allegheny, Beaver, Washington | 27 min |
| Feb 15, 7:06 AM EST | Special Weather Statement | PBZ | Allegheny, Beaver | 39 min |
| Feb 15, 9:51 AM EST | River Flood Watch | PBZ | Fayette | 39 hr |
| Feb 15, 12:01 PM EST | River Flood Advisory | PBZ | Allegheny | 25 hr |
| Feb 15, 12:50 PM EST | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Cambria, Cumberland, Fayette and 8 more | 4 hr |
| Feb 15, 2:17 PM EST | High Wind Warning | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 49 hr |
| Feb 15, 2:26 PM EST | Winter Weather Advisory | CLE | Crawford, Erie | 40 hr |
| Feb 15, 2:56 PM EST | Blizzard Warning | PBZ | Fayette, Westmoreland | 46 hr |
| Feb 15, 2:56 PM EST | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 46 hr |
| Feb 15, 3:10 PM EST | Winter Weather Advisory | CTP | Cambria, Clearfield, Elk, McKean, Somerset, Warren | 46 hr |
| Feb 15, 6:14 PM EST | River Flood Warning | PBZ | Fayette | 8 hr |
| Feb 16, 2:31 AM EST | Wind Advisory | PBZ | Fayette, Indiana, Westmoreland | 16 hr |
| Feb 16, 3:12 AM EST | High Wind Warning | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 24 more | 37 hr |
| Feb 16, 3:12 AM EST | Wind Advisory | CTP | Adams, Cameron, Centre, Clearfield, Clinton, Columbia and 23 more | 37 hr |
| Feb 16, 4:05 AM EST | High Wind Warning | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 38 hr |
| Feb 16, 9:37 AM EST | Winter Storm Warning | CLE | Crawford, Erie | 21 hr |
| Feb 16, 10:08 AM EST | Dense Fog Advisory | CTP | Adams, Bedford, Blair, Centre, Clinton, Columbia and 17 more | 4 hr |
| Feb 16, 10:35 AM EST | Areal Flood Warning | PBZ | Allegheny, Armstrong, Butler, Westmoreland | 6 hr |
| Feb 16, 11:28 AM EST | Areal Flood Warning | PBZ | Allegheny, Beaver, Butler, Washington | 6 hr |
| Feb 16, 12:50 PM EST | Areal Flood Warning | PBZ | Beaver | 16 hr |
| Feb 16, 2:16 PM EST | Blizzard Warning | CTP | Somerset | 23 hr |
| Feb 16, 3:00 PM EST | Special Weather Statement | CTP | Adams, York | 45 min |
| Feb 16, 3:33 PM EST | Special Weather Statement | CTP | Lancaster | 42 min |
| Feb 16, 4:48 PM EST | Special Weather Statement | PHI | Bucks, Delaware, Montgomery, Philadelphia | 87 min |
| Feb 16, 10:47 PM EST | Special Weather Statement | PBZ | Beaver, Butler, Lawrence, Mercer | 73 min |
| Feb 17, 12:01 AM EST | Special Weather Statement | PBZ | Lawrence | 44 min |
| Feb 17, 12:20 AM EST | Special Weather Statement | CTP | Centre | 40 min |
| Feb 17, 12:39 AM EST | Special Weather Statement | PBZ | Butler, Lawrence | 81 min |
| Feb 17, 1:04 AM EST | Special Weather Statement | CTP | Snyder | 26 min |
| Feb 17, 1:21 AM EST | Special Weather Statement | PBZ | Beaver | 39 min |
| Feb 17, 1:25 AM EST | Special Weather Statement | CTP | Clearfield | 35 min |
| Feb 17, 1:27 AM EST | Special Weather Statement | CTP | Blair | 33 min |
| Feb 17, 1:32 AM EST | Special Weather Statement | CTP | Union | 43 min |
| Feb 17, 1:37 AM EST | Special Weather Statement | CTP | Snyder | 23 min |
| Feb 17, 1:59 AM EST | Special Weather Statement | PBZ | Butler | 31 min |
| Feb 17, 2:01 AM EST | Special Weather Statement | PBZ | Beaver | 29 min |
| Feb 17, 2:02 AM EST | Special Weather Statement | CTP | Huntingdon | 28 min |
| Feb 17, 2:07 AM EST | Special Weather Statement | CTP | Centre | 38 min |
| Feb 17, 2:29 AM EST | Special Weather Statement | PBZ | Mercer | 46 min |
| Feb 17, 2:41 AM EST | Wind Advisory | PHI | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 2 more | 12 hr |
| Feb 17, 2:54 AM EST | Cold Weather Advisory | PBZ | Armstrong, Butler, Clarion, Fayette, Forest, Indiana and 2 more | 31 hr |
| Feb 17, 2:57 AM EST | Special Weather Statement | PBZ | Butler | 33 min |
| Feb 17, 2:59 AM EST | Cold Weather Advisory | CTP | Blair, Cambria, Cameron, Centre, Clearfield, Clinton and 8 more | 31 hr |
| Feb 17, 3:23 AM EST | Special Weather Statement | CTP | Blair, Huntingdon | 52 min |
| Feb 17, 3:48 AM EST | Cold Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 30 hr |
| Feb 17, 4:18 AM EST | Special Weather Statement | CTP | Blair | 42 min |
| Feb 17, 4:47 AM EST | Special Weather Statement | PBZ | Lawrence | 28 min |
| Feb 17, 5:14 AM EST | Special Weather Statement | CTP | Centre, Clearfield, Mifflin | 61 min |
| Feb 17, 5:19 AM EST | Special Weather Statement | PBZ | Butler | 41 min |
| Feb 17, 5:59 AM EST | Special Weather Statement | PBZ | Fayette, Greene, Washington | 31 min |
| Feb 17, 6:07 AM EST | Special Weather Statement | PBZ | Venango | 23 min |
| Feb 17, 6:17 AM EST | Snow Squall Warning | BGM | Susquehanna, Wayne | 43 min |
| Feb 17, 6:30 AM EST | Special Weather Statement | PBZ | Greene | 30 min |
| Feb 17, 7:18 AM EST | Snow Squall Warning | BGM | Susquehanna, Wayne | 27 min |
| Feb 17, 8:24 AM EST | Special Weather Statement | PBZ | Washington | 36 min |
| Feb 17, 8:48 AM EST | Special Weather Statement | CTP | Centre, Clearfield, Mifflin | 57 min |
| Feb 17, 9:27 AM EST | Special Weather Statement | PBZ | Butler, Lawrence | 78 min |
| Feb 17, 9:45 AM EST | Special Weather Statement | CTP | Union | 60 min |
| Feb 17, 2:42 PM EST | Winter Weather Advisory | CLE | Erie | 8 hr |
| Feb 17, 2:46 PM EST | Cold Weather Advisory | CLE | Crawford, Erie | 19 hr |
| Feb 17, 3:10 PM EST | Cold Weather Advisory | PHI | Carbon, Monroe | 18 hr |
| Feb 17, 9:02 PM EST | Special Weather Statement | CLE | Erie | 88 min |
| Feb 18, 1:38 PM EST | Cold Weather Advisory | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 17 hr |
| Feb 18, 2:17 PM EST | Cold Weather Advisory | PHI | Carbon, Monroe | 9 min |
| Feb 18, 2:26 PM EST | Cold Weather Advisory | PHI | Carbon, Monroe | 16 hr |
| Feb 19, 1:56 PM EST | Winter Weather Advisory | PBZ | Fayette, Indiana, Westmoreland | 44 hr |
| Feb 19, 2:18 PM EST | Winter Weather Advisory | CLE | Erie | 44 hr |
| Feb 19, 3:06 PM EST | Winter Weather Advisory | CTP | Somerset | 40 hr |
| Feb 20, 2:14 PM EST | Special Weather Statement | PBZ | Butler | 46 min |
| Feb 20, 2:39 PM EST | Special Weather Statement | PBZ | Beaver | 51 min |
| Feb 20, 3:39 PM EST | Special Weather Statement | PBZ | Beaver | 51 min |
| Feb 20, 3:47 PM EST | Special Weather Statement | PBZ | Westmoreland | 28 min |
| Feb 20, 4:18 PM EST | Special Weather Statement | PBZ | Westmoreland | 42 min |
| Feb 20, 4:40 PM EST | Special Weather Statement | PBZ | Beaver | 35 min |
| Feb 20, 5:05 PM EST | Special Weather Statement | PBZ | Westmoreland | 40 min |
| Feb 20, 6:37 PM EST | Special Weather Statement | PBZ | Beaver | 23 min |
| Feb 20, 7:50 PM EST | Lake Effect Snow Warning | CLE | Erie | 14 hr |
| Feb 21, 11:56 AM EST | Areal Flood Advisory | CTP | Cumberland, Dauphin, Perry | 2 hr |
| Feb 22, 9:39 PM EST | Areal Flood Advisory | CTP | Dauphin | 17 hr |
| Feb 26, 12:05 AM EST | Dense Fog Advisory | CTP | Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 3 more | 10 hr |
| Feb 26, 3:22 AM EST | Dense Fog Advisory | PBZ | Armstrong, Butler, Clarion, Forest, Indiana, Jefferson and 3 more | 7 hr |
| Feb 27, 4:47 PM EST | Areal Flood Advisory | CTP | Potter | 5 hr |
| Feb 27, 5:04 PM EST | Areal Flood Advisory | CTP | Potter | 5 hr |
| Feb 27, 5:48 PM EST | Special Weather Statement | PBZ | Washington | 27 min |
| Feb 27, 8:50 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 25 min |
| Feb 27, 8:54 PM EST | Special Weather Statement | PBZ | Allegheny, Beaver, Washington | 36 min |
| Feb 27, 9:28 PM EST | Special Weather Statement | PBZ | Allegheny, Beaver, Washington | 32 min |
| Feb 27, 11:22 PM EST | Special Weather Statement | CTP | Cambria | 38 min |
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.
- Westmoreland County23
- Fayette County22
- Centre County21
- Clearfield County19
- Somerset County19
- Beaver County19
- Blair County18
- Cambria County17
- Butler County17
- Adams County16
- Indiana County16
- Allegheny County16
- Clinton County15
- Potter County15
- Clarion County15
- Bedford County15
- Lehigh County15
- Montgomery County15
- Cumberland County15
- York County14
- Susquehanna County14
- Wayne County14
- Jefferson County14
- Mercer County14
- Bucks County14
- Dauphin County14
- Franklin County14
- Huntingdon County14
- Lancaster County14
- Mifflin County14
- Washington County14
- Erie County13
- McKean County13
- Venango County13
- Fulton County13
- Lebanon County13
- Perry County13
- Bradford County12
- Cameron County12
- Elk County12
27 more counties
- Lycoming County12
- Tioga County12
- Warren County12
- Forest County12
- Berks County12
- Carbon County12
- Chester County12
- Monroe County12
- Juniata County12
- Snyder County12
- Union County12
- Lawrence County11
- Delaware County11
- Northampton County11
- Philadelphia County11
- Schuylkill County11
- Lackawanna County11
- Luzerne County11
- Crawford County10
- Sullivan County10
- Armstrong County10
- Montour County10
- Northumberland County10
- Pike County10
- Wyoming County10
- Columbia County9
- Greene County6
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.