Alert archive / Pennsylvania / 2026
Weather alerts in Pennsylvania, March 2026
197 weather alerts in March 2026, 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 2026. Tap one for its archive.
- Alerts
- 197
- Warnings
- 110
- Watches
- 14
- Advisories
- 44
- Busiest day
- March 11, 202634 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, 2:01 AM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 38 hr |
| Mar 2, 2:10 AM EST | Winter Weather Advisory | PBZ | Armstrong, Butler, Clarion, Fayette, Forest, Indiana and 5 more | 32 hr |
| Mar 2, 11:44 AM EST | Winter Weather Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 34 hr |
| Mar 2, 12:02 PM EST | Winter Weather Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 39 hr |
| Mar 3, 12:13 AM EST | Winter Weather Advisory | CLE | Crawford, Erie | 10 hr |
| Mar 3, 12:36 AM EST | Mesoscale Discussion | SPC | Adams, Armstrong, Bedford, Blair, Butler, Cambria and 18 more | 6 hr |
| Mar 3, 5:58 AM EST | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Bedford, Berks, Blair and 51 more | 5 hr |
| Mar 3, 4:02 PM EST | Dense Fog Advisory | CTP | Schuylkill | 4 hr |
| Mar 3, 4:04 PM EST | Dense Fog Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 6 hr |
| Mar 3, 10:02 PM EST | Dense Fog Advisory | CLE | Crawford, Erie | 13 hr |
| Mar 3, 10:16 PM EST | Dense Fog Advisory | CTP | Cambria, Cameron, Clearfield, Elk, Lebanon, McKean and 4 more | 11 hr |
| Mar 4, 12:49 AM EST | Dense Fog Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more | 10 hr |
| Mar 4, 8:37 PM EST | Dense Fog Advisory | CTP | Adams, Bedford, Blair, Centre, Clinton, Columbia and 20 more | 10 hr |
| Mar 5, 1:09 AM EST | Winter Weather Advisory | BGM | Pike, Wayne | 33 hr |
| Mar 5, 3:38 AM EST | Dense Fog Advisory | PBZ | Allegheny, Beaver, Washington | 6 hr |
| Mar 5, 1:25 PM EST | Winter Weather Advisory | PHI | Monroe | 21 hr |
| Mar 5, 6:12 PM EST | Dense Fog Advisory | CTP | Schuylkill | 7 hr |
| Mar 6, 3:45 AM EST | Dense Fog Advisory | CLE | Crawford, Erie | 6 hr |
| Mar 6, 4:29 AM EST | Dense Fog Advisory | PBZ | Beaver, Butler, Lawrence, Mercer, Venango | 6 hr |
| Mar 6, 5:20 AM EST | Dense Fog Advisory | CTP | Schuylkill | 5 hr |
| Mar 6, 9:50 AM EST | Freezing Fog Advisory | PHI | Monroe | 3 hr |
| Mar 6, 1:00 PM EST | Dense Fog Advisory | PHI | Monroe | 23 hr |
| Mar 6, 8:12 PM EST | Dense Fog Advisory | CTP | Schuylkill | 14 hr |
| Mar 7, 1:37 AM EST | Special Weather Statement | CLE | Crawford, Erie | 53 min |
| Mar 7, 12:57 PM EST | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 8 more | 2 hr |
| Mar 7, 1:22 PM EST | Severe Thunderstorm Warning | CLE | Crawford | 38 min |
| Mar 7, 1:23 PM EST | Tornado Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Cambria, Cameron and 19 more | 5 hr |
| Mar 7, 1:42 PM EST | Special Weather Statement | CLE | Erie | 33 min |
| Mar 7, 1:55 PM EST | Special Weather Statement | CLE | Crawford | 35 min |
| Mar 7, 2:12 PM EST | Special Weather Statement | CLE | Erie | 18 min |
| Mar 7, 2:33 PM EST | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 42 min |
| Mar 7, 2:58 PM EST | Severe Thunderstorm Warning | PBZ | Forest, Mercer, Venango | 47 min |
| Mar 7, 3:02 PM EST | Severe Thunderstorm Warning | PBZ | Armstrong, Butler, Clarion | 43 min |
| Mar 7, 3:17 PM EST | Severe Thunderstorm Warning | PBZ | Washington | 43 min |
| Mar 7, 3:24 PM EST | Severe Thunderstorm Warning | PBZ | Beaver, Butler, Lawrence | 51 min |
| Mar 7, 3:36 PM EST | Severe Thunderstorm Warning | CTP | Elk, McKean, Warren | 54 min |
| Mar 7, 3:37 PM EST | Severe Thunderstorm Warning | PBZ | Forest | 17 min |
| Mar 7, 3:40 PM EST | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 50 min |
| Mar 7, 3:53 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Washington, Westmoreland | 52 min |
| Mar 7, 3:54 PM EST | Tornado Warning | CTP | McKean, Warren | 21 min |
| Mar 7, 3:55 PM EST | Mesoscale Discussion | SPC | Allegheny, Armstrong, Butler, Clarion, Fayette, Forest and 6 more | 2 hr |
| Mar 7, 4:03 PM EST | Severe Thunderstorm Warning | PBZ | Butler, Lawrence | 27 min |
| Mar 7, 4:13 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler, Washington, Westmoreland | 47 min |
| Mar 7, 4:26 PM EST | Severe Thunderstorm Warning | CTP | Cameron, Elk | 49 min |
| Mar 7, 4:33 PM EST | Severe Thunderstorm Warning | PBZ | Armstrong, Indiana, Westmoreland | 27 min |
| Mar 7, 4:41 PM EST | Severe Thunderstorm Warning | PBZ | Clarion, Forest, Jefferson | 28 min |
| Mar 7, 4:45 PM EST | Severe Thunderstorm Warning | PBZ | Allegheny, Indiana, Washington, Westmoreland | 45 min |
| Mar 7, 5:02 PM EST | Severe Thunderstorm Warning | PBZ | Indiana | 28 min |
| Mar 7, 5:03 PM EST | Severe Thunderstorm Warning | PBZ | Indiana, Jefferson | 27 min |
| Mar 7, 5:23 PM EST | Severe Thunderstorm Warning | PBZ | Indiana, Westmoreland | 22 min |
| Mar 7, 5:26 PM EST | Severe Thunderstorm Warning | CTP | Cambria, Clearfield | 38 min |
| Mar 8, 1:22 AM EST | Dense Fog Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 9 hr |
| Mar 8, 1:52 AM EST | Dense Fog Advisory | CTP | Dauphin, Lancaster, Lebanon, Schuylkill | 6 hr |
| Mar 9, 7:33 PM EDT | Dense Fog Advisory | PHI | Bucks, Delaware, Philadelphia | 10 hr |
| Mar 11, 10:10 AM EDT | Mesoscale Discussion | SPC | Allegheny, Beaver, Butler, Greene, Lawrence, Mercer and 1 more | 2 hr |
| Mar 11, 11:02 AM EDT | River Flood Advisory | PBZ | Allegheny | 25 hr |
| Mar 11, 11:40 AM EDT | Special Weather Statement | CLE | Crawford | 50 min |
| Mar 11, 12:14 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 76 min |
| Mar 11, 1:41 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington, Westmoreland | 34 min |
| Mar 11, 1:45 PM EDT | Tornado Watch | SPC | Adams, Allegheny, Bedford, Blair, Cambria, Centre and 24 more | 6 hr |
| Mar 11, 1:46 PM EDT | Severe Thunderstorm Warning | PBZ | Greene, Washington | 44 min |
| Mar 11, 1:50 PM EDT | Tornado Warning | PBZ | Greene | 18 min |
| Mar 11, 1:50 PM EDT | Mesoscale Discussion | SPC | Allegheny, Bedford, Cambria, Fayette, Fulton, Greene and 3 more | 85 min |
| Mar 11, 1:57 PM EDT | Tornado Warning | PBZ | Allegheny, Washington | 9 min |
| Mar 11, 2:02 PM EDT | Flood Watch | PBZ | Allegheny, Fayette, Greene, Indiana, Washington, Westmoreland | 8 hr |
| Mar 11, 2:11 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Indiana, Westmoreland | 49 min |
| Mar 11, 2:42 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette, Greene, Washington, Westmoreland | 63 min |
| Mar 11, 2:54 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 36 min |
| Mar 11, 3:05 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 10 min |
| Mar 11, 3:09 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Cambria, Centre, Clearfield | 36 min |
| Mar 11, 3:12 PM EDT | Flood Watch | CTP | Blair, Cambria, Clearfield, Somerset | 7 hr |
| Mar 11, 3:27 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Somerset | 48 min |
| Mar 11, 3:43 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Centre, Huntingdon, Mifflin | 30 min |
| Mar 11, 3:45 PM EDT | Tornado Warning | CTP | Bedford, Cambria, Somerset | 30 min |
| Mar 11, 4:34 PM EDT | Mesoscale Discussion | SPC | Adams, Bedford, Blair, Cambria, Cumberland, Dauphin and 13 more | 86 min |
| Mar 11, 4:39 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon, Juniata, Mifflin | 36 min |
| Mar 11, 5:22 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Juniata, Perry | 23 min |
| Mar 11, 5:43 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, Dauphin, Lebanon, Perry | 47 min |
| Mar 11, 5:56 PM EDT | Tornado Warning | CTP | Cumberland, Dauphin, Perry | 34 min |
| Mar 11, 6:13 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin | 47 min |
| Mar 11, 6:27 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon | 33 min |
| Mar 11, 6:42 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 48 min |
| Mar 11, 6:47 PM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bucks, Chester, Cumberland, Dauphin and 7 more | 118 min |
| Mar 11, 7:02 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, Lebanon | 13 min |
| Mar 11, 7:03 PM EDT | Severe Thunderstorm Watch | SPC | Berks, Bucks, Chester, Delaware, Lehigh, Montgomery and 1 more | 3 hr |
| Mar 11, 7:04 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Lancaster, Lebanon, York | 41 min |
| Mar 11, 7:07 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 20 min |
| Mar 11, 7:36 PM EDT | Severe Thunderstorm Warning | CTP | Bedford, Blair, Cambria, Huntingdon, Somerset | 39 min |
| Mar 11, 8:10 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery | 50 min |
| Mar 11, 8:28 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 47 min |
| Mar 12, 1:33 AM EDT | High Wind Watch | CLE | Crawford, Erie | 12 hr |
| Mar 12, 1:38 AM EDT | Wind Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 46 hr |
| Mar 12, 3:00 AM EDT | Wind Advisory | CTP | Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more | 59 hr |
| Mar 12, 1:06 PM EDT | High Wind Warning | CLE | Crawford, Erie | 37 hr |
| Mar 13, 12:41 AM EDT | High Wind Warning | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 7 more | 28 hr |
| Mar 13, 2:40 AM EDT | Wind Advisory | BGM | Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more | 35 hr |
| Mar 13, 12:50 PM EDT | Wind Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 25 hr |
| Mar 13, 4:17 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 28 min |
| Mar 13, 4:30 PM EDT | High Wind Warning | CTP | Bedford, Blair, Cambria, Clearfield, Elk, McKean and 2 more | 14 hr |
| Mar 13, 4:48 PM EDT | Severe Thunderstorm Warning | CTP | McKean, Warren | 42 min |
| Mar 13, 6:14 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Clearfield, Clinton, Elk, Potter | 31 min |
| Mar 13, 6:43 PM EDT | Severe Thunderstorm Warning | CTP | Cameron, Centre, Clearfield, Clinton | 47 min |
| Mar 13, 7:24 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield, Clinton, Lycoming | 51 min |
| Mar 14, 12:40 AM EDT | Snow Squall Warning | CTP | Lycoming, Tioga | 65 min |
| Mar 14, 2:03 AM EDT | Wind Advisory | CLE | Crawford, Erie | 5 hr |
| Mar 14, 1:06 PM EDT | High Wind Watch | CLE | Erie | 13 hr |
| Mar 14, 1:06 PM EDT | Wind Advisory | CLE | Crawford, Erie | 67 hr |
| Mar 14, 2:21 PM EDT | Wind Advisory | BGM | Bradford, Wyoming | 66 hr |
| Mar 15, 1:55 AM EDT | Wind Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 46 hr |
| Mar 15, 2:14 AM EDT | High Wind Warning | CLE | Erie | 33 hr |
| Mar 15, 2:30 AM EDT | Wind Advisory | CTP | Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 9 more | 54 hr |
| Mar 15, 12:47 PM EDT | Wind Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 37 hr |
| Mar 16, 2:13 AM EDT | Winter Weather Advisory | PBZ | Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more | 39 hr |
| Mar 16, 2:28 AM EDT | Winter Storm Watch | CLE | Erie | 11 hr |
| Mar 16, 2:56 AM EDT | Wind Advisory | BGM | Lackawanna, Luzerne, Pike, Wayne, Wyoming | 21 hr |
| Mar 16, 3:28 AM EDT | Wind Advisory | CTP | Adams, Centre, Columbia, Cumberland, Dauphin, Franklin and 13 more | 20 hr |
| Mar 16, 3:33 AM EDT | Winter Weather Advisory | CTP | Blair, Cambria, Cameron, Centre, Clearfield, Clinton and 10 more | 37 hr |
| Mar 16, 10:57 AM EDT | Mesoscale Discussion | SPC | Adams, Berks, Bradford, Carbon, Centre, Chester and 25 more | 93 min |
| Mar 16, 11:27 AM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin | 48 min |
| Mar 16, 11:30 AM EDT | Tornado Watch | SPC | Adams, Berks, Bucks, Carbon, Chester, Columbia and 20 more | 6 hr |
| Mar 16, 11:55 AM EDT | Severe Thunderstorm Warning | CTP | Adams, York | 35 min |
| Mar 16, 12:00 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Huntingdon | 45 min |
| Mar 16, 12:26 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Cumberland, Dauphin, Lancaster, Perry, York | 34 min |
| Mar 16, 1:35 PM EDT | Winter Weather Advisory | BGM | Bradford, Susquehanna, Wyoming | 14 hr |
| Mar 16, 1:45 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 45 min |
| Mar 16, 1:46 PM EDT | Winter Storm Warning | CLE | Erie | 39 hr |
| Mar 16, 1:46 PM EDT | Winter Weather Advisory | CLE | Crawford, Erie | 39 hr |
| Mar 16, 2:52 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster, York | 53 min |
| Mar 16, 3:14 PM EDT | Mesoscale Discussion | SPC | Berks, Bucks, Chester, Delaware, Lancaster, Lehigh and 3 more | 91 min |
| Mar 16, 6:13 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 21 more | 4 hr |
| Mar 16, 9:54 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 66 min |
| Mar 16, 10:00 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 30 min |
| Mar 16, 10:18 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Northampton | 57 min |
| Mar 16, 10:32 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 58 min |
| Mar 16, 10:55 PM EDT | Mesoscale Discussion | SPC | Bucks, Delaware, Monroe, Montgomery, Northampton, Philadelphia and 1 more | 2 hr |
| Mar 16, 11:16 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Philadelphia | 59 min |
| Mar 17, 10:53 AM EDT | Special Weather Statement | CLE | Erie | 97 min |
| Mar 17, 3:27 PM EDT | Snow Squall Warning | CTP | Clearfield | 48 min |
| Mar 17, 6:00 PM EDT | Special Weather Statement | CLE | Crawford | 90 min |
| Mar 17, 6:35 PM EDT | Snow Squall Warning | PBZ | Armstrong, Butler, Clarion, Forest, Jefferson, Mercer and 1 more | 25 min |
| Mar 17, 7:01 PM EDT | Snow Squall Warning | PBZ | Clarion, Forest, Jefferson, Venango | 44 min |
| Mar 21, 3:25 AM EDT | Dense Fog Advisory | PHI | Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more | 5 hr |
| Mar 21, 3:30 AM EDT | Dense Fog Advisory | CTP | Adams, Columbia, Cumberland, Dauphin, Juniata, Lancaster and 8 more | 5 hr |
| Mar 22, 3:02 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Bedford, Blair, Cambria and 19 more | 88 min |
| Mar 22, 3:44 PM EDT | Severe Thunderstorm Watch | SPC | Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 23 more | 8 hr |
| Mar 22, 4:07 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield, Clinton | 38 min |
| Mar 22, 4:39 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton, Mifflin, Snyder, Union | 36 min |
| Mar 22, 4:44 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson, Venango | 46 min |
| Mar 22, 5:02 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 43 min |
| Mar 22, 5:11 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 34 min |
| Mar 22, 5:18 PM EDT | Severe Thunderstorm Warning | PBZ | Beaver, Washington | 42 min |
| Mar 22, 5:23 PM EDT | Severe Thunderstorm Warning | CTP | Clearfield | 52 min |
| Mar 22, 5:41 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Mifflin | 34 min |
| Mar 22, 6:01 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clinton | 44 min |
| Mar 22, 6:36 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 27 more | 114 min |
| Mar 22, 6:37 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Butler | 38 min |
| Mar 22, 6:39 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 34 min |
| Mar 22, 6:46 PM EDT | Severe Thunderstorm Warning | PBZ | Clarion, Jefferson | 29 min |
| Mar 22, 7:08 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Armstrong, Butler | 12 min |
| Mar 22, 7:28 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Clarion, Indiana, Jefferson | 22 min |
| Mar 22, 7:36 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Clearfield | 24 min |
| Mar 22, 7:37 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong, Beaver, Butler, Clarion, Lawrence | 38 min |
| Mar 22, 7:57 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 18 min |
| Mar 22, 8:13 PM EDT | Severe Thunderstorm Warning | CTP | Centre, Huntingdon, Mifflin, Snyder, Union | 32 min |
| Mar 22, 8:34 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Northumberland, Perry, Snyder | 26 min |
| Mar 22, 8:46 PM EDT | Severe Thunderstorm Warning | PBZ | Butler, Lawrence, Mercer, Venango | 44 min |
| Mar 22, 9:07 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 3 more | 83 min |
| Mar 22, 9:51 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Beaver, Washington | 24 min |
| Mar 26, 4:25 PM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 5 more | 95 min |
| Mar 26, 4:52 PM EDT | Tornado Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 8 more | 6 hr |
| Mar 26, 5:20 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 25 min |
| Mar 26, 5:42 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 33 min |
| Mar 26, 6:01 PM EDT | Special Weather Statement | CLE | Crawford | 44 min |
| Mar 26, 6:43 PM EDT | Tornado Warning | PBZ | Lawrence, Mercer | 17 min |
| Mar 26, 7:09 PM EDT | Special Weather Statement | CLE | Crawford, Erie | 51 min |
| Mar 26, 7:35 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 40 min |
| Mar 26, 7:40 PM EDT | Mesoscale Discussion | SPC | Beaver, Butler, Crawford, Lawrence, Mercer, Venango | 95 min |
| Mar 26, 7:44 PM EDT | Special Weather Statement | CLE | Crawford | 46 min |
| Mar 26, 9:08 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 44 min |
| Mar 26, 9:40 PM EDT | Flash Flood Warning | PBZ | Allegheny | 3 hr |
| Mar 26, 9:52 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny, Fayette, Washington, Westmoreland | 38 min |
| Mar 26, 10:25 PM EDT | Mesoscale Discussion | SPC | Allegheny, Fayette, Greene, Washington, Westmoreland | 65 min |
| Mar 27, 1:19 AM EDT | Areal Flood Warning | PBZ | Allegheny, Armstrong, Beaver, Fayette, Indiana, Washington and 1 more | 15 hr |
| Mar 27, 4:19 AM EDT | River Flood Advisory | PBZ | Allegheny | 31 hr |
| Mar 27, 4:30 AM EDT | Areal Flood Warning | PBZ | Greene, Washington | 12 hr |
| Mar 31, 1:49 PM EDT | Mesoscale Discussion | SPC | Crawford, McKean, Venango, Warren | 2 hr |
| Mar 31, 2:16 PM EDT | Severe Thunderstorm Watch | SPC | Bradford, McKean, Potter, Susquehanna, Tioga, Warren | 7 hr |
| Mar 31, 2:59 PM EDT | Severe Thunderstorm Watch | SPC | Crawford, Erie | 8 hr |
| Mar 31, 5:58 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 48 min |
| Mar 31, 6:12 PM EDT | Severe Thunderstorm Warning | PBZ | Mercer | 63 min |
| Mar 31, 6:26 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 72 min |
| Mar 31, 6:26 PM EDT | Severe Thunderstorm Watch | SPC | Armstrong, Beaver, Butler, Cambria, Cameron, Centre and 17 more | 6 hr |
| Mar 31, 6:49 PM EDT | Severe Thunderstorm Warning | BGM | Susquehanna, Wayne | 56 min |
| Mar 31, 6:52 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 68 min |
| Mar 31, 6:57 PM EDT | Severe Thunderstorm Warning | PBZ | Forest, Mercer, Venango | 63 min |
| Mar 31, 7:27 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence | 32 min |
| Mar 31, 7:52 PM EDT | Severe Thunderstorm Warning | CTP | Elk, McKean, Warren | 53 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 | 92 |
| Tornado Warning | 6 |
| Severe Thunderstorm Watch | 5 |
| Tornado Watch | 4 |
| Mesoscale Discussion | 19 |
| Special Weather Statement | 10 |
| Flooding | |
| Areal Flood Warning | 2 |
| Flash Flood Warning | 1 |
| Flood Watch | 2 |
| River Flood Advisory | 2 |
| Winter | |
| Snow Squall Warning | 4 |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 11 |
| Wind and dust | |
| High Wind Warning | 4 |
| High Wind Watch | 2 |
| Wind Advisory | 12 |
| Fog and smoke | |
| Dense Fog Advisory | 18 |
| Freezing Fog Advisory | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Allegheny County36
- Washington County35
- Butler County31
- Westmoreland County31
- Crawford County29
- Centre County28
- Armstrong County28
- Indiana County26
- Lawrence County26
- Beaver County26
- Clearfield County25
- Clarion County25
- Erie County25
- Mercer County24
- Venango County24
- Cambria County23
- Fayette County23
- Dauphin County22
- Greene County22
- Jefferson County21
- Blair County20
- Lancaster County20
- Somerset County20
- Warren County20
- Cumberland County19
- Lebanon County19
- Mifflin County19
- Perry County19
- Forest County19
- Adams County18
- Huntingdon County18
- McKean County18
- York County18
- Bedford County17
- Juniata County17
- Clinton County16
- Elk County16
- Berks County16
- Bucks County16
- Schuylkill County15
27 more counties
- Snyder County15
- Lehigh County15
- Franklin County14
- Union County14
- Delaware County14
- Monroe County14
- Montgomery County14
- Philadelphia County14
- Chester County13
- Cameron County12
- Fulton County12
- Potter County12
- Northampton County12
- Northumberland County11
- Carbon County11
- Lycoming County10
- Montour County10
- Columbia County9
- Tioga County9
- Sullivan County8
- Wyoming County7
- Bradford County6
- Pike County6
- Susquehanna County6
- Wayne County6
- Lackawanna County5
- Luzerne County5
Nearby
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.