Weather alerts in Pennsylvania, May 2024

314 weather alerts in May 2024, 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 May 2024. Tap one for its archive.

Alerts: 314
Warnings: 98
Watches: 5
Advisories: 28
Busiest day: May 25, 202465 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
Apr 30, 8:14 PM EDT	Severe Thunderstorm Warning	PHI	Bucks, Lehigh, Northampton	46 min
May 3, 2:47 PM EDT	Special Weather Statement	PBZ	Greene	28 min
May 3, 2:49 PM EDT	Special Weather Statement	PBZ	Greene	26 min
May 3, 3:09 PM EDT	Special Weather Statement	PBZ	Greene	36 min
May 3, 3:26 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	24 min
May 5, 1:12 PM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 6 more	3 hr
May 5, 2:43 PM EDT	Special Weather Statement	PBZ	Mercer	47 min
May 5, 3:29 PM EDT	Special Weather Statement	PBZ	Mercer	46 min
May 5, 4:41 PM EDT	Special Weather Statement	PBZ	Butler	49 min
May 5, 6:49 PM EDT	Special Weather Statement	PBZ	Washington	41 min
May 5, 7:33 PM EDT	Flash Flood Warning	PBZ	Allegheny, Washington, Westmoreland	2 hr
May 5, 10:18 PM EDT	Special Weather Statement	CTP	Schuylkill	117 min
May 6, 12:06 AM EDT	Dense Fog Advisory	PHI	Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more	10 hr
May 6, 12:17 AM EDT	Special Weather Statement	CTP	Schuylkill	3 hr
May 6, 3:00 AM EDT	Dense Fog Advisory	CTP	Dauphin, Lancaster, Lebanon, Schuylkill, York	7 hr
May 7, 4:07 AM EDT	Coastal Flood Advisory	PHI	Bucks, Delaware, Montgomery, Philadelphia	25 hr
May 7, 6:25 AM EDT	Dense Fog Advisory	CTP	Dauphin, Lancaster, Lebanon, York	3 hr
May 7, 9:17 PM EDT	Tornado Watch	SPC	Allegheny, Armstrong, Beaver, Butler, Indiana, Washington and 1 more	7 hr
May 8, 12:30 AM EDT	Special Weather Statement	PBZ	Beaver	45 min
May 8, 12:36 AM EDT	Severe Thunderstorm Warning	PBZ	Beaver	39 min
May 8, 12:55 AM EDT	Tornado Warning	PBZ	Allegheny, Beaver, Washington	35 min
May 8, 1:26 AM EDT	Tornado Warning	PBZ	Allegheny, Beaver, Washington	34 min
May 8, 1:38 AM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Allegheny, Beaver, Fayette, Washington, Westmoreland	37 min
May 8, 1:48 AM EDT	Flash Flood Warning	PBZ	Allegheny, Beaver, Washington, Westmoreland	3 hr
May 8, 2:14 AM EDT	Special Weather Statement	PBZ	Indiana, Jefferson	46 min
May 8, 2:26 AM EDT	Mesoscale Discussion	SPC	Allegheny, Fayette, Greene, Washington, Westmoreland	2 hr
May 8, 2:34 AM EDT	Special Weather Statement	CTP	Cambria, Clearfield	26 min
May 8, 2:59 AM EDT	Special Weather Statement	PBZ	Westmoreland	46 min
May 8, 3:01 AM EDT	Special Weather Statement	CTP	Blair	29 min
May 8, 3:02 AM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Indiana, Westmoreland	28 min
May 8, 3:09 AM EDT	Tornado Warning	PBZ	Indiana, Westmoreland	12 min
May 8, 3:17 AM EDT	Severe Thunderstorm Warning	CTP	Cambria, Somerset	43 min
May 8, 3:32 AM EDT	Special Weather Statement	CTP	Huntingdon, Mifflin	43 min
May 8, 3:41 AM EDT	Severe Thunderstorm Warning	CTP	Bedford, Blair	49 min
May 8, 3:43 AM EDT	Special Weather Statement	CTP	Somerset	32 min
May 8, 3:53 AM EDT	Special Weather Statement	CTP	Huntingdon	22 min
May 8, 4:19 AM EDT	Special Weather Statement	CTP	Cumberland, Perry	26 min
May 8, 4:49 AM EDT	Special Weather Statement	CTP	Cumberland, Dauphin, Lebanon, York	41 min
May 8, 5:06 AM EDT	Coastal Flood Advisory	PHI	Bucks, Delaware, Philadelphia	24 hr
May 8, 5:46 AM EDT	Special Weather Statement	CTP	Lancaster	44 min
May 9, 5:27 AM EDT	Coastal Flood Advisory	PHI	Bucks, Delaware, Philadelphia	25 hr
May 9, 6:17 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene	43 min
May 10, 5:12 AM EDT	Coastal Flood Advisory	PHI	Bucks, Delaware, Philadelphia	29 hr
May 11, 2:37 PM EDT	Mesoscale Discussion	SPC	Allegheny, Beaver, Butler, Greene, Lawrence, Mercer and 1 more	113 min
May 11, 3:57 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	48 min
May 11, 4:11 PM EDT	Special Weather Statement	PBZ	Lawrence	49 min
May 11, 4:15 PM EDT	Special Weather Statement	PBZ	Beaver	45 min
May 11, 4:19 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver, Butler, Lawrence	41 min
May 11, 4:48 PM EDT	Tornado Warning	PBZ	Lawrence	27 min
May 11, 4:55 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Washington	50 min
May 11, 5:08 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	52 min
May 11, 5:37 PM EDT	Special Weather Statement	PBZ	Allegheny	38 min
May 11, 5:50 PM EDT	Special Weather Statement	PBZ	Allegheny	40 min
May 11, 6:07 PM EDT	Special Weather Statement	PBZ	Washington	23 min
May 11, 6:09 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Washington	51 min
May 11, 6:13 PM EDT	Special Weather Statement	PBZ	Armstrong	32 min
May 11, 6:15 PM EDT	Tornado Warning	PBZ	Allegheny, Washington, Westmoreland	30 min
May 11, 6:51 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Westmoreland	39 min
May 11, 6:58 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene, Washington	62 min
May 11, 7:11 PM EDT	Tornado Warning	PBZ	Fayette	34 min
May 11, 7:22 PM EDT	Special Weather Statement	CTP	Somerset	38 min
May 11, 9:33 PM EDT	Special Weather Statement	CTP	Fulton	27 min
May 15, 8:28 PM EDT	Flash Flood Warning	PBZ	Allegheny	113 min
May 16, 6:04 AM EDT	Dense Fog Advisory	CTP	Bedford, Blair, Centre, Clinton, Fulton, Huntingdon and 7 more	3 hr
May 17, 4:40 PM EDT	Tornado Warning	PBZ	Allegheny, Westmoreland	35 min
May 17, 5:08 PM EDT	Tornado Warning	PBZ	Allegheny, Westmoreland	37 min
May 17, 5:17 PM EDT	Flash Flood Warning	PBZ	Allegheny	3 hr
May 17, 5:26 PM EDT	Tornado Warning	PBZ	Westmoreland	19 min
May 17, 6:43 PM EDT	Special Weather Statement	CTP	Cambria	47 min
May 17, 9:56 PM EDT	Dense Fog Advisory	CLE	Crawford, Erie	11 hr
May 18, 2:43 AM EDT	Areal Flood Advisory	PBZ	Allegheny, Beaver, Washington	2 hr
May 18, 4:13 AM EDT	Flash Flood Warning	PBZ	Allegheny	4 hr
May 18, 8:33 AM EDT	Areal Flood Warning	PBZ	Allegheny	4 hr
May 20, 5:18 AM EDT	Dense Fog Advisory	CTP	Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 16 more	4 hr
May 22, 11:09 AM EDT	Severe Thunderstorm Warning	CLE	Crawford	51 min
May 22, 11:23 AM EDT	Severe Thunderstorm Warning	PBZ	Lawrence, Mercer	52 min
May 22, 11:51 AM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie	39 min
May 22, 12:10 PM EDT	Special Weather Statement	PBZ	Venango	50 min
May 22, 12:27 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie	31 min
May 22, 12:28 PM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 22 more	2 hr
May 22, 12:34 PM EDT	Special Weather Statement	CTP	Warren	26 min
May 22, 12:49 PM EDT	Special Weather Statement	CTP	Fulton	41 min
May 22, 12:58 PM EDT	Special Weather Statement	CTP	Warren	32 min
May 22, 1:02 PM EDT	Special Weather Statement	CTP	Blair	43 min
May 22, 1:17 PM EDT	Special Weather Statement	CTP	Centre	28 min
May 22, 1:32 PM EDT	Special Weather Statement	CTP	Huntingdon	43 min
May 22, 1:37 PM EDT	Special Weather Statement	CTP	Tioga	23 min
May 22, 1:48 PM EDT	Special Weather Statement	CTP	Centre	42 min
May 22, 1:54 PM EDT	Special Weather Statement	CTP	Clinton	51 min
May 22, 1:59 PM EDT	Special Weather Statement	CTP	Tioga	46 min
May 22, 2:02 PM EDT	Special Weather Statement	CTP	Juniata	28 min
May 22, 2:10 PM EDT	Special Weather Statement	PBZ	Forest	50 min
May 22, 2:11 PM EDT	Special Weather Statement	PBZ	Clarion	49 min
May 22, 2:13 PM EDT	Severe Thunderstorm Warning	CTP	Clinton, Lycoming	47 min
May 22, 2:27 PM EDT	Special Weather Statement	CTP	Montour	48 min
May 22, 2:29 PM EDT	Special Weather Statement	CTP	Union	31 min
May 22, 2:31 PM EDT	Special Weather Statement	CTP	Centre	44 min
May 22, 2:47 PM EDT	Special Weather Statement	CTP	Lycoming	28 min
May 22, 2:50 PM EDT	Areal Flood Advisory	CTP	Lycoming	2 hr
May 22, 2:54 PM EDT	Special Weather Statement	CTP	Huntingdon	51 min
May 22, 2:56 PM EDT	Special Weather Statement	PBZ	Jefferson	49 min
May 22, 3:00 PM EDT	Severe Thunderstorm Watch	SPC	Adams, Bedford, Blair, Bradford, Cameron, Centre and 28 more	5 hr
May 22, 3:02 PM EDT	Special Weather Statement	CTP	Fulton	43 min
May 22, 3:03 PM EDT	Severe Thunderstorm Warning	CTP	Clinton, Lycoming	42 min
May 22, 3:04 PM EDT	Special Weather Statement	CTP	Fulton	41 min
May 22, 3:14 PM EDT	Special Weather Statement	CTP	Snyder	46 min
May 22, 3:17 PM EDT	Special Weather Statement	CTP	Tioga	28 min
May 22, 3:30 PM EDT	Special Weather Statement	BGM	Bradford	45 min
May 22, 3:30 PM EDT	Severe Thunderstorm Warning	CTP	Clearfield, Elk	60 min
May 22, 3:45 PM EDT	Special Weather Statement	CTP	Sullivan	45 min
May 22, 4:15 PM EDT	Severe Thunderstorm Warning	CTP	Cameron, Clinton, McKean, Potter	75 min
May 22, 4:39 PM EDT	Mesoscale Discussion	SPC	Adams, Blair, Bradford, Cameron, Centre, Clinton and 23 more	2 hr
May 22, 4:57 PM EDT	Special Weather Statement	CTP	Franklin	48 min
May 22, 5:12 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming, Tioga	78 min
May 22, 5:26 PM EDT	Special Weather Statement	CLE	Erie	49 min
May 22, 5:27 PM EDT	Special Weather Statement	CTP	Clinton	48 min
May 22, 5:33 PM EDT	Special Weather Statement	CTP	Clinton	12 min
May 22, 5:54 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	51 min
May 22, 6:00 PM EDT	Special Weather Statement	CTP	Lycoming	45 min
May 22, 6:16 PM EDT	Special Weather Statement	CTP	Juniata	44 min
May 22, 6:26 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	46 min
May 22, 6:31 PM EDT	Severe Thunderstorm Warning	CTP	Juniata, Perry	59 min
May 22, 6:55 PM EDT	Special Weather Statement	BGM	Bradford	35 min
May 22, 6:58 PM EDT	Special Weather Statement	CTP	Sullivan	47 min
May 22, 7:09 PM EDT	Special Weather Statement	CTP	Franklin	36 min
May 22, 7:24 PM EDT	Special Weather Statement	BGM	Susquehanna	36 min
May 22, 7:34 PM EDT	Special Weather Statement	BGM	Luzerne, Wyoming	41 min
May 22, 7:51 PM EDT	Severe Thunderstorm Warning	BGM	Susquehanna, Wayne	39 min
May 22, 8:10 PM EDT	Special Weather Statement	BGM	Lackawanna, Luzerne, Wyoming	35 min
May 22, 8:40 PM EDT	Special Weather Statement	BGM	Lackawanna, Wayne	35 min
May 22, 9:13 PM EDT	Special Weather Statement	BGM	Pike	47 min
May 22, 10:46 PM EDT	Severe Thunderstorm Warning	CLE	Erie	59 min
May 22, 11:44 PM EDT	Special Weather Statement	CLE	Erie	31 min
May 23, 12:34 AM EDT	Special Weather Statement	CTP	Warren	56 min
May 23, 2:00 AM EDT	Special Weather Statement	PBZ	Beaver	30 min
May 23, 2:15 AM EDT	Special Weather Statement	PBZ	Beaver	30 min
May 23, 2:35 AM EDT	Special Weather Statement	PBZ	Armstrong	40 min
May 23, 2:53 AM EDT	Special Weather Statement	PBZ	Indiana	37 min
May 23, 3:27 AM EDT	Special Weather Statement	CTP	Blair, Cambria	63 min
May 23, 4:51 AM EDT	Special Weather Statement	CTP	Centre	54 min
May 23, 5:01 AM EDT	Severe Thunderstorm Warning	CTP	Centre, Huntingdon, Mifflin	44 min
May 23, 5:26 AM EDT	Special Weather Statement	CTP	Columbia	49 min
May 23, 5:35 AM EDT	Severe Thunderstorm Warning Considerable damage threat	CTP	Centre, Juniata, Mifflin, Snyder, Union	40 min
May 23, 5:53 AM EDT	Severe Thunderstorm Warning	PHI	Bucks, Montgomery, Philadelphia	24 min
May 23, 6:08 AM EDT	Severe Thunderstorm Warning	CTP	Columbia, Montour, Northumberland, Snyder, Union	52 min
May 23, 6:47 AM EDT	Severe Thunderstorm Warning	CTP	Columbia, Montour, Northumberland, Schuylkill	43 min
May 23, 7:09 AM EDT	Special Weather Statement	CTP	Schuylkill	66 min
May 23, 7:32 AM EDT	Areal Flood Advisory	CTP	Columbia, Dauphin, Lebanon, Montour, Northumberland, Schuylkill and 2 more	3 hr
May 23, 7:34 AM EDT	Severe Thunderstorm Warning	BGM	Luzerne	14 min
May 23, 7:41 AM EDT	Severe Thunderstorm Warning	CTP	Schuylkill	34 min
May 23, 8:21 AM EDT	Severe Thunderstorm Warning	PHI	Bucks, Carbon, Lehigh, Monroe, Northampton	39 min
May 23, 8:49 PM EDT	Special Weather Statement	CTP	York	11 min
May 23, 8:58 PM EDT	Severe Thunderstorm Warning	CTP	York	47 min
May 23, 9:13 PM EDT	Special Weather Statement	CTP	Lancaster	17 min
May 23, 9:28 PM EDT	Special Weather Statement	CTP	Lancaster	17 min
May 23, 9:43 PM EDT	Special Weather Statement	CTP	Lancaster	17 min
May 25, 11:39 AM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Butler, Cambria, Cameron and 17 more	3 hr
May 25, 12:04 PM EDT	Special Weather Statement	PBZ	Mercer	41 min
May 25, 12:26 PM EDT	Special Weather Statement	CLE	Crawford	64 min
May 25, 12:29 PM EDT	Severe Thunderstorm Warning	PBZ	Mercer, Venango	31 min
May 25, 12:37 PM EDT	Special Weather Statement	PBZ	Mercer	53 min
May 25, 1:00 PM EDT	Special Weather Statement	CTP	Warren	30 min
May 25, 1:00 PM EDT	Severe Thunderstorm Warning	PBZ	Mercer, Venango	45 min
May 25, 1:26 PM EDT	Special Weather Statement	PBZ	Lawrence	49 min
May 25, 1:31 PM EDT	Special Weather Statement	CTP	Warren	29 min
May 25, 1:44 PM EDT	Special Weather Statement	CTP	Blair	31 min
May 25, 1:45 PM EDT	Special Weather Statement	PBZ	Clarion	45 min
May 25, 2:14 PM EDT	Special Weather Statement	CTP	Huntingdon	31 min
May 25, 2:14 PM EDT	Severe Thunderstorm Warning	PBZ	Clarion, Forest, Jefferson, Venango	46 min
May 25, 2:18 PM EDT	Special Weather Statement	PBZ	Clarion	42 min
May 25, 2:20 PM EDT	Special Weather Statement	PBZ	Beaver	40 min
May 25, 2:34 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong, Butler, Clarion	41 min
May 25, 2:36 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Butler	39 min
May 25, 3:04 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Westmoreland	41 min
May 25, 3:08 PM EDT	Special Weather Statement	PBZ	Allegheny	37 min
May 25, 3:10 PM EDT	Special Weather Statement	PBZ	Jefferson	50 min
May 25, 3:13 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Butler, Westmoreland	47 min
May 25, 3:17 PM EDT	Special Weather Statement	CTP	Huntingdon	28 min
May 25, 3:22 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Washington	38 min
May 25, 3:26 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Westmoreland	49 min
May 25, 3:40 PM EDT	Special Weather Statement	CTP	Juniata	35 min
May 25, 3:41 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver, Lawrence	49 min
May 25, 3:58 PM EDT	Special Weather Statement	CTP	Snyder	47 min
May 25, 3:59 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Fayette, Washington, Westmoreland	46 min
May 25, 4:02 PM EDT	Special Weather Statement	PBZ	Armstrong, Indiana	73 min
May 25, 4:09 PM EDT	Flash Flood Warning	PBZ	Allegheny, Armstrong, Butler, Indiana, Westmoreland	3 hr
May 25, 4:14 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene, Washington	46 min
May 25, 4:17 PM EDT	Areal Flood Advisory	CTP	Juniata	88 min
May 25, 4:18 PM EDT	Special Weather Statement	CTP	Perry	27 min
May 25, 4:28 PM EDT	Special Weather Statement	PBZ	Westmoreland	32 min
May 25, 4:30 PM EDT	Special Weather Statement	PBZ	Fayette	30 min
May 25, 4:42 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Indiana, Westmoreland	33 min
May 25, 4:46 PM EDT	Special Weather Statement	CTP	Dauphin	29 min
May 25, 4:50 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette	40 min
May 25, 4:51 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene, Washington	39 min
May 25, 4:59 PM EDT	Tornado Warning	PBZ	Allegheny, Beaver, Washington	31 min
May 25, 5:08 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Washington	52 min
May 25, 5:10 PM EDT	Special Weather Statement	CTP	Cumberland	20 min
May 25, 5:29 PM EDT	Special Weather Statement	BGM	Susquehanna	46 min
May 25, 5:30 PM EDT	Special Weather Statement	CTP	Dauphin, Lebanon	45 min
May 25, 5:30 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette	15 min
May 25, 5:34 PM EDT	Special Weather Statement	CTP	Fulton	26 min
May 25, 5:43 PM EDT	Special Weather Statement	CTP	Somerset	47 min
May 25, 5:44 PM EDT	Areal Flood Advisory	CTP	Perry	91 min
May 25, 5:44 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PBZ	Allegheny, Washington, Westmoreland	61 min
May 25, 5:49 PM EDT	Areal Flood Advisory	CTP	Fulton	86 min
May 25, 6:01 PM EDT	Special Weather Statement	PBZ	Mercer	29 min
May 25, 6:05 PM EDT	Special Weather Statement	CTP	Huntingdon	25 min
May 25, 6:06 PM EDT	Special Weather Statement	CLE	Crawford	24 min
May 25, 6:15 PM EDT	Special Weather Statement	PBZ	Beaver	30 min
May 25, 6:17 PM EDT	Special Weather Statement	CTP	Lebanon	43 min
May 25, 6:18 PM EDT	Special Weather Statement	PBZ	Greene	27 min
May 25, 6:22 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene, Washington	38 min
May 25, 6:28 PM EDT	Special Weather Statement	PBZ	Mercer	47 min
May 25, 6:30 PM EDT	Special Weather Statement	CTP	Mifflin	30 min
May 25, 6:31 PM EDT	Severe Thunderstorm Warning	CLE	Crawford	44 min
May 25, 6:32 PM EDT	Special Weather Statement	PBZ	Fayette	43 min
May 25, 6:50 PM EDT	Special Weather Statement	CTP	Juniata, Perry	25 min
May 25, 7:03 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene	42 min
May 25, 7:06 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Washington	39 min
May 25, 7:11 PM EDT	Special Weather Statement	PBZ	Venango	34 min
May 25, 8:26 PM EDT	Special Weather Statement	CTP	Adams	34 min
May 25, 9:32 PM EDT	Flash Flood Warning	PBZ	Fayette, Greene	3 hr
May 25, 10:46 PM EDT	Flash Flood Warning	PBZ	Fayette, Greene	3 hr
May 26, 12:00 AM EDT	Dense Fog Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more	8 hr
May 26, 12:09 AM EDT	Dense Fog Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 24 more	10 hr
May 26, 2:05 AM EDT	Dense Fog Advisory	CLE	Crawford, Erie	7 hr
May 26, 3:52 PM EDT	Severe Thunderstorm Watch	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 11 more	6 hr
May 26, 6:12 PM EDT	Severe Thunderstorm Warning	PBZ	Greene, Washington	48 min
May 26, 6:58 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Greene, Washington	47 min
May 26, 7:22 PM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 7 more	83 min
May 26, 7:29 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Fayette, Greene, Washington, Westmoreland	61 min
May 26, 7:44 PM EDT	Special Weather Statement	PBZ	Allegheny, Beaver, Butler, Lawrence	31 min
May 26, 8:01 PM EDT	Severe Thunderstorm Warning	CTP	Somerset	59 min
May 26, 8:03 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Beaver, Butler, Lawrence, Westmoreland	42 min
May 26, 8:23 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Fayette, Indiana, Westmoreland	67 min
May 26, 8:39 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Butler, Clarion, Indiana, Venango and 1 more	51 min
May 26, 8:44 PM EDT	Severe Thunderstorm Watch	SPC	Bedford, Blair, Cambria, Franklin, Fulton, Huntingdon and 1 more	3 hr
May 26, 8:54 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Blair, Cambria, Fulton, Somerset	51 min
May 26, 9:22 PM EDT	Special Weather Statement	PBZ	Indiana, Jefferson	83 min
May 26, 9:45 PM EDT	Special Weather Statement	CTP	Bedford, Blair, Cambria, Fulton	60 min
May 26, 10:18 PM EDT	Mesoscale Discussion	SPC	Adams, Franklin, Fulton	87 min
May 26, 10:21 PM EDT	Special Weather Statement	CTP	Franklin	69 min
May 26, 11:02 PM EDT	Special Weather Statement	CTP	Huntingdon	58 min
May 26, 11:23 PM EDT	Special Weather Statement	CTP	Adams	67 min
May 26, 11:47 PM EDT	Special Weather Statement	CTP	Adams	43 min
May 27, 12:13 AM EDT	Special Weather Statement	CTP	York	32 min
May 27, 12:42 AM EDT	Special Weather Statement	CTP	York	33 min
May 27, 1:55 AM EDT	Special Weather Statement	CTP	Lycoming	35 min
May 27, 3:30 AM EDT	Special Weather Statement	BGM	Bradford	30 min
May 27, 4:07 AM EDT	Beach Hazards Statement	CLE	Erie	35 hr
May 27, 4:43 AM EDT	Special Weather Statement	PBZ	Greene	62 min
May 27, 4:52 AM EDT	Special Weather Statement	PBZ	Beaver	38 min
May 27, 5:22 AM EDT	Special Weather Statement	PBZ	Beaver	38 min
May 27, 5:52 AM EDT	Special Weather Statement	PBZ	Butler, Clarion, Forest, Venango	68 min
May 27, 11:53 AM EDT	Mesoscale Discussion	SPC	Adams, Berks, Bradford, Bucks, Carbon, Chester and 29 more	2 hr
May 27, 12:06 PM EDT	Special Weather Statement	CTP	Columbia, Lycoming, Montour, Northumberland, Schuylkill, Sullivan	54 min
May 27, 1:38 PM EDT	Special Weather Statement	CLE	Erie	37 min
May 27, 1:42 PM EDT	Severe Thunderstorm Watch	SPC	Adams, Berks, Bradford, Bucks, Carbon, Chester and 26 more	7 hr
May 27, 1:43 PM EDT	Severe Thunderstorm Warning	BGM	Bradford, Susquehanna	47 min
May 27, 4:40 PM EDT	Mesoscale Discussion	SPC	Adams, Berks, Bradford, Bucks, Carbon, Chester and 26 more	95 min
May 27, 4:52 PM EDT	Special Weather Statement	CTP	Snyder	23 min
May 27, 5:07 PM EDT	Special Weather Statement	CTP	Warren	53 min
May 27, 5:18 PM EDT	Special Weather Statement	CTP	Snyder	27 min
May 27, 5:42 PM EDT	Special Weather Statement	CTP	Snyder	33 min
May 27, 6:04 PM EDT	Special Weather Statement	CTP	Dauphin	41 min
May 27, 6:11 PM EDT	Special Weather Statement	PBZ	Allegheny	34 min
May 27, 6:39 PM EDT	Special Weather Statement	PBZ	Armstrong	36 min
May 27, 6:44 PM EDT	Special Weather Statement	CTP	Columbia, Montour, Northumberland, Snyder	31 min
May 27, 6:52 PM EDT	Special Weather Statement	BGM	Luzerne	53 min
May 27, 6:52 PM EDT	Special Weather Statement	CTP	Lebanon	23 min
May 27, 7:14 PM EDT	Special Weather Statement	CTP	Columbia, Northumberland, Snyder	46 min
May 27, 7:35 PM EDT	Special Weather Statement	CTP	Lancaster	55 min
May 27, 7:40 PM EDT	Areal Flood Advisory	CTP	Columbia, Northumberland	77 min
May 27, 7:40 PM EDT	Mesoscale Discussion	SPC	Berks, Bucks, Carbon, Chester, Columbia, Dauphin and 12 more	2 hr
May 27, 7:48 PM EDT	Special Weather Statement	PBZ	Jefferson	27 min
May 27, 7:49 PM EDT	Special Weather Statement	CTP	Clearfield	56 min
May 27, 7:59 PM EDT	Tornado Warning Tornado observed	CTP	Schuylkill	31 min
May 27, 8:01 PM EDT	Special Weather Statement	CTP	Schuylkill	29 min
May 27, 8:04 PM EDT	Severe Thunderstorm Warning	PHI	Carbon, Monroe	41 min
May 27, 8:24 PM EDT	Tornado Warning	CTP	Lancaster	36 min
May 27, 8:28 PM EDT	Severe Thunderstorm Warning	PHI	Berks, Lehigh, Northampton	47 min
May 27, 8:30 PM EDT	Severe Thunderstorm Warning	CTP	Schuylkill	45 min
May 27, 8:46 PM EDT	Severe Thunderstorm Warning	PHI	Carbon, Lehigh, Monroe, Northampton	44 min
May 28, 5:15 PM EDT	Special Weather Statement	BGM	Susquehanna	30 min
May 28, 5:28 PM EDT	Special Weather Statement	BGM	Luzerne	32 min
May 28, 7:57 PM EDT	Special Weather Statement	PBZ	Allegheny	48 min
May 29, 2:09 PM EDT	Special Weather Statement	PBZ	Fayette	36 min
May 29, 2:15 PM EDT	Areal Flood Advisory	CTP	Elk	90 min
May 29, 2:19 PM EDT	Special Weather Statement	PBZ	Westmoreland	26 min
May 29, 2:30 PM EDT	Areal Flood Advisory	CTP	Snyder, Union	90 min
May 29, 2:35 PM EDT	Special Weather Statement	CTP	Cambria	25 min
May 29, 2:39 PM EDT	Special Weather Statement	PBZ	Westmoreland	36 min
May 29, 2:47 PM EDT	Special Weather Statement	CTP	Blair	43 min
May 29, 2:53 PM EDT	Special Weather Statement	CTP	Somerset	37 min
May 29, 2:54 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	34 min
May 29, 3:13 PM EDT	Areal Flood Advisory	CTP	McKean, Potter	92 min
May 29, 3:17 PM EDT	Special Weather Statement	CTP	Blair	13 min
May 29, 3:21 PM EDT	Special Weather Statement	PBZ	Somerset	24 min
May 29, 3:22 PM EDT	Special Weather Statement	CTP	Fulton	23 min
May 29, 3:22 PM EDT	Areal Flood Advisory	PBZ	Fayette, Westmoreland	101 min
May 29, 3:27 PM EDT	Special Weather Statement	CTP	Fulton, Huntingdon	48 min
May 29, 3:28 PM EDT	Areal Flood Advisory	CTP	Clinton	92 min
May 29, 3:40 PM EDT	Areal Flood Advisory	CTP	Lycoming	2 hr
May 29, 3:40 PM EDT	Special Weather Statement	CTP	Fulton	35 min
May 29, 3:48 PM EDT	Severe Thunderstorm Warning	CTP	Franklin, Fulton	57 min
May 29, 4:42 PM EDT	Special Weather Statement	PBZ	Westmoreland	48 min
May 29, 5:20 PM EDT	Special Weather Statement	CTP	Lancaster	25 min
May 29, 5:23 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster	37 min
May 29, 5:45 PM EDT	Special Weather Statement	CTP	York	15 min
May 29, 6:25 PM EDT	Flash Flood Warning	PBZ	Westmoreland	74 min
May 29, 7:57 PM EDT	Special Weather Statement	CTP	Juniata	33 min
May 30, 2:01 PM EDT	Frost Advisory	CTP	Cambria, Cameron, Centre, Clearfield, Clinton, Elk and 6 more	18 hr
May 31, 2:13 PM EDT	Frost Advisory	CTP	Cameron, Elk, McKean, Potter	17 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
Severe Thunderstorm Warning	76
Tornado Warning	12
Severe Thunderstorm Watch	4
Tornado Watch	1
Mesoscale Discussion	11
Special Weather Statement	171
Flooding
Areal Flood Warning	1
Flash Flood Warning	9
Areal Flood Advisory	13
Cold
Frost Advisory	2
Fog and smoke
Dense Fog Advisory	9
Coast and beach
Coastal Flood Advisory	4
Beach Hazards Statement	1

By county

Every county with at least one alert. A county page lists each alert that covered it.

27 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2023 2025

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.