Weather alerts in Pennsylvania, April 2015

130 weather alerts in April 2015, 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 April 2015. Tap one for its archive.

Alerts: 130
Warnings: 47
Watches: 11
Advisories: 19
Busiest day: April 20, 201543 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 2, 9:45 PM EDT	River Flood Advisory	PBZ	Allegheny	3 days
Apr 3, 3:24 AM EDT	Dense Fog Advisory	CLE	Crawford, Erie	7 hr
Apr 4, 3:13 AM EDT	Wind Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	12 hr
Apr 4, 9:41 AM EDT	River Flood Warning	BGM	Susquehanna	32 hr
Apr 9, 4:08 AM EDT	Flash Flood Watch	PBZ	Allegheny, Beaver, Fayette, Greene, Washington, Westmoreland	32 hr
Apr 9, 4:29 PM EDT	Severe Thunderstorm Watch	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 6 more	6 hr
Apr 9, 4:38 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	37 min
Apr 9, 4:57 PM EDT	Special Weather Statement	CTP	Somerset	33 min
Apr 9, 5:05 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver, Lawrence	25 min
Apr 9, 5:17 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	28 min
Apr 9, 5:29 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Greene, Washington	31 min
Apr 9, 5:35 PM EDT	Special Weather Statement	PBZ	Lawrence	25 min
Apr 9, 5:38 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	37 min
Apr 9, 5:46 PM EDT	Tornado Warning	PBZ	Fayette, Greene	29 min
Apr 9, 5:56 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Butler, Greene, Washington	34 min
Apr 9, 5:56 PM EDT	Severe Thunderstorm Warning	PBZ	Butler, Lawrence, Mercer, Venango	34 min
Apr 9, 6:09 PM EDT	Areal Flood Advisory	PBZ	Allegheny	3 hr
Apr 9, 6:12 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene	33 min
Apr 9, 6:17 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Butler, Fayette, Greene, Washington and 1 more	28 min
Apr 9, 6:22 PM EDT	Tornado Warning	PBZ	Butler	23 min
Apr 9, 6:33 PM EDT	Special Weather Statement	PBZ	Greene	27 min
Apr 9, 6:43 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong, Butler, Fayette, Indiana, Jefferson, Westmoreland	32 min
Apr 9, 7:12 PM EDT	Special Weather Statement	CTP	Cambria	18 min
Apr 9, 7:26 PM EDT	Mesoscale Discussion	SPC	Bedford, Blair, Centre, Clearfield, Fulton, Huntingdon and 1 more	64 min
Apr 9, 9:08 PM EDT	River Flood Warning	BGM	Susquehanna	52 hr
Apr 9, 11:11 PM EDT	River Flood Advisory	PBZ	Allegheny	4 days
Apr 10, 4:05 AM EDT	Wind Advisory	CLE	Erie	15 hr
Apr 10, 9:19 AM EDT	Special Weather Statement	CTP	Cambria	26 min
Apr 10, 10:04 AM EDT	River Flood Warning	BGM	Bradford	44 hr
Apr 10, 11:48 AM EDT	Areal Flood Advisory	CTP	Cameron, Centre, Clearfield, Elk	3 hr
Apr 10, 12:44 PM EDT	Special Weather Statement	PBZ	Fayette, Greene, Westmoreland	61 min
Apr 11, 1:47 PM EDT	Frost Advisory	CTP	Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more	18 hr
Apr 11, 2:23 PM EDT	Frost Advisory	PHI	Berks, Bucks, Chester, Montgomery	18 hr
Apr 14, 10:58 AM EDT	River Flood Advisory	PBZ	Allegheny	36 hr
Apr 15, 9:32 AM EDT	Red Flag Warning	PHI	Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more	9 hr
Apr 17, 2:39 PM EDT	Fire Weather Watch	CTP	Blair, Cameron, Centre, Clinton, Columbia, Cumberland and 15 more	12 hr
Apr 17, 3:14 PM EDT	Fire Weather Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	12 hr
Apr 17, 3:58 PM EDT	Fire Weather Watch	PHI	Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more	11 hr
Apr 18, 2:54 AM EDT	Red Flag Warning	CTP	Blair, Cameron, Centre, Clinton, Columbia, Cumberland and 15 more	17 hr
Apr 18, 3:12 AM EDT	Red Flag Warning	PHI	Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more	17 hr
Apr 18, 3:32 AM EDT	Red Flag Warning	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	16 hr
Apr 19, 3:55 PM EDT	Wind Advisory	CLE	Erie	16 hr
Apr 20, 1:54 PM EDT	Mesoscale Discussion	SPC	Adams, Bedford, Cumberland, Franklin, Fulton, Lancaster and 1 more	3 hr
Apr 20, 2:49 PM EDT	Special Weather Statement	PBZ	Clarion, Forest	41 min
Apr 20, 3:08 PM EDT	Tornado Watch	SPC	Adams, Bedford, Berks, Blair, Bucks, Cambria and 32 more	9 hr
Apr 20, 3:20 PM EDT	Special Weather Statement	CTP	McKean	25 min
Apr 20, 3:23 PM EDT	Mesoscale Discussion	SPC	Bradford, Cameron, Centre, Clearfield, Clinton, Elk and 8 more	2 hr
Apr 20, 3:47 PM EDT	Special Weather Statement	CTP	McKean	28 min
Apr 20, 4:42 PM EDT	Special Weather Statement	PBZ	Indiana	18 min
Apr 20, 4:49 PM EDT	Special Weather Statement	CTP	Clearfield	41 min
Apr 20, 4:52 PM EDT	Special Weather Statement	CTP	Lebanon	38 min
Apr 20, 4:59 PM EDT	Special Weather Statement	PBZ	Beaver, Butler	46 min
Apr 20, 5:00 PM EDT	Special Weather Statement	CTP	Franklin, Fulton	45 min
Apr 20, 5:01 PM EDT	Mesoscale Discussion	SPC	Adams, Bedford, Berks, Blair, Chester, Cumberland and 10 more	119 min
Apr 20, 5:04 PM EDT	Special Weather Statement	PHI	Berks	26 min
Apr 20, 5:15 PM EDT	Special Weather Statement	CTP	Cambria, Clearfield	60 min
Apr 20, 5:17 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver, Butler, Lawrence	43 min
Apr 20, 5:25 PM EDT	Severe Thunderstorm Warning	CTP	Bedford	65 min
Apr 20, 5:28 PM EDT	Severe Thunderstorm Warning	CTP	Cambria, Clearfield, Elk	62 min
Apr 20, 5:39 PM EDT	Special Weather Statement	PHI	Berks	51 min
Apr 20, 5:42 PM EDT	Special Weather Statement	CTP	McKean	33 min
Apr 20, 5:57 PM EDT	Mesoscale Discussion	SPC	Bradford, Cameron, Centre, Clinton, Columbia, Luzerne and 9 more	2 hr
Apr 20, 6:18 PM EDT	Special Weather Statement	CTP	Blair	42 min
Apr 20, 6:22 PM EDT	Special Weather Statement	CTP	McKean	38 min
Apr 20, 6:23 PM EDT	Special Weather Statement	CTP	Perry	52 min
Apr 20, 6:24 PM EDT	Special Weather Statement	PBZ	Fayette	66 min
Apr 20, 6:30 PM EDT	Special Weather Statement	CTP	Huntingdon	30 min
Apr 20, 6:31 PM EDT	Severe Thunderstorm Warning	CTP	Blair, Centre, Huntingdon	59 min
Apr 20, 6:48 PM EDT	Special Weather Statement	CTP	Bedford, Franklin, Fulton, Somerset	57 min
Apr 20, 6:48 PM EDT	Tornado Warning	CTP	Cumberland, Franklin	42 min
Apr 20, 7:02 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Lycoming	58 min
Apr 20, 7:09 PM EDT	Severe Thunderstorm Warning	CTP	Bedford	66 min
Apr 20, 7:19 PM EDT	Special Weather Statement	CTP	Potter	41 min
Apr 20, 7:21 PM EDT	Severe Thunderstorm Warning	CTP	Blair, Centre, Huntingdon, Mifflin	54 min
Apr 20, 7:21 PM EDT	Tornado Warning	CTP	Cumberland, Perry	54 min
Apr 20, 7:22 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Huntingdon, Mifflin, Union	53 min
Apr 20, 7:31 PM EDT	Mesoscale Discussion	SPC	Lackawanna, Susquehanna, Wayne	2 hr
Apr 20, 7:32 PM EDT	Severe Thunderstorm Warning	CTP	Fulton, Huntingdon	58 min
Apr 20, 7:40 PM EDT	Severe Thunderstorm Warning	CTP	Clinton, Lycoming	65 min
Apr 20, 7:42 PM EDT	Severe Thunderstorm Warning	CTP	Potter, Tioga	42 min
Apr 20, 7:56 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Franklin, Fulton, Perry	64 min
Apr 20, 7:56 PM EDT	Severe Thunderstorm Watch	SPC	Bradford, Carbon, Lackawanna, Luzerne, Monroe, Northampton and 4 more	4 hr
Apr 20, 7:58 PM EDT	Areal Flood Advisory	CTP	Centre	3 hr
Apr 20, 7:58 PM EDT	Special Weather Statement	CTP	Cambria	32 min
Apr 20, 7:59 PM EDT	Severe Thunderstorm Warning	CTP	Dauphin, Lebanon, Perry	61 min
Apr 20, 8:08 PM EDT	Areal Flood Advisory	CTP	Blair, Centre, Huntingdon	3 hr
Apr 20, 8:10 PM EDT	Tornado Warning	CTP	Cumberland, Dauphin	35 min
Apr 20, 8:19 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clinton, Huntingdon, Lycoming, Mifflin, Snyder and 1 more	56 min
Apr 20, 8:29 PM EDT	Areal Flood Advisory	CTP	Cumberland, Franklin, Perry	3 hr
Apr 20, 8:30 PM EDT	Severe Thunderstorm Warning	CTP	Adams, Cumberland, Franklin	60 min
Apr 20, 8:43 PM EDT	Tornado Warning	CTP	Dauphin, Lebanon	32 min
Apr 20, 8:47 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming, Sullivan	58 min
Apr 20, 8:47 PM EDT	Special Weather Statement	PHI	Lebanon	58 min
Apr 20, 8:54 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Dauphin, Juniata, Lebanon, Northumberland, Perry and 2 more	66 min
Apr 20, 8:56 PM EDT	Special Weather Statement	PHI	Lehigh	34 min
Apr 20, 9:00 PM EDT	Severe Thunderstorm Warning	CTP	Dauphin, Lebanon, Schuylkill	60 min
Apr 20, 9:03 PM EDT	Severe Thunderstorm Warning	PHI	Berks	42 min
Apr 20, 9:17 PM EDT	Mesoscale Discussion	SPC	Adams, Berks, Chester, Columbia, Cumberland, Dauphin and 12 more	88 min
Apr 20, 9:39 PM EDT	Special Weather Statement	BGM	Susquehanna	51 min
Apr 20, 9:39 PM EDT	Special Weather Statement	CTP	Adams, Cumberland	36 min
Apr 20, 10:11 PM EDT	Special Weather Statement	PHI	Schuylkill	64 min
Apr 20, 10:12 PM EDT	Special Weather Statement	CTP	Columbia, Lebanon, Schuylkill	33 min
Apr 20, 10:24 PM EDT	Special Weather Statement	PHI	Delaware, Philadelphia	81 min
Apr 20, 10:34 PM EDT	Mesoscale Discussion	SPC	Lackawanna, Monroe, Pike, Wayne	86 min
Apr 20, 11:02 PM EDT	Special Weather Statement	PHI	Carbon, Lehigh, Monroe, Northampton	58 min
Apr 20, 11:20 PM EDT	Special Weather Statement	BGM	Lackawanna	40 min
Apr 21, 1:45 AM EDT	Areal Flood Advisory	PHI	Bucks, Delaware, Montgomery, Philadelphia	3 hr
Apr 21, 4:06 AM EDT	Wind Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Lawrence, Mercer and 2 more	14 hr
Apr 22, 12:18 PM EDT	Special Weather Statement	CTP	Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon and 1 more	87 min
Apr 22, 12:32 PM EDT	Mesoscale Discussion	SPC	Adams, Berks, Bucks, Carbon, Chester, Delaware and 9 more	118 min
Apr 22, 1:33 PM EDT	Special Weather Statement	PHI	Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more	57 min
Apr 22, 2:22 PM EDT	Special Weather Statement	PHI	Bucks, Chester, Delaware, Montgomery, Philadelphia	113 min
Apr 22, 3:09 PM EDT	Severe Thunderstorm Warning	PHI	Bucks, Philadelphia	51 min
Apr 23, 3:35 AM EDT	Freeze Watch	CTP	Adams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 10 more	10 hr
Apr 23, 3:35 AM EDT	Freeze Watch	CTP	Adams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 10 more	34 hr
Apr 23, 4:04 AM EDT	Freeze Watch	PHI	Berks, Bucks, Chester, Montgomery	12 hr
Apr 23, 4:04 AM EDT	Freeze Watch	PHI	Berks, Bucks, Chester, Lehigh, Montgomery, Northampton	35 hr
Apr 23, 4:04 AM EDT	Freeze Warning	PHI	Berks, Bucks, Chester, Lehigh, Montgomery, Northampton	27 hr
Apr 23, 1:21 PM EDT	Freeze Warning	CTP	Adams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 10 more	18 hr
Apr 24, 2:02 PM EDT	Freeze Warning	CTP	Adams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 10 more	18 hr
Apr 24, 3:28 PM EDT	Frost Advisory	PHI	Delaware, Philadelphia	17 hr
Apr 24, 3:28 PM EDT	Freeze Warning	PHI	Berks, Bucks, Chester, Lehigh, Montgomery, Northampton	17 hr
Apr 25, 3:34 PM EDT	Frost Advisory	PHI	Bucks, Lehigh, Northampton	16 hr
Apr 30, 3:28 PM EDT	Special Weather Statement	CTP	Franklin	47 min
Apr 30, 5:38 PM EDT	Special Weather Statement	CTP	Cumberland, York	37 min
Apr 30, 5:41 PM EDT	Special Weather Statement	CTP	Cambria	64 min
Apr 30, 6:42 PM EDT	Special Weather Statement	CTP	Dauphin	48 min
Apr 30, 7:02 PM EDT	Special Weather Statement	CTP	Cambria	43 min
Apr 30, 7:32 PM EDT	Areal Flood Advisory	CTP	Bedford, Blair, Cambria, Somerset	3 hr
Apr 30, 7:59 PM EDT	Special Weather Statement	CTP	Perry	31 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	30
Tornado Warning	6
Severe Thunderstorm Watch	2
Tornado Watch	1
Mesoscale Discussion	9
Special Weather Statement	44
Flooding
River Flood Warning	3
Flash Flood Watch	1
Areal Flood Advisory	7
River Flood Advisory	3
Cold
Freeze Warning	4
Freeze Watch	4
Frost Advisory	4
Wind and dust
Wind Advisory	4
Fire
Red Flag Warning	4
Fire Weather Watch	3
Fog and smoke
Dense Fog Advisory	1

By county

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

26 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2014 2016

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.