Weather alerts in Pennsylvania, May 2002

153 weather alerts in May 2002, 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 2002. Tap one for its archive.

Alerts: 153
Warnings: 141
Watches: 12
Advisories: 0
Busiest day: May 31, 200248 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
May 2, 4:30 AM EDT	Severe Thunderstorm Watch	SPC	Fayette, Greene, Washington	4 hr
May 2, 5:43 AM EDT	Severe Thunderstorm Warning	PBZ	Indiana	62 min
May 2, 2:30 PM EDT	Tornado Watch	SPC	Adams, Bedford, Berks, Blair, Cambria, Cumberland and 16 more	7 hr
May 2, 3:15 PM EDT	Severe Thunderstorm Warning	CTP	Northumberland, Union	60 min
May 2, 3:30 PM EDT	Tornado Watch	SPC	Bucks, Chester, Delaware, Montgomery, Philadelphia	6 hr
May 2, 3:44 PM EDT	Severe Thunderstorm Warning	CTP	Adams	61 min
May 2, 4:15 PM EDT	Severe Thunderstorm Warning	CTP	York	60 min
May 2, 4:41 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster	64 min
May 2, 4:56 PM EDT	Tornado Warning	CTP	York	19 min
May 2, 4:58 PM EDT	Severe Thunderstorm Warning	PHI	Chester	47 min
May 2, 7:33 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster	42 min
May 9, 1:05 AM EDT	Flash Flood Warning	PBZ	Fayette	3 hr
May 9, 1:56 AM EDT	Flash Flood Warning	PBZ	Washington	3 hr
May 9, 2:05 AM EDT	Flash Flood Warning	PBZ	Westmoreland	3 hr
May 9, 7:15 AM EDT	Flash Flood Warning	PBZ	Fayette	3 hr
May 9, 11:15 AM EDT	Tornado Watch	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 11 more	5 hr
May 9, 1:29 PM EDT	Severe Thunderstorm Warning	PBZ	Indiana	61 min
May 9, 2:20 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	55 min
May 9, 2:36 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong	54 min
May 9, 3:32 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie	43 min
May 9, 5:12 PM EDT	Severe Thunderstorm Warning	PBZ	Indiana	63 min
May 12, 10:45 AM EDT	Severe Thunderstorm Watch	SPC	Allegheny, Armstrong, Beaver, Bedford, Butler, Cambria and 11 more	5 hr
May 12, 12:52 PM EDT	Severe Thunderstorm Warning	PBZ	Mercer	68 min
May 12, 1:09 PM EDT	Severe Thunderstorm Warning	PBZ	Lawrence	66 min
May 12, 1:13 PM EDT	Severe Thunderstorm Warning	CTP	Cambria	47 min
May 12, 1:35 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	70 min
May 12, 1:51 PM EDT	Flash Flood Warning	PBZ	Clarion, Venango	3 hr
May 12, 1:58 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	62 min
May 12, 2:01 PM EDT	Flash Flood Warning	CTP	Clearfield	6 hr
May 12, 2:07 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny	53 min
May 12, 2:09 PM EDT	Flash Flood Warning	PBZ	Jefferson	3 hr
May 12, 2:09 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	66 min
May 12, 2:13 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong	62 min
May 12, 2:43 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	62 min
May 12, 3:10 PM EDT	Severe Thunderstorm Warning	PBZ	Indiana	80 min
May 12, 3:19 PM EDT	Severe Thunderstorm Warning	CTP	Cambria, Somerset	41 min
May 12, 3:30 PM EDT	Severe Thunderstorm Watch	SPC	Adams, Bedford, Berks, Blair, Carbon, Chester and 19 more	6 hr
May 12, 3:41 PM EDT	Severe Thunderstorm Warning	CTP	Bedford, Blair	49 min
May 12, 4:04 PM EDT	Severe Thunderstorm Warning	CTP	Huntingdon	41 min
May 12, 4:36 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Franklin, Perry	39 min
May 12, 5:15 PM EDT	Severe Thunderstorm Warning	CTP	Franklin	60 min
May 12, 5:15 PM EDT	Severe Thunderstorm Warning	PHI	Berks	30 min
May 12, 5:15 PM EDT	Severe Thunderstorm Watch	SPC	Chester, Delaware, Montgomery, Philadelphia	5 hr
May 12, 5:19 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster	56 min
May 12, 5:40 PM EDT	Severe Thunderstorm Warning	PHI	Berks, Chester	35 min
May 12, 5:41 PM EDT	Severe Thunderstorm Warning	CTP	York	64 min
May 12, 5:42 PM EDT	Severe Thunderstorm Warning	PHI	Berks, Chester	33 min
May 12, 6:19 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Delaware, Philadelphia	26 min
May 13, 1:07 AM EDT	Flash Flood Warning	PBZ	Mercer	4 hr
May 13, 3:34 AM EDT	Flash Flood Warning	PBZ	Jefferson	4 hr
May 13, 11:50 AM EDT	Flash Flood Warning	CTP	Lycoming, Sullivan	4 hr
May 13, 1:30 PM EDT	Tornado Watch	SPC	Adams, Chester, Delaware, Lancaster, Montgomery, Philadelphia and 1 more	6 hr
May 13, 2:18 PM EDT	Severe Thunderstorm Warning	PHI	Berks	42 min
May 13, 2:41 PM EDT	Severe Thunderstorm Warning	PHI	Montgomery	34 min
May 13, 3:02 PM EDT	Severe Thunderstorm Warning	PHI	Berks	28 min
May 13, 3:08 PM EDT	Tornado Warning	PHI	Berks	37 min
May 13, 3:08 PM EDT	Tornado Warning	PHI	Berks	112 min
May 13, 3:21 PM EDT	Severe Thunderstorm Warning	PHI	Montgomery	24 min
May 13, 3:25 PM EDT	Flash Flood Warning	PHI	Berks	95 min
May 13, 4:36 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster	24 min
May 13, 4:40 PM EDT	Severe Thunderstorm Warning	PHI	Chester	65 min
May 13, 4:57 PM EDT	Flash Flood Warning	PHI	Berks	2 hr
May 13, 5:03 PM EDT	Severe Thunderstorm Warning	PHI	Montgomery	42 min
May 13, 5:16 PM EDT	Severe Thunderstorm Warning	PHI	Bucks	39 min
May 13, 7:45 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	60 min
May 13, 7:49 PM EDT	Severe Thunderstorm Warning	CTP	Adams	56 min
May 13, 8:08 PM EDT	Severe Thunderstorm Warning	PHI	Chester	52 min
May 13, 8:41 PM EDT	Severe Thunderstorm Warning	CTP	Lancaster, York	64 min
May 13, 9:14 PM EDT	Flash Flood Warning	PHI	Berks	2 hr
May 14, 4:53 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	37 min
May 14, 4:57 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette	48 min
May 14, 5:11 PM EDT	Severe Thunderstorm Warning	PHI	Berks, Lehigh	34 min
May 14, 5:17 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	43 min
May 14, 5:24 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny	51 min
May 14, 5:33 PM EDT	Severe Thunderstorm Warning	PHI	Bucks	27 min
May 14, 5:45 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	60 min
May 14, 5:50 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	55 min
May 14, 6:05 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	55 min
May 14, 6:15 PM EDT	Severe Thunderstorm Warning	PHI	Chester	30 min
May 14, 6:30 PM EDT	Severe Thunderstorm Warning	PHI	Delaware	30 min
May 14, 6:38 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	52 min
May 14, 6:38 PM EDT	Severe Thunderstorm Warning	PHI	Philadelphia	22 min
May 25, 9:01 PM EDT	Tornado Warning	CLE	Crawford	44 min
May 25, 9:17 PM EDT	Severe Thunderstorm Warning	CLE	Erie	43 min
May 25, 10:12 PM EDT	Severe Thunderstorm Warning	CLE	Crawford, Erie	33 min
May 26, 2:00 PM EDT	Severe Thunderstorm Watch	SPC	Adams, Berks, Chester, Cumberland, Dauphin, Franklin and 11 more	6 hr
May 26, 2:20 PM EDT	Severe Thunderstorm Warning	CTP	Franklin	40 min
May 26, 3:56 PM EDT	Severe Thunderstorm Warning	CTP	Adams	49 min
May 26, 4:30 PM EDT	Severe Thunderstorm Warning	CTP	York	75 min
May 26, 7:20 PM EDT	Severe Thunderstorm Warning	CTP	Fulton	55 min
May 26, 7:37 PM EDT	Severe Thunderstorm Warning	CTP	Franklin	53 min
May 26, 9:20 PM EDT	Severe Thunderstorm Warning	CTP	Juniata	55 min
May 27, 3:14 PM EDT	Severe Thunderstorm Warning	CTP	Bedford	46 min
May 27, 6:21 PM EDT	Severe Thunderstorm Warning	PHI	Delaware	54 min
May 28, 12:15 PM EDT	Severe Thunderstorm Warning	BGM	Wayne	45 min
May 28, 2:20 PM EDT	Flash Flood Warning	BGM	Lackawanna, Luzerne, Pike, Wayne	3 hr
May 28, 3:12 PM EDT	Flash Flood Warning	PHI	Monroe	3 hr
May 28, 4:33 PM EDT	Flash Flood Warning	BGM	Bradford	3 hr
May 28, 4:40 PM EDT	Flash Flood Warning	PBZ	Fayette	3 hr
May 28, 5:06 PM EDT	Flash Flood Warning	BGM	Luzerne, Pike	3 hr
May 28, 5:20 PM EDT	Flash Flood Warning	PHI	Carbon, Monroe	6 hr
May 30, 2:07 PM EDT	Flash Flood Warning	CTP	Clinton	3 hr
May 30, 3:32 PM EDT	Flash Flood Warning	CTP	Lycoming	3 hr
May 30, 3:34 PM EDT	Flash Flood Warning	CTP	Centre	3 hr
May 30, 4:08 PM EDT	Flash Flood Warning	CTP	Somerset	3 hr
May 31, 2:45 PM EDT	Severe Thunderstorm Watch	SPC	Armstrong, Bradford, Butler, Cameron, Carbon, Centre and 27 more	5 hr
May 31, 3:21 PM EDT	Severe Thunderstorm Warning	BGM	Wayne	54 min
May 31, 3:30 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming, Tioga	30 min
May 31, 3:39 PM EDT	Severe Thunderstorm Warning	CTP	Sullivan	21 min
May 31, 3:57 PM EDT	Severe Thunderstorm Warning	CTP	Tioga	48 min
May 31, 4:08 PM EDT	Severe Thunderstorm Warning	CTP	Elk	37 min
May 31, 4:13 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne	47 min
May 31, 4:15 PM EDT	Severe Thunderstorm Warning	PBZ	Mercer	45 min
May 31, 4:17 PM EDT	Severe Thunderstorm Warning	BGM	Susquehanna	58 min
May 31, 4:22 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	53 min
May 31, 4:28 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	62 min
May 31, 4:31 PM EDT	Severe Thunderstorm Warning	BGM	Wayne	59 min
May 31, 4:31 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Montgomery	29 min
May 31, 4:35 PM EDT	Severe Thunderstorm Warning	CTP	Clearfield	40 min
May 31, 4:37 PM EDT	Tornado Warning	BGM	Wayne	23 min
May 31, 4:44 PM EDT	Severe Thunderstorm Warning	CTP	Clinton	46 min
May 31, 5:00 PM EDT	Severe Thunderstorm Watch	SPC	Allegheny, Armstrong, Beaver, Fayette, Greene, Indiana and 3 more	6 hr
May 31, 5:04 PM EDT	Severe Thunderstorm Warning	PHI	Bucks, Montgomery	26 min
May 31, 5:15 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	45 min
May 31, 5:15 PM EDT	Severe Thunderstorm Watch	SPC	Adams, Bedford, Berks, Blair, Bucks, Cambria and 26 more	6 hr
May 31, 5:18 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	57 min
May 31, 5:18 PM EDT	Severe Thunderstorm Warning	PHI	Monroe	27 min
May 31, 5:28 PM EDT	Severe Thunderstorm Warning	CTP	Centre, Clearfield	62 min
May 31, 5:30 PM EDT	Severe Thunderstorm Warning	PHI	Bucks, Montgomery, Philadelphia	45 min
May 31, 5:33 PM EDT	Severe Thunderstorm Warning	BGM	Pike	27 min
May 31, 5:33 PM EDT	Severe Thunderstorm Warning	PBZ	Lawrence	57 min
May 31, 5:36 PM EDT	Severe Thunderstorm Warning	PBZ	Indiana	39 min
May 31, 5:40 PM EDT	Severe Thunderstorm Warning	CTP	Blair, Cambria, Huntingdon	95 min
May 31, 5:43 PM EDT	Severe Thunderstorm Warning	PHI	Monroe	47 min
May 31, 5:44 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	61 min
May 31, 6:01 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong	59 min
May 31, 6:07 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Wayne	38 min
May 31, 6:07 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny	53 min
May 31, 6:09 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	51 min
May 31, 6:18 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	57 min
May 31, 6:21 PM EDT	Severe Thunderstorm Warning	CTP	Juniata, Mifflin	39 min
May 31, 6:32 PM EDT	Flash Flood Warning	PBZ	Allegheny	3 hr
May 31, 6:51 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	54 min
May 31, 6:57 PM EDT	Tornado Warning	PBZ	Allegheny	48 min
May 31, 6:59 PM EDT	Severe Thunderstorm Warning	CTP	Cumberland, Perry	46 min
May 31, 7:00 PM EDT	Tornado Warning	PBZ	Westmoreland	45 min
May 31, 7:18 PM EDT	Severe Thunderstorm Warning	CTP	Blair, Huntingdon	27 min
May 31, 7:19 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	41 min
May 31, 7:28 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette	62 min
May 31, 7:30 PM EDT	Severe Thunderstorm Warning	PHI	Northampton	45 min
May 31, 7:44 PM EDT	Severe Thunderstorm Warning	CTP	Somerset	31 min
May 31, 7:47 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	43 min
May 31, 7:47 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	58 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	110
Tornado Warning	7
Severe Thunderstorm Watch	8
Tornado Watch	4
Flooding
Flash Flood Warning	24

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 2001 2003

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.