Weather alerts in Pennsylvania, May 2006

74 weather alerts in May 2006, 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 2006. Tap one for its archive.

Alerts: 74
Warnings: 48
Watches: 3
Advisories: 14
Busiest day: May 31, 200619 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 1, 3:30 AM EDT	Red Flag Warning	PHI	Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more	16 hr
May 6, 3:42 AM EDT	Frost Advisory	CLE	Crawford, Erie	28 hr
May 6, 2:42 PM EDT	Frost Advisory	CTP	Adams, Columbia, Cumberland, Dauphin, Franklin, Fulton and 12 more	17 hr
May 6, 2:43 PM EDT	Frost Advisory	PHI	Carbon, Monroe	17 hr
May 6, 3:17 PM EDT	Frost Advisory	BGM	Lackawanna, Luzerne, Pike, Wayne	16 hr
May 11, 10:23 AM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 25 more	2 hr
May 11, 5:46 PM EDT	Mesoscale Discussion	SPC	Adams, Cumberland, Dauphin, Franklin, Fulton, Huntingdon and 8 more	59 min
May 11, 6:19 PM EDT	Tornado Watch	SPC	Lancaster, York	5 hr
May 11, 9:45 PM EDT	Mesoscale Discussion	SPC	Chester, Delaware, Lancaster	60 min
May 13, 1:07 PM EDT	Flash Flood Warning	PHI	Berks	83 min
May 13, 1:07 PM EDT	Flash Flood Warning	PHI	Berks	23 min
May 13, 2:26 PM EDT	Severe Thunderstorm Warning	PHI	Bucks	34 min
May 13, 2:59 PM EDT	Severe Thunderstorm Warning	PHI	Berks	46 min
May 13, 4:18 PM EDT	Severe Thunderstorm Warning	PHI	Monroe	13 min
May 15, 6:42 PM EDT	Severe Thunderstorm Warning	PHI	Delaware	48 min
May 15, 7:07 PM EDT	Severe Thunderstorm Warning	PHI	Philadelphia	38 min
May 17, 7:46 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	26 min
May 18, 10:33 AM EDT	Mesoscale Discussion	SPC	Beaver, Greene, Washington	87 min
May 18, 1:18 PM EDT	Mesoscale Discussion	SPC	Carbon, Lackawanna, Monroe, Pike, Susquehanna, Wayne	2 hr
May 21, 3:45 AM EDT	Wind Advisory	CTP	Cambria, Clearfield, Somerset	16 hr
May 22, 2:58 AM EDT	Frost Advisory	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	24 hr
May 22, 3:01 AM EDT	Frost Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	30 hr
May 22, 3:15 AM EDT	Frost Advisory	CTP	Bedford, Blair, Cambria, Centre, Clearfield, Clinton and 17 more	29 hr
May 22, 3:15 AM EDT	Red Flag Warning	PHI	Delaware, Philadelphia	10 hr
May 22, 3:30 AM EDT	Frost Advisory	CLE	Crawford, Erie	29 hr
May 22, 11:02 AM EDT	Frost Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	20 hr
May 22, 2:47 PM EDT	Freeze Warning	CTP	Cambria, Cameron, Clearfield, Elk, McKean, Potter and 3 more	17 hr
May 23, 3:01 PM EDT	Frost Advisory	CTP	Cameron, Elk, McKean, Potter, Sullivan, Tioga	17 hr
May 25, 7:04 PM EDT	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Crawford and 7 more	86 min
May 25, 8:53 PM EDT	Severe Thunderstorm Watch	SPC	Allegheny, Beaver, Butler, Greene, Lawrence, Mercer and 2 more	6 hr
May 26, 9:38 AM EDT	Severe Thunderstorm Warning	PHI	Lehigh	26 min
May 26, 9:52 AM EDT	Severe Thunderstorm Warning	PHI	Northampton	38 min
May 26, 11:42 AM EDT	Mesoscale Discussion	SPC	Bedford	2 hr
May 26, 6:06 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	15 min
May 26, 6:42 PM EDT	Dense Fog Advisory	CLE	Erie	14 hr
May 28, 1:59 AM EDT	Dense Fog Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	6 hr
May 28, 3:53 AM EDT	Dense Fog Advisory	CTP	Adams, Cameron, Centre, Clinton, Columbia, Cumberland and 18 more	5 hr
May 29, 6:23 PM EDT	Severe Thunderstorm Warning	PHI	Bucks	67 min
May 30, 1:21 PM EDT	Mesoscale Discussion	SPC	Pike, Wayne	114 min
May 30, 2:36 PM EDT	Severe Thunderstorm Watch	SPC	Lackawanna, Pike, Susquehanna, Wayne	7 hr
May 30, 4:46 PM EDT	Flash Flood Warning	PHI	Carbon	119 min
May 30, 4:49 PM EDT	Severe Thunderstorm Warning	PHI	Carbon	56 min
May 30, 4:58 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne	47 min
May 30, 5:07 PM EDT	Severe Thunderstorm Warning	CTP	Clearfield	40 min
May 30, 5:34 PM EDT	Severe Thunderstorm Warning	CTP	Sullivan	56 min
May 30, 5:58 PM EDT	Severe Thunderstorm Warning	CTP	Clearfield	32 min
May 30, 6:01 PM EDT	Severe Thunderstorm Warning	CTP	Schuylkill	59 min
May 30, 6:19 PM EDT	Mesoscale Discussion	SPC	Lackawanna, Pike, Susquehanna, Wayne, Wyoming	56 min
May 30, 6:34 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna	56 min
May 30, 6:51 PM EDT	Flash Flood Warning	CTP	Columbia, Sullivan	114 min
May 30, 6:55 PM EDT	Severe Thunderstorm Warning	BGM	Wayne	65 min
May 30, 6:58 PM EDT	Severe Thunderstorm Warning	CTP	Columbia	62 min
May 30, 7:18 PM EDT	Severe Thunderstorm Warning	CTP	Northumberland	57 min
May 30, 7:29 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	46 min
May 30, 7:42 PM EDT	Severe Thunderstorm Warning	BGM	Pike	63 min
May 30, 8:01 PM EDT	Severe Thunderstorm Warning	BGM	Wayne	59 min
May 30, 8:13 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	62 min
May 30, 8:36 PM EDT	Severe Thunderstorm Warning	PHI	Monroe	54 min
May 30, 9:16 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	44 min
May 30, 9:16 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	44 min
May 30, 9:50 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	55 min
May 30, 9:59 PM EDT	Severe Thunderstorm Warning	CTP	Northumberland, Union	61 min
May 30, 10:08 PM EDT	Severe Thunderstorm Warning	CTP	Columbia	97 min
May 30, 10:42 PM EDT	Severe Thunderstorm Warning	CTP	Lycoming	63 min
May 30, 11:10 PM EDT	Severe Thunderstorm Warning	CTP	Northumberland	35 min
May 30, 11:14 PM EDT	Severe Thunderstorm Warning	CTP	Schuylkill	76 min
May 31, 12:31 AM EDT	Severe Thunderstorm Warning	CTP	Juniata, Perry	44 min
May 31, 4:31 PM EDT	Severe Thunderstorm Warning	CTP	Somerset	74 min
May 31, 4:41 PM EDT	Flash Flood Warning	CTP	Somerset	3 hr
May 31, 5:18 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	57 min
May 31, 5:40 PM EDT	Severe Thunderstorm Warning	CTP	Cambria	65 min
May 31, 5:45 PM EDT	Flash Flood Warning	CTP	Cambria	2 hr
May 31, 6:29 PM EDT	Severe Thunderstorm Warning	CTP	Tioga	76 min
May 31, 7:53 PM EDT	Severe Thunderstorm Warning	CTP	Tioga	67 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	39
Severe Thunderstorm Watch	2
Tornado Watch	1
Mesoscale Discussion	9
Flooding
Flash Flood Warning	6
Cold
Freeze Warning	1
Frost Advisory	10
Wind and dust
Wind Advisory	1
Fire
Red Flag Warning	2
Fog and smoke
Dense Fog Advisory	3

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 2005 2007

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.