Weather alerts in Pennsylvania, December 2005

76 weather alerts in December 2005, 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 December 2005. Tap one for its archive.

Alerts: 76
Warnings: 18
Watches: 14
Advisories: 34
Busiest day: December 14, 200510 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
Dec 1, 4:23 AM EST	Lake Effect Snow Watch	CTP	Warren	10 hr
Dec 1, 2:15 PM EST	Lake Effect Snow Warning	CLE	Crawford, Erie	6 days
Dec 1, 2:34 PM EST	Lake Effect Snow Warning	CTP	McKean, Warren	5 days
Dec 1, 2:34 PM EST	Lake Effect Snow Advisory	CTP	McKean	5 days
Dec 2, 8:30 AM EST	Winter Weather Advisory	CTP	Cambria, Cameron, Clinton, Elk, Potter, Somerset and 1 more	20 hr
Dec 2, 8:43 AM EST	Snow Advisory	PBZ		11 hr
Dec 2, 5:57 PM EST	Heavy Snow Warning	CTP	Potter	10 hr
Dec 3, 3:45 AM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	24 hr
Dec 3, 2:16 PM EST	Snow Advisory	CLE	Crawford, Erie	16 hr
Dec 3, 3:39 PM EST	Snow Advisory	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	18 hr
Dec 3, 4:04 PM EST	Snow Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	18 hr
Dec 3, 4:10 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	20 hr
Dec 3, 7:56 PM EST	Mesoscale Discussion	SPC	Fayette, Greene, Somerset	6 hr
Dec 3, 8:43 PM EST	Mesoscale Discussion	SPC	Allegheny, Beaver, Butler, Crawford, Erie, Lawrence and 2 more	5 hr
Dec 4, 1:04 AM EST	Mesoscale Discussion	SPC	Adams, Allegheny, Armstrong, Beaver, Bedford, Berks and 57 more	4 hr
Dec 4, 4:43 AM EST	Winter Weather Advisory	PHI	Delaware, Philadelphia	4 hr
Dec 4, 6:50 AM EST	Mesoscale Discussion	SPC	Bucks, Delaware, Montgomery, Northampton, Philadelphia	2 hr
Dec 4, 2:21 PM EST	Lake Effect Snow Watch	CLE	Crawford, Erie	15 days
Dec 4, 3:47 PM EST	Winter Storm Watch	PHI	Delaware, Philadelphia	38 hr
Dec 5, 3:29 AM EST	Snow Advisory	CTP	Adams, Dauphin, Lancaster, Lebanon, York	15 hr
Dec 5, 4:38 AM EST	Winter Storm Warning	PHI	Delaware, Philadelphia	25 hr
Dec 5, 4:38 AM EST	Winter Weather Advisory	PHI	Berks, Lehigh, Northampton	11 hr
Dec 5, 1:54 PM EST	Mesoscale Discussion	SPC	Bucks, Chester, Delaware, Lancaster, Montgomery, Philadelphia	6 hr
Dec 5, 3:10 PM EST	Snow Advisory	PHI		7 hr
Dec 5, 3:15 PM EST	Lake Effect Snow Warning	CLE	Crawford, Erie	7 days
Dec 5, 10:34 PM EST	Snow Advisory	PHI	Delaware, Philadelphia	7 hr
Dec 6, 3:23 AM EST	Lake Effect Snow Watch	CTP	McKean, Warren	11 hr
Dec 6, 2:07 PM EST	Lake Effect Snow Warning	CTP	Warren	26 hr
Dec 6, 2:07 PM EST	Lake Effect Snow Advisory	CTP	McKean	26 hr
Dec 6, 3:30 PM EST	Lake Effect Snow Advisory	CLE	Erie	30 hr
Dec 7, 2:04 AM EST	Winter Storm Watch	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	51 hr
Dec 7, 3:06 AM EST	Winter Storm Watch	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	9 days
Dec 7, 2:29 PM EST	Winter Storm Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	12 hr
Dec 7, 3:08 PM EST	Winter Storm Watch	PHI	Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more	43 hr
Dec 7, 3:13 PM EST	Winter Storm Watch	CLE	Crawford, Erie	16 hr
Dec 8, 2:15 AM EST	Heavy Snow Warning	PBZ	Jefferson	27 hr
Dec 8, 2:15 AM EST	Snow Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 4 more	25 hr
Dec 8, 2:15 AM EST	Winter Weather Advisory	PBZ	Greene	25 hr
Dec 8, 2:35 AM EST	Heavy Snow Warning	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	31 hr
Dec 8, 3:57 AM EST	Heavy Snow Warning	CLE	Crawford, Erie	25 hr
Dec 8, 4:09 AM EST	Heavy Snow Warning	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	28 hr
Dec 8, 4:49 AM EST	Heavy Snow Warning	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	29 hr
Dec 8, 4:49 AM EST	Winter Storm Warning	PHI	Delaware, Philadelphia	29 hr
Dec 8, 2:07 PM EST	Snow Advisory	CTP	McKean, Warren	15 hr
Dec 8, 7:54 PM EST	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 13 more	6 hr
Dec 9, 12:54 AM EST	Mesoscale Discussion	SPC	Adams, Bedford, Berks, Blair, Bradford, Bucks and 39 more	6 hr
Dec 10, 1:46 PM EST	Snow Advisory	PBZ	Clarion, Forest, Jefferson, Mercer, Venango	45 hr
Dec 10, 3:17 PM EST	Lake Effect Snow Watch	CLE	Crawford, Erie	10 days
Dec 11, 4:23 AM EST	Lake Effect Snow Advisory	CTP	Warren	32 hr
Dec 11, 4:23 AM EST	Snow Advisory	CTP	Cambria, Somerset	32 hr
Dec 11, 3:18 PM EST	Lake Effect Snow Advisory	CLE	Crawford, Erie	21 hr
Dec 14, 3:40 AM EST	Winter Storm Watch	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	14 hr
Dec 14, 3:50 AM EST	Winter Storm Watch	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	48 hr
Dec 14, 3:55 AM EST	Winter Storm Watch	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	51 hr
Dec 14, 3:06 PM EST	Winter Storm Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	11 hr
Dec 14, 3:14 PM EST	Winter Storm Warning	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 25 more	40 hr
Dec 14, 3:22 PM EST	Winter Storm Warning	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 5 more	37 hr
Dec 14, 3:22 PM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Greene, Lawrence and 1 more	30 hr
Dec 14, 4:08 PM EST	Winter Storm Warning	CLE	Crawford, Erie	27 hr
Dec 14, 4:08 PM EST	Winter Weather Advisory	CLE	Crawford, Erie	30 hr
Dec 14, 5:30 PM EST	Winter Weather Advisory	CTP	Lancaster, York	35 hr
Dec 15, 2:14 AM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	32 hr
Dec 15, 3:40 AM EST	Winter Storm Warning	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	27 hr
Dec 15, 3:40 AM EST	Winter Weather Advisory	PHI	Delaware, Philadelphia	16 hr
Dec 15, 1:43 PM EST	Mesoscale Discussion	SPC	Adams, Allegheny, Armstrong, Beaver, Bedford, Berks and 44 more	5 hr
Dec 15, 3:34 PM EST	Winter Storm Warning	BGM	Lackawanna, Luzerne, Pike, Wayne, Wyoming	19 hr
Dec 15, 8:18 PM EST	Mesoscale Discussion	SPC	Adams, Allegheny, Armstrong, Bedford, Berks, Blair and 53 more	4 hr
Dec 16, 1:47 AM EST	Mesoscale Discussion	SPC	Bradford, Cameron, Centre, Clearfield, Clinton, Columbia and 16 more	5 hr
Dec 19, 7:42 AM EST	Lake Effect Snow Warning	CLE	Crawford, Erie	8 hr
Dec 20, 3:06 PM EST	Lake Effect Snow Advisory	CLE	Erie	7 hr
Dec 25, 8:28 AM EST	Winter Weather Advisory	CTP	Bedford, Blair, Cambria, Fulton, Huntingdon, Somerset	4 hr
Dec 25, 2:36 PM EST	Winter Weather Advisory	PBZ	Clarion, Forest, Jefferson, Mercer, Venango	25 hr
Dec 25, 3:33 PM EST	Winter Weather Advisory	CTP	Cambria, Clearfield, Elk, McKean, Somerset, Warren	26 hr
Dec 25, 9:57 PM EST	Dense Fog Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	9 hr
Dec 26, 2:59 AM EST	Dense Fog Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	10 hr
Dec 31, 4:23 AM EST	Winter Weather Advisory	PHI	Carbon, Monroe	25 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
Mesoscale Discussion	10
Winter
Heavy Snow Warning	6
Lake Effect Snow Warning	5
Winter Storm Warning	7
Lake Effect Snow Watch	4
Winter Storm Watch	10
Lake Effect Snow Advisory	6
Snow Advisory	11
Winter Weather Advisory	15
Fog and smoke
Dense Fog Advisory	2

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 2004 2006

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.