Weather alerts in Pennsylvania, December 2013

122 weather alerts in December 2013, 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 2013. Tap one for its archive.

Alerts: 122
Warnings: 26
Watches: 11
Advisories: 42
Busiest day: December 22, 201322 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 3, 7:13 AM EST	Special Weather Statement	CTP	Cameron, Centre, Clearfield, Clinton, Elk, Lycoming and 5 more	92 min
Dec 4, 6:26 AM EST	Dense Fog Advisory	CTP	Bedford, Blair, Cameron, Centre, Clinton, Columbia and 14 more	4 hr
Dec 5, 6:36 AM EST	Dense Fog Advisory	PHI	Bucks, Carbon, Chester, Delaware, Lehigh, Monroe and 3 more	3 hr
Dec 5, 10:51 AM EST	River Flood Advisory	PBZ	Allegheny	66 hr
Dec 5, 12:11 PM EST	Winter Weather Advisory	CTP	Bedford, Blair, Cambria, Cameron, Centre, Clearfield and 23 more	37 hr
Dec 5, 2:45 PM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	36 hr
Dec 5, 3:12 PM EST	Winter Weather Advisory	CLE	Crawford, Erie	30 hr
Dec 5, 4:01 PM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more	32 hr
Dec 5, 8:37 PM EST	Dense Fog Advisory	PHI	Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more	7 hr
Dec 5, 8:49 PM EST	Dense Fog Advisory	BGM	Lackawanna, Luzerne, Pike, Wayne	9 hr
Dec 6, 4:37 AM EST	Mesoscale Discussion	SPC	Lawrence, Mercer	5 hr
Dec 6, 9:17 AM EST	Winter Weather Advisory	PHI	Carbon, Monroe	18 hr
Dec 6, 10:26 AM EST	Winter Storm Warning	CTP	Cameron, Centre, Clearfield, Clinton, Elk, Lycoming and 4 more	14 hr
Dec 6, 4:02 PM EST	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Indiana and 5 more	3 hr
Dec 6, 7:41 PM EST	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Blair, Bradford, Butler and 37 more	6 hr
Dec 7, 11:19 AM EST	Winter Storm Watch	CTP	Adams, Bedford, Blair, Cambria, Centre, Clearfield and 9 more	17 hr
Dec 7, 3:51 PM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more	41 hr
Dec 7, 4:03 PM EST	Winter Weather Advisory	PHI	Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more	45 hr
Dec 7, 6:13 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	40 hr
Dec 8, 4:08 AM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	33 hr
Dec 8, 4:28 AM EST	Winter Weather Advisory	CLE	Crawford, Erie	26 hr
Dec 8, 11:05 AM EST	Mesoscale Discussion	SPC	Adams, Bedford, Cumberland, Fayette, Franklin, Fulton and 4 more	3 hr
Dec 8, 12:41 PM EST	Winter Storm Warning	PHI	Chester, Delaware, Philadelphia	8 hr
Dec 8, 2:30 PM EST	Mesoscale Discussion	SPC	Adams, Berks, Bucks, Chester, Dauphin, Delaware and 5 more	2 hr
Dec 9, 11:46 AM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 2 more	24 hr
Dec 9, 2:21 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Columbia, Cumberland and 16 more	21 hr
Dec 9, 3:48 PM EST	Winter Storm Warning	PHI	Bucks, Chester, Delaware, Montgomery, Philadelphia	22 hr
Dec 9, 3:48 PM EST	Winter Weather Advisory	PHI	Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more	22 hr
Dec 9, 7:57 PM EST	Dense Fog Advisory	CTP	Adams, Franklin, Lancaster, York	6 hr
Dec 10, 4:37 AM EST	Mesoscale Discussion	SPC	Franklin, Fulton	4 hr
Dec 10, 7:23 AM EST	Special Weather Statement	PHI	Chester, Delaware	112 min
Dec 10, 7:28 AM EST	Mesoscale Discussion	SPC	Bucks, Chester, Delaware, Montgomery, Philadelphia	5 hr
Dec 10, 3:44 PM EST	Lake Effect Snow Advisory	CLE	Crawford, Erie	36 hr
Dec 10, 10:05 PM EST	Lake Effect Snow Warning	CLE	Erie	29 hr
Dec 11, 1:26 AM EST	Lake Effect Snow Advisory	CTP	Warren	27 hr
Dec 11, 2:34 PM EST	Wind Chill Advisory	PBZ	Fayette, Westmoreland	20 hr
Dec 11, 9:03 PM EST	Special Weather Statement	BGM	Susquehanna	87 min
Dec 11, 11:01 PM EST	Special Weather Statement	BGM	Bradford, Susquehanna, Wayne	59 min
Dec 12, 12:04 AM EST	Special Weather Statement	CTP	Clearfield	41 min
Dec 12, 12:39 AM EST	Special Weather Statement	CTP	Centre, Clearfield	36 min
Dec 12, 1:49 AM EST	Special Weather Statement	CTP	Mifflin	26 min
Dec 12, 4:10 AM EST	Special Weather Statement	PHI	Lehigh	50 min
Dec 12, 4:44 AM EST	Special Weather Statement	PHI	Bucks, Montgomery	61 min
Dec 12, 5:40 AM EST	Special Weather Statement	PHI	Montgomery, Philadelphia	50 min
Dec 12, 9:08 PM EST	Winter Storm Watch	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	14 hr
Dec 13, 2:43 AM EST	Winter Storm Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	13 hr
Dec 13, 2:56 AM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 7 more	47 hr
Dec 13, 3:21 AM EST	Winter Weather Advisory	CLE	Crawford, Erie	48 hr
Dec 13, 3:33 AM EST	Winter Storm Watch	PHI	Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more	12 hr
Dec 13, 11:32 AM EST	Winter Storm Warning	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	40 hr
Dec 13, 3:22 PM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	37 hr
Dec 13, 3:24 PM EST	Winter Storm Warning	PHI	Berks, Bucks, Carbon, Chester, Lehigh, Monroe and 2 more	38 hr
Dec 13, 3:24 PM EST	Winter Weather Advisory	PHI	Bucks, Chester, Delaware, Montgomery, Philadelphia	36 hr
Dec 14, 4:07 AM EST	Winter Storm Warning	BGM	Bradford, Pike, Susquehanna, Wayne	26 hr
Dec 14, 11:33 AM EST	Winter Storm Warning	CLE	Crawford, Erie	16 hr
Dec 14, 3:02 PM EST	Mesoscale Discussion	SPC	Armstrong, Bedford, Berks, Blair, Bradford, Butler and 40 more	6 hr
Dec 15, 3:40 AM EST	Lake Effect Snow Advisory	CLE	Crawford, Erie	30 hr
Dec 15, 4:13 AM EST	Lake Effect Snow Advisory	CTP	McKean, Warren	30 hr
Dec 15, 10:45 PM EST	Lake Effect Snow Warning	CLE	Erie	14 hr
Dec 16, 2:33 PM EST	Winter Weather Advisory	PBZ	Armstrong, Fayette, Jefferson, Westmoreland	14 hr
Dec 16, 2:50 PM EST	Winter Weather Advisory	BGM	Pike	25 hr
Dec 16, 2:52 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Centre, Clearfield and 16 more	19 hr
Dec 16, 2:56 PM EST	Winter Weather Advisory	PHI	Berks, Bucks, Carbon, Chester, Delaware, Lehigh and 4 more	27 hr
Dec 17, 3:56 AM EST	Lake Effect Snow Advisory	CLE	Crawford, Erie	36 hr
Dec 19, 2:56 PM EST	Flood Watch	PBZ	Forest, Lawrence, Mercer, Venango	3 days
Dec 19, 3:27 PM EST	Flood Watch	CLE	Crawford, Erie	72 hr
Dec 20, 4:32 AM EST	Flood Watch	CTP	Cameron, Elk, McKean, Potter, Tioga, Warren	56 hr
Dec 20, 2:49 PM EST	Flood Watch	BGM	Bradford, Susquehanna	46 hr
Dec 21, 5:47 AM EST	River Flood Warning	CTP	Warren	28 hr
Dec 21, 10:31 AM EST	River Flood Advisory	PBZ	Allegheny	71 hr
Dec 21, 11:13 AM EST	River Flood Warning	CLE	Crawford	58 hr
Dec 21, 3:26 PM EST	Areal Flood Warning	CLE	Crawford, Erie	48 hr
Dec 21, 4:48 PM EST	Special Weather Statement	PBZ	Armstrong, Beaver	72 min
Dec 21, 9:47 PM EST	Special Weather Statement	PBZ	Lawrence	58 min
Dec 22, 12:55 AM EST	Mesoscale Discussion	SPC	Beaver, Lawrence, Mercer	95 min
Dec 22, 1:36 AM EST	Severe Thunderstorm Watch	SPC	Allegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 9 more	3 hr
Dec 22, 1:58 AM EST	Severe Thunderstorm Warning	PBZ	Butler, Lawrence, Mercer, Venango	62 min
Dec 22, 2:11 AM EST	Severe Thunderstorm Warning	PBZ	Beaver, Butler, Lawrence, Washington	64 min
Dec 22, 2:37 AM EST	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 3 more	53 min
Dec 22, 2:53 AM EST	Severe Thunderstorm Warning	PBZ	Armstrong, Beaver, Butler, Clarion, Forest, Indiana and 3 more	37 min
Dec 22, 2:55 AM EST	Special Weather Statement	CTP	Elk	65 min
Dec 22, 3:19 AM EST	Severe Thunderstorm Warning	CTP	Cameron, Clearfield, Elk, McKean	41 min
Dec 22, 3:26 AM EST	Severe Thunderstorm Warning	CTP	Cambria, Clearfield, Somerset	64 min
Dec 22, 3:26 AM EST	Severe Thunderstorm Warning	PBZ	Armstrong, Fayette, Indiana, Westmoreland	49 min
Dec 22, 3:28 AM EST	Severe Thunderstorm Warning	PBZ	Armstrong, Clarion, Forest, Indiana, Jefferson	47 min
Dec 22, 3:37 AM EST	Severe Thunderstorm Watch	SPC	Adams, Bedford, Blair, Cambria, Cameron, Centre and 26 more	5 hr
Dec 22, 3:57 AM EST	Severe Thunderstorm Warning	CTP	Cameron, Centre, Clearfield, Clinton, Elk, Lycoming and 2 more	48 min
Dec 22, 4:11 AM EST	Severe Thunderstorm Warning	CTP	Bedford, Blair, Cambria, Centre, Clearfield, Fulton and 4 more	49 min
Dec 22, 4:50 AM EST	Special Weather Statement	CTP	Clinton, Tioga	40 min
Dec 22, 4:58 AM EST	Special Weather Statement	CTP	Clinton, Tioga	47 min
Dec 22, 5:01 AM EST	Special Weather Statement	CTP	Cumberland, Franklin, Fulton, Huntingdon, Juniata, Mifflin and 1 more	44 min
Dec 22, 5:39 AM EST	Special Weather Statement	CTP	Lycoming, Sullivan	36 min
Dec 22, 6:04 AM EST	Special Weather Statement	PHI	Carbon	56 min
Dec 22, 6:14 AM EST	Mesoscale Discussion	SPC	Adams, Columbia, Cumberland, Dauphin, Franklin, Fulton and 12 more	61 min
Dec 22, 7:14 AM EST	Special Weather Statement	CTP	Lancaster, York	76 min
Dec 23, 4:08 AM EST	Lake Effect Snow Watch	CLE	Erie	11 hr
Dec 23, 11:45 AM EST	Areal Flood Warning	CLE	Crawford	48 hr
Dec 23, 3:16 PM EST	Lake Effect Snow Warning	CLE	Erie	31 hr
Dec 23, 3:16 PM EST	Lake Effect Snow Advisory	CLE	Crawford	31 hr
Dec 24, 4:10 AM EST	Winter Weather Advisory	CTP	Warren	18 hr
Dec 24, 8:28 AM EST	Special Weather Statement	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Lawrence and 1 more	77 min
Dec 24, 8:55 AM EST	River Flood Warning	CTP	Warren	41 hr
Dec 24, 10:13 AM EST	Special Weather Statement	PBZ	Armstrong, Fayette, Indiana, Jefferson, Westmoreland	62 min
Dec 24, 2:18 PM EST	Special Weather Statement	PBZ	Clarion, Forest, Jefferson, Venango	72 min
Dec 25, 11:32 PM EST	Special Weather Statement	PBZ	Allegheny, Beaver, Butler, Washington	43 min
Dec 26, 12:50 AM EST	Special Weather Statement	PBZ	Allegheny, Armstrong, Beaver, Butler, Washington	55 min
Dec 26, 1:59 AM EST	Winter Weather Advisory	BGM	Bradford, Susquehanna	12 hr
Dec 26, 2:32 AM EST	Special Weather Statement	PBZ	Allegheny, Armstrong, Fayette, Greene, Indiana, Washington and 1 more	58 min
Dec 26, 4:01 AM EST	Lake Effect Snow Advisory	CLE	Erie	17 hr
Dec 26, 12:43 PM EST	Special Weather Statement	PBZ	Jefferson	62 min
Dec 26, 3:43 PM EST	Special Weather Statement	BGM	Bradford, Susquehanna	62 min
Dec 26, 4:45 PM EST	Special Weather Statement	BGM	Susquehanna	60 min
Dec 29, 2:38 PM EST	Winter Weather Advisory	CTP	Potter, Tioga	7 hr
Dec 29, 11:10 PM EST	Winter Weather Advisory	CLE	Crawford, Erie	9 hr
Dec 30, 4:17 AM EST	Special Weather Statement	CTP	Cambria, Clearfield, Somerset	58 min
Dec 30, 3:48 PM EST	Lake Effect Snow Advisory	CLE	Crawford, Erie	36 hr
Dec 31, 4:11 AM EST	Lake Effect Snow Advisory	CTP	Warren	20 hr
Dec 31, 4:35 AM EST	Lake Effect Snow Warning	CLE	Erie	23 hr
Dec 31, 5:54 AM EST	Special Weather Statement	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 7 more	51 min
Dec 31, 11:05 AM EST	Special Weather Statement	PBZ	Allegheny, Armstrong, Greene, Indiana, Jefferson, Washington and 1 more	85 min
Dec 31, 12:27 PM EST	Special Weather Statement	PBZ	Indiana, Washington, Westmoreland	78 min
Dec 31, 1:48 PM EST	Special Weather Statement	PBZ	Westmoreland	57 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	10
Severe Thunderstorm Watch	2
Mesoscale Discussion	10
Special Weather Statement	33
Flooding
Areal Flood Warning	2
River Flood Warning	3
Flood Watch	4
River Flood Advisory	2
Winter
Lake Effect Snow Warning	4
Winter Storm Warning	7
Lake Effect Snow Watch	1
Winter Storm Watch	4
Lake Effect Snow Advisory	9
Winter Weather Advisory	25
Cold
Wind Chill Advisory	1
Fog and smoke
Dense Fog Advisory	5

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 2012 2014

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.