Weather alerts in Pennsylvania, December 2007

142 weather alerts in December 2007, 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 2007. Tap one for its archive.

Alerts: 142
Warnings: 35
Watches: 21
Advisories: 74
Busiest day: December 13, 200720 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, 3:48 AM EST	Winter Storm Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	26 hr
Dec 1, 3:53 AM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 4 more	33 hr
Dec 1, 4:30 AM EST	Winter Storm Watch	PHI	Carbon, Monroe	11 hr
Dec 1, 4:52 AM EST	Winter Weather Advisory	CLE	Crawford, Erie	29 hr
Dec 1, 2:51 PM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	37 hr
Dec 1, 3:08 PM EST	Winter Storm Warning	PHI	Carbon, Monroe	32 hr
Dec 1, 3:08 PM EST	Winter Weather Advisory	PHI	Berks, Delaware, Lehigh, Northampton, Philadelphia	34 hr
Dec 1, 3:55 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	33 hr
Dec 2, 2:44 AM EST	Wind Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	49 hr
Dec 2, 3:01 AM EST	Lake Effect Snow Watch	CTP	McKean, Warren	23 hr
Dec 2, 4:22 AM EST	Lake Effect Snow Watch	CLE	Crawford, Erie	24 hr
Dec 2, 4:53 AM EST	Wind Advisory	PHI	Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more	46 hr
Dec 2, 2:59 PM EST	Wind Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	28 hr
Dec 2, 3:05 PM EST	Wind Advisory	CLE	Crawford, Erie	30 hr
Dec 2, 4:37 PM EST	Snow Advisory	CTP	Cambria, Somerset	29 hr
Dec 2, 7:54 PM EST	Mesoscale Discussion	SPC	Susquehanna, Wayne	3 hr
Dec 2, 9:15 PM EST	Ice Storm Warning	CTP	Clinton, Lycoming, McKean, Potter, Sullivan, Tioga	4 hr
Dec 2, 11:03 PM EST	Ice Storm Warning	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	4 hr
Dec 3, 12:15 AM EST	Mesoscale Discussion	SPC	Pike, Wayne	4 hr
Dec 3, 2:10 AM EST	Lake Effect Snow Warning	CTP	McKean, Warren	45 hr
Dec 3, 3:55 AM EST	Lake Effect Snow Warning	CLE	Crawford, Erie	33 hr
Dec 3, 3:55 AM EST	Lake Effect Snow Advisory	CLE	Erie	33 hr
Dec 3, 3:59 AM EST	Lake Effect Snow Advisory	PBZ	Forest, Mercer, Venango	24 hr
Dec 3, 3:59 AM EST	Snow Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Lawrence	24 hr
Dec 3, 4:00 AM EST	Lake Effect Snow Advisory	BGM	Susquehanna, Wayne	42 hr
Dec 3, 2:26 PM EST	Lake Effect Snow Advisory	CTP	Elk, Potter	33 hr
Dec 3, 9:57 PM EST	Heavy Snow Warning	CTP	Cambria, Somerset	7 hr
Dec 4, 5:15 AM EST	Snow and Blowing Snow Advisory	CTP	Cambria, Somerset	18 hr
Dec 4, 3:16 PM EST	Snow Advisory	PBZ	Allegheny, Beaver, Greene, Washington	27 hr
Dec 5, 3:25 AM EST	Snow Advisory	PHI	Delaware, Philadelphia	21 hr
Dec 5, 4:14 AM EST	Snow Advisory	CTP	Adams, Bedford, Cambria, Franklin, Fulton, Somerset and 1 more	17 hr
Dec 5, 8:58 AM EST	Lake Effect Snow Warning	CLE	Erie	6 hr
Dec 7, 9:34 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Franklin, Fulton, Lancaster, York	10 hr
Dec 8, 4:06 AM EST	Winter Weather Advisory	CLE	Crawford, Erie	35 hr
Dec 8, 3:00 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	40 hr
Dec 8, 3:23 PM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	44 hr
Dec 8, 3:32 PM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	23 hr
Dec 8, 4:00 PM EST	Freezing Rain Advisory	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	33 hr
Dec 8, 6:56 PM EST	Mesoscale Discussion	SPC	Butler, Clarion, Lawrence, Mercer	5 hr
Dec 9, 4:50 AM EST	Ice Storm Warning	CTP	Cameron, Clinton, Lycoming, McKean, Potter, Sullivan and 1 more	16 hr
Dec 9, 5:24 AM EST	Winter Weather Advisory	PHI	Berks, Lehigh, Northampton	20 hr
Dec 9, 2:44 PM EST	Freezing Rain Advisory	CLE	Crawford, Erie	16 hr
Dec 9, 2:51 PM EST	Mesoscale Discussion	SPC	Bradford, Cameron, Elk, Forest, Lackawanna, Lycoming and 8 more	4 hr
Dec 9, 2:52 PM EST	Freezing Rain Advisory	PBZ	Clarion, Forest, Jefferson, Mercer, Venango	5 hr
Dec 9, 4:57 PM EST	Areal Flood Advisory	PBZ	Fayette	6 hr
Dec 9, 5:37 PM EST	Areal Flood Advisory	PBZ	Greene	6 hr
Dec 9, 7:03 PM EST	Mesoscale Discussion	SPC	Bradford, Lackawanna, Luzerne, Lycoming, Pike, Potter and 5 more	4 hr
Dec 9, 9:59 PM EST	River Flood Advisory	PBZ	Allegheny	37 hr
Dec 9, 11:49 PM EST	Areal Flood Advisory	PBZ	Fayette, Greene, Washington	5 hr
Dec 10, 12:28 AM EST	Dense Fog Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	9 hr
Dec 10, 2:57 AM EST	Dense Fog Advisory	CTP	Adams, Bedford, Cambria, Clearfield, Franklin, Fulton and 3 more	7 hr
Dec 10, 3:47 AM EST	Dense Fog Advisory	PHI	Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more	4 hr
Dec 11, 3:29 PM EST	Freezing Rain Advisory	BGM	Wayne	9 hr
Dec 11, 3:42 PM EST	Freezing Rain Advisory	PHI	Carbon, Monroe	3 hr
Dec 12, 3:06 AM EST	Winter Storm Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	12 hr
Dec 12, 3:51 AM EST	Winter Storm Watch	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	13 hr
Dec 12, 4:17 AM EST	Winter Storm Watch	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	16 hr
Dec 12, 10:53 AM EST	River Flood Advisory	PBZ	Allegheny	4 days
Dec 12, 2:52 PM EST	Winter Weather Advisory	CTP	Adams, Bedford, Blair, Cambria, Centre, Clearfield and 20 more	27 hr
Dec 12, 3:22 PM EST	Winter Storm Warning	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	27 hr
Dec 12, 3:40 PM EST	Winter Storm Warning	CLE	Crawford, Erie	23 hr
Dec 12, 3:54 PM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 4 more	20 hr
Dec 12, 4:25 PM EST	Winter Storm Warning	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	27 hr
Dec 12, 4:25 PM EST	Winter Weather Advisory	PHI		22 hr
Dec 12, 7:57 PM EST	Winter Storm Warning	CTP	Adams, Bedford, Blair, Cambria, Cameron, Clinton and 19 more	22 hr
Dec 13, 1:47 AM EST	Mesoscale Discussion	SPC	Allegheny, Armstrong, Beaver, Bedford, Blair, Butler and 12 more	5 hr
Dec 13, 3:20 AM EST	Freezing Rain Advisory	PBZ	Allegheny, Beaver	9 hr
Dec 13, 7:28 AM EST	Areal Flood Advisory	PBZ	Fayette, Greene	6 hr
Dec 13, 7:57 AM EST	Mesoscale Discussion	SPC	Berks, Blair, Bradford, Cameron, Carbon, Centre and 32 more	4 hr
Dec 13, 9:03 AM EST	Winter Storm Warning	PBZ	Clarion, Forest, Jefferson, Mercer, Venango	7 hr
Dec 13, 9:34 AM EST	Areal Flood Advisory	PBZ	Allegheny, Washington, Westmoreland	6 hr
Dec 13, 11:17 AM EST	River Flood Watch	PBZ	Fayette, Washington, Westmoreland	12 hr
Dec 13, 11:17 AM EST	River Flood Watch	PBZ	Allegheny, Washington, Westmoreland	12 hr
Dec 13, 11:38 AM EST	Areal Flood Warning	PBZ	Fayette	6 hr
Dec 13, 12:30 PM EST	Mesoscale Discussion	SPC	Berks, Blair, Bradford, Bucks, Cameron, Carbon and 33 more	4 hr
Dec 13, 12:44 PM EST	Areal Flood Advisory	PBZ	Armstrong, Beaver, Butler, Indiana, Lawrence	8 hr
Dec 13, 2:43 PM EST	River Flood Warning	PBZ	Fayette	18 hr
Dec 13, 2:43 PM EST	River Flood Warning	PBZ	Fayette, Greene	18 hr
Dec 13, 2:43 PM EST	River Flood Warning	PBZ	Fayette, Washington, Westmoreland	31 hr
Dec 13, 2:43 PM EST	River Flood Warning	PBZ	Allegheny, Washington, Westmoreland	31 hr
Dec 13, 2:43 PM EST	River Flood Warning	PBZ	Allegheny	21 hr
Dec 13, 3:57 PM EST	Areal Flood Warning	PBZ	Greene	6 hr
Dec 13, 5:23 PM EST	Areal Flood Warning	PBZ	Fayette	4 hr
Dec 13, 6:07 PM EST	Areal Flood Advisory	CLE	Crawford	12 hr
Dec 13, 9:07 PM EST	Winter Storm Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	31 hr
Dec 13, 10:01 PM EST	River Flood Warning	PBZ	Allegheny	13 hr
Dec 14, 2:49 AM EST	Winter Storm Watch	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	26 hr
Dec 14, 3:24 AM EST	Winter Storm Watch	CLE	Crawford, Erie	12 hr
Dec 14, 4:11 AM EST	Winter Storm Watch	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	25 hr
Dec 14, 3:24 PM EST	Winter Storm Warning	PBZ	Beaver, Butler, Clarion, Forest, Jefferson, Lawrence and 2 more	61 hr
Dec 14, 3:44 PM EST	Winter Storm Warning	CLE	Crawford, Erie	60 hr
Dec 14, 3:45 PM EST	Winter Storm Warning	BGM	Bradford, Susquehanna	60 hr
Dec 14, 3:51 PM EST	Winter Storm Warning	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	48 hr
Dec 14, 4:01 PM EST	Winter Storm Watch	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	24 hr
Dec 15, 4:18 AM EST	Winter Weather Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	35 hr
Dec 15, 4:39 AM EST	Winter Weather Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Lawrence, Washington	32 hr
Dec 15, 4:47 AM EST	Winter Weather Advisory	CTP	Adams, Centre, Clinton, Columbia, Cumberland, Dauphin and 13 more	20 hr
Dec 15, 4:48 AM EST	Flood Watch	PBZ	Greene	24 hr
Dec 15, 3:40 PM EST	Winter Storm Warning	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	24 hr
Dec 15, 3:40 PM EST	Winter Weather Advisory	PHI	Berks, Lehigh, Northampton	18 hr
Dec 15, 4:45 PM EST	High Wind Watch	PHI	Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more	12 hr
Dec 15, 7:43 PM EST	Mesoscale Discussion	SPC	Adams, Allegheny, Armstrong, Beaver, Bedford, Blair and 43 more	6 hr
Dec 16, 2:21 AM EST	Mesoscale Discussion	SPC	Bedford, Berks, Blair, Bradford, Cambria, Cameron and 34 more	5 hr
Dec 16, 4:10 AM EST	Wind Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	31 hr
Dec 16, 4:12 AM EST	Lake Effect Snow and Blowing Snow Advisory	CTP	McKean, Warren	27 hr
Dec 16, 4:20 AM EST	Wind Advisory	PHI	Berks, Carbon, Delaware, Lehigh, Monroe, Northampton and 1 more	30 hr
Dec 16, 5:08 AM EST	Wind Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	23 hr
Dec 16, 9:57 AM EST	Winter Weather Advisory	PHI		115 min
Dec 16, 10:43 AM EST	High Wind Warning	CTP	Bedford, Blair, Cambria, Somerset	15 hr
Dec 16, 11:25 AM EST	Snow and Blowing Snow Advisory	CTP	Cambria, Somerset	19 hr
Dec 16, 11:52 AM EST	Winter Weather Advisory	PHI	Berks, Lehigh, Northampton	4 hr
Dec 16, 3:33 PM EST	Wind Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	13 hr
Dec 17, 3:45 AM EST	Lake Effect Snow Advisory	CLE	Crawford, Erie	11 hr
Dec 17, 4:02 AM EST	Lake Effect Snow Advisory	PBZ	Forest, Mercer, Venango	9 hr
Dec 21, 3:20 PM EST	Coastal Flood Advisory	PHI	Delaware, Philadelphia	22 hr
Dec 21, 3:33 PM EST	High Wind Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	38 hr
Dec 22, 3:18 AM EST	High Wind Watch	CLE	Crawford, Erie	12 hr
Dec 22, 4:38 AM EST	High Wind Watch	PHI	Carbon, Monroe	24 hr
Dec 22, 3:05 PM EST	Flood Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	31 hr
Dec 22, 3:17 PM EST	Coastal Flood Advisory	PHI	Delaware, Philadelphia	30 hr
Dec 22, 3:24 PM EST	Wind Advisory	PBZ	Allegheny, Armstrong, Beaver, Butler, Clarion, Forest and 6 more	30 hr
Dec 22, 3:34 PM EST	High Wind Warning	CLE	Crawford, Erie	29 hr
Dec 22, 3:34 PM EST	Wind Advisory	CLE	Crawford, Erie	15 hr
Dec 22, 9:28 PM EST	High Wind Watch	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	6 hr
Dec 23, 3:39 AM EST	High Wind Warning	CTP	Adams, Bedford, Blair, Cambria, Centre, Columbia and 17 more	15 hr
Dec 23, 3:39 AM EST	Wind Advisory	CTP	Adams, Bedford, Blair, Cambria, Cameron, Centre and 27 more	17 hr
Dec 23, 4:02 AM EST	Wind Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	18 hr
Dec 23, 4:16 AM EST	High Wind Warning	PHI	Carbon, Monroe	17 hr
Dec 23, 4:16 AM EST	Wind Advisory	PHI	Berks, Delaware, Lehigh, Northampton, Philadelphia	17 hr
Dec 23, 2:11 PM EST	Mesoscale Discussion	SPC	Adams, Berks, Bradford, Bucks, Carbon, Centre and 34 more	94 min
Dec 23, 3:44 PM EST	River Flood Warning	BGM	Susquehanna	35 hr
Dec 23, 3:44 PM EST	River Flood Warning	BGM	Bradford	57 hr
Dec 23, 3:44 PM EST	River Flood Warning	BGM	Bradford	8 hr
Dec 23, 8:43 PM EST	Wind Advisory	CLE	Crawford, Erie	7 hr
Dec 23, 9:20 PM EST	River Flood Advisory	PBZ	Allegheny	32 hr
Dec 29, 2:44 PM EST	Winter Weather Advisory	BGM	Pike, Wayne	13 hr
Dec 30, 2:10 AM EST	Snow Advisory	CTP	Cameron, Clinton, Columbia, Lycoming, McKean, Potter and 3 more	25 hr
Dec 30, 3:53 AM EST	Snow Advisory	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	27 hr
Dec 30, 4:20 AM EST	Snow Advisory	PHI	Carbon, Monroe	12 hr
Dec 30, 4:20 AM EST	Winter Weather Advisory	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	24 hr
Dec 30, 3:09 PM EST	Heavy Snow Warning	BGM	Wayne	16 hr
Dec 30, 10:09 PM EST	Mesoscale Discussion	SPC	Bradford, Columbia, Lackawanna, Luzerne, Monroe, Pike and 4 more	3 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	12
Flooding
Areal Flood Warning	3
River Flood Warning	9
Flood Watch	2
River Flood Watch	2
Areal Flood Advisory	7
River Flood Advisory	3
Winter
Heavy Snow Warning	2
Ice Storm Warning	3
Lake Effect Snow Warning	3
Winter Storm Warning	11
Lake Effect Snow Watch	2
Winter Storm Watch	10
Freezing Rain Advisory	6
Lake Effect Snow Advisory	6
Lake Effect Snow and Blowing Snow Advisory	1
Snow Advisory	8
Snow and Blowing Snow Advisory	2
Winter Weather Advisory	22
Wind and dust
High Wind Warning	4
High Wind Watch	5
Wind Advisory	14
Fog and smoke
Dense Fog Advisory	3
Coast and beach
Coastal Flood 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 2006 2008

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.