Alert archive / Pennsylvania / Severe Thunderstorm Watches in 2007
Severe Thunderstorm Watch 392
The Storm Prediction Center issued this severe thunderstorm watch at Jun 13, 2007, 1:24 PM EDT for 5 states. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 13, 2007, 1:24 PM EDT (17:24 UTC)
- Expired
- Jun 13, 2007, 9:00 PM EDT
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 138 counties
Allegany County, MD, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Carroll County, MD, Charles County, MD, City of Baltimore, MD, Frederick County, MD, Garrett County, MD, Harford County, MD, Howard County, MD, Montgomery County, MD, Prince George's County, MD, Saint Mary's County, MD, Washington County, MD, Belmont County, OH, Carroll County, OH, Columbiana County, OH, Coshocton County, OH, Guernsey County, OH, Harrison County, OH, Holmes County, OH, Jefferson County, OH, Mahoning County, OH, Medina County, OH, Monroe County, OH, Muskingum County, OH, Noble County, OH, Portage County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Tuscarawas County, OH, Wayne County, OH, Adams County, PA, Allegheny County, PA, Armstrong County, PA, Beaver County, PA, Bedford County, PA, Berks County, PA, Blair County, PA, Butler County, PA, Cambria County, PA, Cameron County, PA, Carbon County, PA, Centre County, PA, Clarion County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Crawford County, PA, Cumberland County, PA, Dauphin County, PA, Elk County, PA, Erie County, PA, Fayette County, PA, Forest County, PA, Franklin County, PA, Fulton County, PA, Greene County, PA, Huntingdon County, PA, Indiana County, PA, Jefferson County, PA, Juniata County, PA, Lancaster County, PA, Lawrence County, PA, Lebanon County, PA, Lehigh County, PA, Lycoming County, PA, McKean County, PA, Mercer County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, Venango County, PA, Warren County, PA, Washington County, PA, Westmoreland County, PA, York County, PA, Arlington County, VA, City of Alexandria, VA, City of Fairfax, VA, City of Falls Church, VA, City of Harrisonburg, VA, City of Manassas, VA, City of Manassas Park, VA, City of Winchester, VA, Clarke County, VA, Culpeper County, VA, Fairfax County, VA, Fauquier County, VA, Frederick County, VA, Loudoun County, VA, Madison County, VA, Page County, VA, Prince William County, VA, Rappahannock County, VA, Rockingham County, VA, Shenandoah County, VA, Stafford County, VA, Warren County, VA, Barbour County, WV, Berkeley County, WV, Braxton County, WV, Brooke County, WV, Doddridge County, WV, Gilmer County, WV, Grant County, WV, Hampshire County, WV, Hancock County, WV, Hardy County, WV, Harrison County, WV, Jefferson County, WV, Lewis County, WV, Marion County, WV, Marshall County, WV, Mineral County, WV, Monongalia County, WV, Morgan County, WV, Ohio County, WV, Pendleton County, WV, Pocahontas County, WV, Preston County, WV, Randolph County, WV, Taylor County, WV, Tucker County, WV, Tyler County, WV, Upshur County, WV, Webster County, WV, Wetzel County, WV
The radar
The State College radar (KCCX), 75 km from the middle of the area, began a volume at 17:25 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 5%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 60%
- One or more hailstones of 2 inches or more
- 20%
- Six or more combined severe hail and wind reports
- 80%
Warnings issued inside it
82 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 1:40 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 50 min |
| Jun 13, 1:59 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh | 61 min |
| Jun 13, 2:05 PM EDT | Severe Thunderstorm Warning | CTP | Elk | 55 min |
| Jun 13, 2:14 PM EDT | Severe Thunderstorm Warning | CTP | Warren | 46 min |
| Jun 13, 2:16 PM EDT | Severe Thunderstorm Warning | CTP | Lycoming | 29 min |
| Jun 13, 2:30 PM EDT | Severe Thunderstorm Warning | CTP | Schuylkill | 60 min |
| Jun 13, 2:37 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 83 min |
| Jun 13, 2:43 PM EDT | Severe Thunderstorm Warning | LWX | Prince George's | 29 min |
| Jun 13, 2:44 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 46 min |
| Jun 13, 2:44 PM EDT | Severe Thunderstorm Warning | CTP | Columbia | 31 min |
| Jun 13, 2:51 PM EDT | Severe Thunderstorm Warning | CTP | Northumberland | 54 min |
| Jun 13, 2:57 PM EDT | Severe Thunderstorm Warning | CTP | Snyder | 48 min |
| Jun 13, 3:00 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Trumbull | 45 min |
| Jun 13, 3:06 PM EDT | Severe Thunderstorm Warning | CTP | Centre | 54 min |
| Jun 13, 3:13 PM EDT | Severe Thunderstorm Warning | PBZ | Preston | 62 min |
| Jun 13, 3:16 PM EDT | Severe Thunderstorm Warning | PBZ | Lawrence, Mercer | 44 min |
| Jun 13, 3:25 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 65 min |
| Jun 13, 3:27 PM EDT | Severe Thunderstorm Warning | LWX | Fairfax, City of Fairfax, City of Falls Church | 63 min |
| Jun 13, 3:27 PM EDT | Severe Thunderstorm Warning | RLX | Taylor | 62 min |
| Jun 13, 3:31 PM EDT | Severe Thunderstorm Warning | CTP | Dauphin, Juniata, Lebanon, Perry, Schuylkill | 74 min |
| Jun 13, 3:31 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 74 min |
| Jun 13, 3:32 PM EDT | Severe Thunderstorm Warning | PBZ | Butler | 58 min |
| Jun 13, 3:41 PM EDT | Severe Thunderstorm Warning | CTP | Cambria | 64 min |
| Jun 13, 3:42 PM EDT | Severe Thunderstorm Warning | PBZ | Columbiana | 63 min |
| Jun 13, 3:43 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 32 min |
| Jun 13, 3:47 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 43 min |
| Jun 13, 3:54 PM EDT | Severe Thunderstorm Warning | CTP | Huntingdon | 51 min |
| Jun 13, 4:01 PM EDT | Tornado Warning | CTP | Lancaster | 29 min |
| Jun 13, 4:01 PM EDT | Severe Thunderstorm Warning | LWX | Loudoun | 41 min |
| Jun 13, 4:03 PM EDT | Severe Thunderstorm Warning | LWX | Harford | 57 min |
| Jun 13, 4:12 PM EDT | Severe Thunderstorm Warning | CTP | Cumberland, York | 78 min |
| Jun 13, 4:13 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 62 min |
| Jun 13, 4:17 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 28 min |
| Jun 13, 4:17 PM EDT | Tornado Warning | LWX | Fairfax, Loudoun | 9 min |
| Jun 13, 4:27 PM EDT | Severe Thunderstorm Warning | PBZ | Carroll | 63 min |
| Jun 13, 4:28 PM EDT | Severe Thunderstorm Warning | CTP | Lancaster | 32 min |
| Jun 13, 4:31 PM EDT | Severe Thunderstorm Warning | LWX | Baltimore, City of Baltimore | 74 min |
| Jun 13, 4:33 PM EDT | Severe Thunderstorm Warning | RLX | Upshur | 42 min |
| Jun 13, 4:38 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 82 min |
| Jun 13, 4:39 PM EDT | Severe Thunderstorm Warning | CTP | Adams, Franklin | 66 min |
| Jun 13, 4:41 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 64 min |
| Jun 13, 4:42 PM EDT | Severe Thunderstorm Warning | PBZ | Indiana | 48 min |
| Jun 13, 4:46 PM EDT | Severe Thunderstorm Warning | CTP | Blair, Huntingdon | 44 min |
| Jun 13, 4:47 PM EDT | Severe Thunderstorm Warning | PBZ | Armstrong | 58 min |
| Jun 13, 4:51 PM EDT | Tornado Warning | LWX | Baltimore, Harford | 39 min |
| Jun 13, 4:56 PM EDT | Severe Thunderstorm Warning | RLX | Harrison, Taylor | 28 min |
| Jun 13, 4:58 PM EDT | Severe Thunderstorm Warning | LWX | Carroll, Frederick, Washington | 77 min |
| Jun 13, 5:04 PM EDT | Severe Thunderstorm Warning | CTP | Cambria, Somerset | 56 min |
| Jun 13, 5:04 PM EDT | Tornado Warning | CTP | York | 26 min |
| Jun 13, 5:06 PM EDT | Severe Thunderstorm Warning | PBZ | Harrison, Tuscarawas | 54 min |
| Jun 13, 5:12 PM EDT | Severe Thunderstorm Warning | PBZ | Jefferson | 48 min |
| Jun 13, 5:13 PM EDT | Severe Thunderstorm Warning | CLE | Holmes | 77 min |
| Jun 13, 5:14 PM EDT | Severe Thunderstorm Warning | PBZ | Westmoreland | 61 min |
| Jun 13, 5:15 PM EDT | Severe Thunderstorm Warning | RLX | Braxton, Webster | 60 min |
| Jun 13, 5:26 PM EDT | Severe Thunderstorm Warning | RLX | Lewis, Upshur | 19 min |
| Jun 13, 5:28 PM EDT | Severe Thunderstorm Warning | CTP | Fulton | 62 min |
| Jun 13, 5:33 PM EDT | Tornado Warning | LWX | Baltimore | 27 min |
| Jun 13, 5:33 PM EDT | Severe Thunderstorm Warning | PBZ | Washington | 57 min |
| Jun 13, 5:39 PM EDT | Severe Thunderstorm Warning | CTP | Franklin | 36 min |
| Jun 13, 5:40 PM EDT | Severe Thunderstorm Warning | PBZ | Belmont | 65 min |
| Jun 13, 5:44 PM EDT | Severe Thunderstorm Warning | LWX | Howard | 61 min |
| Jun 13, 5:44 PM EDT | Severe Thunderstorm Warning | PBZ | Allegheny | 46 min |
| Jun 13, 5:54 PM EDT | Severe Thunderstorm Warning | CTP | Bedford | 66 min |
| Jun 13, 5:55 PM EDT | Severe Thunderstorm Warning | PBZ | Ohio | 50 min |
| Jun 13, 6:00 PM EDT | Severe Thunderstorm Warning | PBZ | Coshocton | 60 min |
| Jun 13, 6:03 PM EDT | Severe Thunderstorm Warning | LWX | Berkeley, Jefferson | 57 min |
| Jun 13, 6:10 PM EDT | Severe Thunderstorm Warning | CTP | Somerset | 50 min |
| Jun 13, 6:19 PM EDT | Severe Thunderstorm Warning | LWX | Washington | 56 min |
| Jun 13, 6:21 PM EDT | Severe Thunderstorm Warning | LWX | Allegany | 54 min |
| Jun 13, 6:25 PM EDT | Severe Thunderstorm Warning | LWX | Montgomery | 65 min |
| Jun 13, 6:28 PM EDT | Severe Thunderstorm Warning | PBZ | Muskingum | 62 min |
| Jun 13, 6:30 PM EDT | Severe Thunderstorm Warning | PBZ | Monroe | 60 min |
| Jun 13, 6:34 PM EDT | Severe Thunderstorm Warning | PBZ | Greene | 56 min |
| Jun 13, 6:36 PM EDT | Severe Thunderstorm Warning | LWX | Mineral | 54 min |
| Jun 13, 6:46 PM EDT | Severe Thunderstorm Warning | PBZ | Fayette | 44 min |
| Jun 13, 7:00 PM EDT | Severe Thunderstorm Warning | LWX | Clarke, Frederick, City of Winchester | 35 min |
| Jun 13, 7:00 PM EDT | Severe Thunderstorm Warning | PBZ | Wetzel | 45 min |
| Jun 13, 7:11 PM EDT | Severe Thunderstorm Warning | PBZ | Preston | 64 min |
| Jun 13, 7:14 PM EDT | Severe Thunderstorm Warning | RLX | Calhoun, Gilmer, Roane | 76 min |
| Jun 13, 7:16 PM EDT | Severe Thunderstorm Warning | LWX | Shenandoah, Warren | 59 min |
| Jun 13, 7:22 PM EDT | Severe Thunderstorm Warning | LWX | Mineral | 41 min |
| Jun 13, 7:43 PM EDT | Severe Thunderstorm Warning | RLX | Tyler | 20 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 11:54 AM EDT | Mesoscale Discussion | SPC | Allegany, Garrett, Washington | 66 min |
| Jun 13, 3:13 PM EDT | Mesoscale Discussion | SPC | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Cecil and 14 more | 92 min |
| Jun 13, 7:30 PM EDT | Mesoscale Discussion | SPC | Allegany, Charles, Garrett, Montgomery | 90 min |
| Jun 13, 5:59 PM EDT | Mesoscale Discussion | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 33 more | 61 min |
| Jun 13, 6:31 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Athens, Brown, Butler, Champaign, Clark and 32 more | 4 hr |
Nearby
Severe Thunderstorm Watches in Pennsylvania, 2007Severe Thunderstorm Watches in West Virginia, 2007Severe Thunderstorm Watches in Virginia, 2007Every severe thunderstorm watch in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.