Alert archive / Kentucky / Mesoscale Discussions in 2011
Mesoscale Discussion 259
The Storm Prediction Center issued this mesoscale discussion at Mar 23, 2011, 3:54 PM EDT for 6 states. It was in force for 96 min.
The area
The outline as issued.
The facts
- Issued
- Mar 23, 2011, 3:54 PM EDT (19:54 UTC)
- Expired
- Mar 23, 2011, 5:30 PM EDT
- In force
- 96 min
- Issued by
- the Storm Prediction Center
All 243 counties
Anderson County, KY, Bath County, KY, Bell County, KY, Boone County, KY, Bourbon County, KY, Boyd County, KY, Boyle County, KY, Bracken County, KY, Breathitt County, KY, Campbell County, KY, Carter County, KY, Casey County, KY, Clark County, KY, Clay County, KY, Elliott County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Floyd County, KY, Franklin County, KY, Gallatin County, KY, Garrard County, KY, Grant County, KY, Greenup County, KY, Harlan County, KY, Harrison County, KY, Henry County, KY, Jackson County, KY, Jessamine County, KY, Johnson County, KY, Kenton County, KY, Knott County, KY, Knox County, KY, Laurel County, KY, Lawrence County, KY, Lee County, KY, Leslie County, KY, Letcher County, KY, Lewis County, KY, Lincoln County, KY, Madison County, KY, Magoffin County, KY, Marion County, KY, Martin County, KY, Mason County, KY, Menifee County, KY, Mercer County, KY, Montgomery County, KY, Morgan County, KY, Nelson County, KY, Nicholas County, KY, Owen County, KY, Owsley County, KY, Pendleton County, KY, Perry County, KY, Pike County, KY, Powell County, KY, Pulaski County, KY, Robertson County, KY, Rockcastle County, KY, Rowan County, KY, Scott County, KY, Shelby County, KY, Spencer County, KY, Taylor County, KY, Washington County, KY, Wolfe County, KY, Woodford County, KY, Allegany County, MD, Garrett County, MD, Washington County, MD, Adams County, OH, Athens County, OH, Belmont County, OH, Brown County, OH, Carroll County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Columbiana County, OH, Coshocton County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Gallia County, OH, Greene County, OH, Guernsey County, OH, Hamilton County, OH, Harrison County, OH, Highland County, OH, Hocking County, OH, Holmes County, OH, Jackson County, OH, Jefferson County, OH, Knox County, OH, Lawrence County, OH, Licking County, OH, Madison County, OH, Meigs County, OH, Monroe County, OH, Morgan County, OH, Muskingum County, OH, Noble County, OH, Perry County, OH, Pickaway County, OH, Pike County, OH, Ross County, OH, Scioto County, OH, Stark County, OH, Tuscarawas County, OH, Union County, OH, Vinton County, OH, Warren County, OH, Washington County, OH, Allegheny County, PA, Armstrong County, PA, Beaver County, PA, Bedford County, PA, Blair County, PA, Butler County, PA, Cambria County, PA, Fayette County, PA, Franklin County, PA, Fulton County, PA, Greene County, PA, Huntingdon County, PA, Indiana County, PA, Somerset County, PA, Washington County, PA, Westmoreland County, PA, Albemarle County, VA, Alleghany County, VA, Amherst County, VA, Appomattox County, VA, Augusta County, VA, Bath County, VA, Bedford County, VA, Bland County, VA, Botetourt County, VA, Buchanan County, VA, Campbell County, VA, Carroll County, VA, City of Bristol, VA, City of Buena Vista, VA, City of Charlottesville, VA, City of Covington, VA, City of Galax, VA, City of Harrisonburg, VA, City of Lexington, VA, City of Lynchburg, VA, City of Norton, VA, City of Radford, VA, City of Roanoke, VA, City of Salem, VA, City of Staunton, VA, City of Waynesboro, VA, City of Winchester, VA, Clarke County, VA, Craig County, VA, Dickenson County, VA, Floyd County, VA, Franklin County, VA, Frederick County, VA, Giles County, VA, Grayson County, VA, Greene County, VA, Highland County, VA, Lee County, VA, Madison County, VA, Montgomery County, VA, Nelson County, VA, Page County, VA, Patrick County, VA, Pulaski County, VA, Rappahannock County, VA, Roanoke County, VA, Rockbridge County, VA, Rockingham County, VA, Russell County, VA, Scott County, VA, Shenandoah County, VA, Smyth County, VA, Tazewell County, VA, Warren County, VA, Washington County, VA, Wise County, VA, Wythe County, VA, Barbour County, WV, Berkeley County, WV, Boone County, WV, Braxton County, WV, Brooke County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Fayette County, WV, Gilmer County, WV, Grant County, WV, Greenbrier County, WV, Hampshire County, WV, Hancock County, WV, Hardy County, WV, Harrison County, WV, Jackson County, WV, Jefferson County, WV, Kanawha County, WV, Lewis County, WV, Lincoln County, WV, Logan County, WV, Marion County, WV, Marshall County, WV, Mason County, WV, McDowell County, WV, Mercer County, WV, Mineral County, WV, Mingo County, WV, Monongalia County, WV, Monroe County, WV, Morgan County, WV, Nicholas County, WV, Ohio County, WV, Pendleton County, WV, Pleasants County, WV, Pocahontas County, WV, Preston County, WV, Putnam County, WV, Raleigh County, WV, Randolph County, WV, Ritchie County, WV, Roane County, WV, Summers County, WV, Taylor County, WV, Tucker County, WV, Tyler County, WV, Upshur County, WV, Wayne County, WV, Webster County, WV, Wetzel County, WV, Wirt County, WV, Wood County, WV, Wyoming County, WV
The radar
The Charleston,WV radar (KRLX), 18 km from the middle of the area, began a volume at 19:55 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.
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.9 hours before the alert went out and 201 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1527 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 311 m²/s²
- 0-3 km storm-relative helicity
- 327 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 12:02 PM EDT | Mesoscale Discussion | SPC | Adair, Anderson, Bath, Boone, Bourbon, Boyd and 74 more | 88 min |
| Mar 23, 1:13 PM EDT | Tornado Watch | SPC | Adair, Allen, Anderson, Barren, Bath, Bell and 105 more | 7 hr |
| Mar 23, 4:13 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Carroll, Frederick, Howard, Montgomery, Washington | 5 hr |
| Mar 23, 1:12 PM EDT | Mesoscale Discussion | SPC | Defiance, Fulton, Hancock, Henry, Paulding, Putnam and 5 more | 93 min |
| Mar 23, 7:37 PM EDT | Mesoscale Discussion | SPC | Darke, Preble | 83 min |
| Mar 23, 3:32 AM EDT | Mesoscale Discussion | SPC | Bradford, Carbon, Columbia, Lackawanna, Lehigh, Luzerne and 11 more | 4 hr |
| Mar 23, 3:38 PM EDT | Mesoscale Discussion | SPC | Bland, Carroll, Giles, Grayson, Pulaski, Smyth and 6 more | 37 min |
| Mar 23, 3:45 PM EDT | Tornado Watch | SPC | Alleghany, Amherst, Appomattox, Bath, Bedford, Bland and 38 more | 6 hr |
| Mar 23, 4:48 PM EDT | Mesoscale Discussion | SPC | Amelia, Amherst, Appomattox, Bedford, Brunswick, Buckingham and 21 more | 57 min |
| Mar 23, 6:04 PM EDT | Severe Thunderstorm Watch | SPC | Amelia, Brunswick, Caroline, Charles City, Chesterfield, Cumberland and 37 more | 7 hr |
| Mar 23, 7:10 PM EDT | Mesoscale Discussion | SPC | Amelia, Amherst, Appomattox, Bedford, Brunswick, Buckingham and 21 more | 65 min |
Nearby
Mesoscale Discussions in Kentucky, 2011Mesoscale Discussions in Virginia, 2011Mesoscale Discussions in West Virginia, 2011Every mesoscale discussion in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.