Alert archive / Kentucky / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 434

June 11, 20044 states

The Storm Prediction Center issued this severe thunderstorm watch at Jun 11, 2004, 12:50 PM EDT for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Jun 11, 2004, 12:50 PM EDT (16:50 UTC)
Expired: Jun 11, 2004, 6:00 PM EDT
In force: 5 hr
Issued by: the Storm Prediction Center

All 106 counties

Bath County, KY, Boone County, KY, Bourbon County, KY, Boyd County, KY, Bracken County, KY, Campbell County, KY, Carter County, KY, Clark County, KY, Elliott County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Floyd County, KY, Franklin County, KY, Gallatin County, KY, Grant County, KY, Greenup County, KY, Harrison County, KY, Jessamine County, KY, Johnson County, KY, Kenton County, KY, Lawrence County, KY, Lee County, KY, Lewis County, KY, Madison County, KY, Magoffin County, KY, Martin County, KY, Mason County, KY, Menifee County, KY, Montgomery County, KY, Morgan County, KY, Nicholas County, KY, Owen County, KY, Pendleton County, KY, Pike County, KY, Powell County, KY, Robertson County, KY, Rowan County, KY, Scott County, KY, Wolfe County, KY, Woodford County, KY, Adams County, OH, Brown County, OH, Clermont County, OH, Gallia County, OH, Hamilton County, OH, Highland County, OH, Jackson County, OH, Lawrence County, OH, Meigs County, OH, Pike County, OH, Scioto County, OH, Alleghany County, VA, Amherst County, VA, Appomattox County, VA, Augusta County, VA, Bath County, VA, Bedford County, VA, Botetourt County, VA, Campbell County, VA, City of Buena Vista, VA, City of Covington, VA, City of Harrisonburg, VA, City of Lexington, VA, City of Lynchburg, VA, City of Roanoke, VA, City of Salem, VA, City of Staunton, VA, City of Waynesboro, VA, Craig County, VA, Giles County, VA, Highland County, VA, Nelson County, VA, Roanoke County, VA, Rockbridge County, VA, Rockingham County, VA, Boone County, WV, Braxton County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Fayette County, WV, Gilmer County, WV, Greenbrier County, WV, Jackson County, WV, Kanawha County, WV, Lincoln County, WV, Logan County, WV, Mason County, WV, McDowell County, WV, Mercer County, WV, Mingo County, WV, Monroe County, WV, Nicholas County, WV, Pendleton County, WV, Pocahontas County, WV, Putnam County, WV, Raleigh County, WV, Randolph County, WV, Roane County, WV, Summers County, WV, Upshur County, WV, Wayne County, WV, Webster County, WV, Wirt County, WV, Wyoming County, WV

The radar

The Charleston,WV radar (KRLX), 64 km from the middle of the area, began a volume at 16:52 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.

Warnings issued inside it

12 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Jun 11, 3:30 PM EDT	Severe Thunderstorm Warning	RLX	Mason	30 min
Jun 11, 3:35 PM EDT	Severe Thunderstorm Warning	RLX	Putnam	40 min
Jun 11, 3:43 PM EDT	Severe Thunderstorm Warning	RLX	Cabell	32 min
Jun 11, 3:57 PM EDT	Severe Thunderstorm Warning	RLX	Lincoln	48 min
Jun 11, 3:59 PM EDT	Severe Thunderstorm Warning	RLX	Kanawha	46 min
Jun 11, 4:08 PM EDT	Severe Thunderstorm Warning	RLX	Boone	37 min
Jun 11, 4:26 PM EDT	Severe Thunderstorm Warning	LWX	Nelson	49 min
Jun 11, 4:40 PM EDT	Severe Thunderstorm Warning	RLX	Fayette, Raleigh	35 min
Jun 11, 5:04 PM EDT	Severe Thunderstorm Warning	RLX	Pocahontas	26 min
Jun 11, 5:07 PM EDT	Severe Thunderstorm Warning	RNK	Greenbrier, Summers	53 min
Jun 11, 5:12 PM EDT	Severe Thunderstorm Warning	RLX	Fayette, Raleigh	33 min
Jun 11, 5:50 PM EDT	Severe Thunderstorm Warning	RNK	Alleghany, City of Covington	25 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.8 hours before the alert went out and 159 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 970 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 897 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 186 m²/s²
0-3 km storm-relative helicity: 258 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 5.7

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 11, 2:58 AM EDT	Mesoscale Discussion	SPC	Boone, Campbell, Carroll, Gallatin, Kenton	92 min
Jun 11, 11:52 AM EDT	Mesoscale Discussion	SPC	Bath, Boone, Bourbon, Boyd, Bracken, Campbell and 28 more	113 min
Jun 11, 4:30 PM EDT	Severe Thunderstorm Watch	SPC	Breathitt, Elliott, Floyd, Harlan, Johnson, Knott and 10 more	6 hr
Jun 11, 7:02 PM EDT	Mesoscale Discussion	SPC	Floyd, Harlan, Knott, Letcher, Magoffin, Perry and 1 more	118 min
Jun 10, 10:50 PM EDT	Tornado Watch	SPC	Darke	5 hr
Jun 11, 1:07 AM EDT	Mesoscale Discussion	SPC	Darke	83 min
Jun 11, 4:16 PM EDT	Mesoscale Discussion	SPC	Albemarle, Alleghany, Amelia, Amherst, Appomattox, Augusta and 72 more	89 min

Nearby

Severe Thunderstorm Watches in Kentucky, 2004 Severe Thunderstorm Watches in West Virginia, 2004 Severe Thunderstorm Watches in Virginia, 2004 Every severe thunderstorm watch in 2004

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.