Alert archive / Kentucky / Tornado Watches in 2004

Tornado Watch 335

May 30, 200473 counties in Kentucky; Lawrence County, Ohio; Lee County, Virginia

The Storm Prediction Center issued this tornado watch at May 30, 2004, 1:40 PM CDT for 73 counties in Kentucky; Lawrence County, Ohio; Lee County, Virginia. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 30, 2004, 1:40 PM CDT (18:40 UTC)
Expired
May 30, 2004, 9:00 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
All 75 counties

Adair County, KY, Anderson County, KY, Barren County, KY, Bath County, KY, Bell County, KY, Bourbon County, KY, Boyd County, KY, Boyle County, KY, Breathitt County, KY, Carter County, KY, Casey County, KY, Clark County, KY, Clay County, KY, Clinton County, KY, Cumberland County, KY, Elliott County, KY, Estill County, KY, Fayette County, KY, Fleming County, KY, Floyd County, KY, Franklin County, KY, Garrard County, KY, Green County, KY, Greenup County, KY, Harlan County, KY, Harrison County, KY, Hart County, KY, Henry County, KY, Jackson County, KY, Jessamine County, KY, Johnson County, KY, Knott County, KY, Knox County, KY, Larue County, KY, Laurel County, KY, Lawrence County, KY, Lee County, KY, Leslie County, KY, Lewis County, KY, Lincoln County, KY, Madison County, KY, Magoffin County, KY, Marion County, KY, Mason County, KY, McCreary County, KY, Menifee County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Montgomery County, KY, Morgan County, KY, Nelson County, KY, Nicholas County, KY, Oldham County, KY, Owen County, KY, Owsley County, KY, Perry County, KY, Powell County, KY, Pulaski County, KY, Robertson County, KY, Rockcastle County, KY, Rowan County, KY, Russell County, KY, Scott County, KY, Shelby County, KY, Spencer County, KY, Taylor County, KY, Trimble County, KY, Washington County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY, Woodford County, KY, Lawrence County, OH, Lee County, VA

The radar

The Jackson,KY radar (KJKL), 117 km from the middle of the area, began a volume at 18:40 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

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

IssuedProductOfficeCountiesLasted
May 30, 1:41 PM CDTSevere Thunderstorm WarningJKLHarlan49 min
May 30, 1:58 PM CDTSevere Thunderstorm WarningJKLJackson47 min
May 30, 2:11 PM CDTFlash Flood WarningJKLLeslie, Letcher3 hr
May 30, 2:14 PM CDTTornado WarningJKLJackson31 min
May 30, 2:21 PM CDTFlash Flood WarningJKLHarlan4 hr
May 30, 2:22 PM CDTSevere Thunderstorm WarningMRXLee, Wise, City of Norton38 min
May 30, 2:39 PM CDTTornado WarningJKLClay36 min
May 30, 2:57 PM CDTTornado WarningLMKOldham33 min
May 30, 2:59 PM CDTFlash Flood WarningJKLClay4 hr
May 30, 3:20 PM CDTSevere Thunderstorm WarningJKLClay25 min
May 30, 3:27 PM CDTFlash Flood WarningJKLKnott, Perry4 hr
May 30, 3:28 PM CDTTornado WarningLMKHenry, Oldham47 min
May 30, 3:30 PM CDTTornado WarningLMKGarrard, Madison60 min
May 30, 3:37 PM CDTTornado WarningLMKAnderson23 min
May 30, 3:38 PM CDTTornado WarningJKLLeslie37 min
May 30, 3:49 PM CDTTornado WarningJKLHarlan41 min
May 30, 3:52 PM CDTTornado WarningLMKWoodford38 min
May 30, 3:56 PM CDTTornado WarningLMKShelby39 min
May 30, 4:00 PM CDTTornado WarningLMKFayette, Jessamine60 min
May 30, 4:16 PM CDTTornado WarningLMKHenry, Oldham44 min
May 30, 4:17 PM CDTTornado WarningMRXLee58 min
May 30, 4:22 PM CDTFlash Flood WarningLMKHenry, Oldham113 min
May 30, 4:28 PM CDTSevere Thunderstorm WarningJKLHarlan17 min
May 30, 4:30 PM CDTFlash Flood WarningILNOwen3 hr
May 30, 4:32 PM CDTTornado WarningILNOwen58 min
May 30, 4:35 PM CDTTornado WarningLMKShelby, Spencer40 min
May 30, 4:42 PM CDTTornado WarningLMKFranklin48 min
May 30, 4:47 PM CDTFlash Flood WarningLMKMadison28 min
May 30, 5:04 PM CDTSevere Thunderstorm WarningJKLEstill41 min
May 30, 5:06 PM CDTSevere Thunderstorm WarningLMKWoodford24 min
May 30, 5:18 PM CDTFlash Flood WarningLMKWoodford3 hr
May 30, 5:18 PM CDTSevere Thunderstorm WarningLMKMadison27 min
May 30, 5:22 PM CDTTornado WarningJKLLeslie23 min
May 30, 5:26 PM CDTTornado WarningJKLJackson49 min
May 30, 5:30 PM CDTFlash Flood WarningLMKMadison3 hr
May 30, 5:30 PM CDTFlash Flood WarningLMKFranklin3 hr
May 30, 5:30 PM CDTSevere Thunderstorm WarningLMKFayette30 min
May 30, 5:33 PM CDTSevere Thunderstorm WarningJKLPowell42 min
May 30, 5:39 PM CDTTornado WarningJKLEstill, Powell51 min
May 30, 5:41 PM CDTFlash Flood WarningJKLEstill, Montgomery, Powell4 hr
May 30, 6:07 PM CDTFlash Flood WarningLMKScott3 hr
May 30, 6:07 PM CDTSevere Thunderstorm WarningLMKClark38 min
May 30, 6:30 PM CDTFlash Flood WarningLMKClark3 hr
May 30, 6:31 PM CDTTornado WarningJKLPowell44 min
May 30, 6:39 PM CDTSevere Thunderstorm WarningJKLMontgomery51 min
May 30, 6:49 PM CDTTornado WarningJKLEstill41 min
May 30, 6:49 PM CDTSevere Thunderstorm WarningLMKHenry, Oldham51 min
May 30, 6:49 PM CDTTornado WarningLMKGarrard26 min
May 30, 6:56 PM CDTSevere Thunderstorm WarningJKLWolfe34 min
May 30, 7:00 PM CDTSevere Thunderstorm WarningJKLMorgan45 min
May 30, 7:09 PM CDTTornado WarningJKLPowell36 min
May 30, 7:12 PM CDTSevere Thunderstorm WarningLMKMadison33 min
May 30, 7:16 PM CDTSevere Thunderstorm WarningJKLMagoffin44 min
May 30, 7:18 PM CDTSevere Thunderstorm WarningJKLLee42 min
May 30, 7:22 PM CDTFlash Flood WarningJKLMenifee, Morgan4 hr
May 30, 7:22 PM CDTTornado WarningJKLWolfe38 min
May 30, 7:25 PM CDTSevere Thunderstorm WarningJKLBreathitt50 min
May 30, 7:37 PM CDTTornado WarningJKLEstill38 min
May 30, 7:42 PM CDTSevere Thunderstorm WarningJKLFloyd48 min
May 30, 7:51 PM CDTSevere Thunderstorm WarningJKLJohnson39 min
May 30, 7:56 PM CDTFlash Flood WarningJKLBreathitt, Magoffin, Wolfe4 hr
May 30, 7:58 PM CDTSevere Thunderstorm WarningJKLLee47 min
May 30, 8:10 PM CDTSevere Thunderstorm WarningJKLBreathitt50 min
May 30, 8:12 PM CDTSevere Thunderstorm WarningJKLMagoffin48 min
May 30, 8:17 PM CDTSevere Thunderstorm WarningJKLEstill43 min
May 30, 8:20 PM CDTSevere Thunderstorm WarningJKLPowell, Wolfe40 min
May 30, 8:20 PM CDTFlash Flood WarningLMKBourbon3 hr
May 30, 8:22 PM CDTFlash Flood WarningJKLJohnson83 min
May 30, 8:22 PM CDTFlash Flood WarningJKLJohnson6 hr
May 30, 8:24 PM CDTSevere Thunderstorm WarningJKLFloyd, Johnson51 min
May 30, 8:36 PM CDTTornado WarningJKLBreathitt24 min
May 30, 8:39 PM CDTFlash Flood WarningLMKMadison3 hr
May 30, 8:49 PM CDTFlash Flood WarningJKLFloyd6 hr
May 30, 8:57 PM CDTTornado WarningJKLBreathitt, Knott48 min
May 30, 8:58 PM CDTSevere Thunderstorm WarningJKLPowell47 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

Nashville Metro, TN (KBNA), launched 12:00Z, 6.7 hours before the alert went out and 228 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-pSkew-T log-p diagram, Nashville Metro, TN at 12:00Z on 2004-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1413 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 2004-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1413 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
702 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS20 KWNS 301840
SEL5  
SPC WW 301840
KYZ000-310200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 335
NWS STORM PREDICTION CENTER NORMAN OK
240 PM EDT SUN MAY 30 2004

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       CENTRAL AND EASTERN KENTUCKY

EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 240 PM UNTIL 1000
PM EDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 85 STATUTE MILES EAST AND WEST
OF A LINE FROM 60 MILES NORTHEAST OF LEXINGTON KENTUCKY TO 45
MILES SOUTHWEST OF LONDON KENTUCKY.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...CONTINUE...WW 330...WW 331...WW 332...WW
333...WW 334...

DISCUSSION...THUNDERSTORMS/SUPERCELLS EXPECTED TO BECOME MORE
NUMEROUS LATER THIS AFTERNOON AND EVENING IN ZONE OF LOW LEVEL WARM
ADVECTION AND INCREASING DEEP SHEAR DOWNSTREAM FROM APPROACHING
WSWLY SPEED MAX.  GIVEN ABSENCE OF STRONG LINEAR FORCING AND RICH
MOISTURE INFLOW... POTENTIAL WILL EXIST FOR TORNADOES...ESPECIALLY
INVOF DIFFUSE NW/SE WARM FRONT IN ERN KY.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550.
MEAN STORM MOTION VECTOR 27025.


...CORFIDI

383,0821 363,0830 363,0861 383,0852

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 30, 10:04 AM CDTMesoscale DiscussionSPCBallard, Butler, Caldwell, Calloway, Carlisle, Christian and 18 more2 hr
May 30, 11:50 AM CDTMesoscale DiscussionSPCAnderson, Bath, Bell, Bourbon, Boyle, Bracken and 54 more115 min
May 30, 11:50 AM CDTTornado WatchSPCAllen, Breckinridge, Bullitt, Butler, Caldwell, Carlisle and 29 more7 hr
May 30, 1:05 PM CDTTornado WatchSPCBallard, Fulton6 hr
May 30, 3:05 PM CDTMesoscale DiscussionSPCAdair, Anderson, Bath, Boone, Bourbon, Boyd and 77 more115 min
May 30, 3:20 PM CDTTornado WatchSPCCalloway, Fulton8 hr
May 30, 3:55 PM CDTTornado WatchSPCBoone, Bracken, Campbell, Gallatin, Grant, Kenton and 1 more5 hr
May 30, 6:40 PM CDTTornado WatchSPCBallard, Carlisle, Hickman, McCracken6 hr
May 30, 6:55 PM CDTTornado WatchSPCAllen, Breckinridge, Bullitt, Butler, Caldwell, Calloway and 27 more8 hr
May 30, 4:35 PM CDTTornado WatchSPCScott, Washington, Wise, City of Bristol, City of Norton5 hr

Nearby

Tornado Watches in Kentucky, 2004Tornado Watches in Ohio, 2004Tornado Watches in Virginia, 2004Every tornado 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.