Alert archive / Kentucky / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 285

May 12, 20005 states

The Storm Prediction Center issued this severe thunderstorm watch at May 12, 2000, 11:15 PM CDT for 5 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: May 12, 2000, 11:15 PM CDT (04:15 UTC)
Expired: May 13, 2000, 5:00 AM CDT
In force: 6 hr
Issued by: the Storm Prediction Center

All 111 counties

Gallatin County, IL, Hardin County, IL, Massac County, IL, Pope County, IL, Pulaski County, IL, Bartholomew County, IN, Brown County, IN, Clark County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Dubois County, IN, Fayette County, IN, Floyd County, IN, Franklin County, IN, Gibson County, IN, Harrison County, IN, Henry County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Lawrence County, IN, Martin County, IN, Monroe County, IN, Ohio County, IN, Orange County, IN, Perry County, IN, Pike County, IN, Posey County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Spencer County, IN, Switzerland County, IN, Union County, IN, Vanderburgh County, IN, Warrick County, IN, Washington County, IN, Wayne County, IN, Anderson County, KY, Ballard County, KY, Boone County, KY, Bracken County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Caldwell County, KY, Calloway County, KY, Campbell County, KY, Carlisle County, KY, Carroll County, KY, Christian County, KY, Crittenden County, KY, Daviess County, KY, Edmonson County, KY, Franklin County, KY, Fulton County, KY, Gallatin County, KY, Grant County, KY, Graves County, KY, Grayson County, KY, Hancock County, KY, Hardin County, KY, Henderson County, KY, Henry County, KY, Hickman County, KY, Hopkins County, KY, Jefferson County, KY, Kenton County, KY, Larue County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY, McLean County, KY, Meade County, KY, Muhlenberg County, KY, Nelson County, KY, Ohio County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Shelby County, KY, Spencer County, KY, Todd County, KY, Trigg County, KY, Trimble County, KY, Union County, KY, Warren County, KY, Webster County, KY, Mississippi County, MO, New Madrid County, MO, Brown County, OH, Butler County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Fairfield County, OH, Fayette County, OH, Greene County, OH, Hamilton County, OH, Highland County, OH, Madison County, OH, Montgomery County, OH, Pickaway County, OH, Preble County, OH, Warren County, OH

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
May 12, 11:16 PM CDT	Severe Thunderstorm Warning	IND	Greene, Lawrence, Monroe	29 min
May 12, 11:48 PM CDT	Severe Thunderstorm Warning	PAH	Mississippi	27 min
May 12, 11:49 PM CDT	Severe Thunderstorm Warning	LMK	Dubois	26 min
May 13, 12:04 AM CDT	Severe Thunderstorm Warning	PAH	Carlisle, Hickman	41 min
May 13, 12:07 AM CDT	Severe Thunderstorm Warning	LMK	Orange	33 min
May 13, 12:14 AM CDT	Severe Thunderstorm Warning	ILN	Dearborn, Franklin	31 min
May 13, 12:22 AM CDT	Severe Thunderstorm Warning	LMK	Washington	38 min
May 13, 12:27 AM CDT	Severe Thunderstorm Warning	LMK	Crawford	33 min
May 13, 12:36 AM CDT	Severe Thunderstorm Warning	LMK	Breckinridge, Meade	39 min
May 13, 12:48 AM CDT	Severe Thunderstorm Warning	LMK	Floyd, Harrison	42 min
May 13, 12:53 AM CDT	Severe Thunderstorm Warning	LMK	Jefferson, Scott	42 min
May 13, 1:03 AM CDT	Severe Thunderstorm Warning	LMK	Clark	27 min
May 13, 1:12 AM CDT	Severe Thunderstorm Warning	LMK	Jefferson	38 min
May 13, 1:22 AM CDT	Severe Thunderstorm Warning	LMK	Henry, Oldham	33 min

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 4.3 hours before the alert went out and 199 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: 1667 J/kg
Mixed-layer CIN: -161 J/kg
Mixed-layer LCL: 1253 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 140 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

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

988 
WWUS9 KMKC 130358
SEL5  
MKC WW 130352
ILZ000-INZ000-KYZ000-OHZ000-131000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 285
STORM PREDICTION CENTER NORMAN OK
1052 PM EST FRI MAY 12 2000

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

   EXTREME SOUTHEAST ILLINOIS                           
   SOUTHEAST INDIANA                            
   WESTERN AND CENTRAL KENTUCKY                           
   SOUTHWEST OHIO                               

EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 1115 PM UNTIL
500 AM EST.

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

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 85 STATUTE MILES
EAST AND WEST OF A LINE FROM 40 MILES SOUTH SOUTHEAST OF PADUCAH
KENTUCKY TO 15 MILES EAST NORTHEAST OF DAYTON OHIO.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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...THIS SEVERE THUNDERSTORM WATCH REPLACES
TORNADO WATCH NUMBER 278...SEVERE THUNDERSTORM WATCH NUMBER 280. 
WATCH NUMBER 278...280 WILL NOT BE IN EFFECT AFTER 1115 PM EST. 
CONTINUE...WW 279...WW 281...WW 282...WW 283...WW 284...

DISCUSSION...LINE OF THUNDERSTORMS WILL LIKELY CONTINUE PRODUCING
DAMAGING WINDS AND SOME HAIL AS IT MOVES EWD...GIVEN STRONG
INSTABILITY AND MODERATE WLY MID LEVEL FLOW.


AVIATION...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 500.  MEAN STORM
MOTION VECTOR 27040.

...VESCIO

395,0822 363,0865 363,0900 395,0853

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 12, 8:15 PM CDT	Severe Thunderstorm Watch	SPC	Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more	5 hr
May 13, 2:00 AM CDT	Severe Thunderstorm Watch	SPC	Adair, Allen, Anderson, Barren, Bath, Boone and 73 more	6 hr
May 12, 8:45 PM CDT	Severe Thunderstorm Watch	SPC	Dunklin, Pemiscot	5 hr
May 12, 10:45 PM CDT	Severe Thunderstorm Watch	SPC	Dunklin, Pemiscot	6 hr

Nearby

Severe Thunderstorm Watches in Kentucky, 2000 Severe Thunderstorm Watches in Indiana, 2000 Severe Thunderstorm Watches in Ohio, 2000 Every severe thunderstorm watch in 2000

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.