2 flash flood, 1 thunderstorm wind, 1 hail, as filed by the National Weather Service.
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Louisville, KY wrote its last area forecast discussion before the first event at May 10, 1:50 PM EST, 1 hour 35 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOUISVILLE KY 250 PM EDT MON MAY 10 2004 .SHORT TERM (TONIGHT THROUGH THURSDAY EVENING)... .SHORT TERM: DIGGING TROF OF LOW PRESSURE INTO NRN AND CNTRL ROCKIES CONTINUES TO EVOLVE. IN THE ERN U. S. THERE IS A RESULTING WARM RDGE BLDGNG JUST TO ENE OF FA. FOR CNTRL KY...WE WILL HAVE A MORE OR LESS LIGHT SWRLY FLOW IN THE MID AND UPPER LEVELS. MODELS ALSO CONT TO SHOW A SERIES OF WK IMPULSES ROTATION NORTHEAST ACROSS FA FROM ERN TX. IN THE LOWER LEVELS A SUSTAINED SRLY FLOW OF WARM MOIST AND UNSTABLE GULF AIR ACROSS FA NEXT FEW DAYS AT LEAST. REMNANTS OF FIRST ERN TX IMPULSE PASSING ACROSS FA THIS AFTN INTO TONIGHT. ONLY SCTD TRW TO SHOW FROM THIS. NEXT SYS TO IMPACT FA IS DURG THE WED INTO WED NIGHT TIME FRAME ...WILL BOOST THE WED AFTN POPS TO REFLECT THIS. ONLY SMALL ADJUSTMENT TO CURRENT FCST TRENDS OF TEMPS AND POPS WERE MADE. .IN THE EXTENDED (THURSDAY NIGHT THROUGH MONDAY)... VERY PERSISTENT PATTERN REMAINS THU NITE WITH LARGE RIDGE ACROSS THE EAST COAST AND A DEEP TROUGH IN THE MOUNTAIN WEST...WILL CONTINUE INTO EARLY SAT WITH ABOVE NORMAL TEMPS AND DIURNAL TSTORMS/SHOWER ACTIVITY. TROUGH WILL MOVE ACROSS THE GREAT LAKES DURING SUNDAY WITH A COLD FRONT WILL NEAR AREA SAT BUT FLATTEN OUT NORTH OF THE AREA BY MON...ALLOWING FOR CONTINUING AB NORMAL TEMPS AND BETTER COVERAGE OF TSTMS/SHWRS SAT AND SUN. SOME SLIGHT DISAGREEMENT BTW LONG RANGE MODELS AND ENSEMBLES WITH THE PLACEMENT OF THE FRONT AT THE END OF THE PERIOD...WILL STAY WITH A MORE NORTHERLY POSITION ACROSS ILL/IND/OH AND THEREFORE ABV NORM TEMPS AND CHANCE PRECIP EACH DAY. && .LMK WATCHES/WARNINGS/ADVISORIES... IN...NONE. KY...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 345 AM EDT MON MAY 10 2004 INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067- 070>078-081-082-111000- ADAIR KY-ALLEN KY-ANDERSON KY-BARREN KY-BOURBON KY-BOYLE KY- BRECKINRIDGE KY-BULLITT KY-BUTLER KY-CASEY KY-CLARK IN-CLARK KY- CLINTON KY-CRAWFORD IN-CUMBERLAND KY-DUBOIS IN-EDMONSON KY- FAYETTE KY-FLOYD IN-FRANKLIN KY-GARRARD KY-GRAYSON KY-GREEN KY- HANCOCK KY-HARDIN KY-HARRISON IN-HARRISON KY-HART KY-HENRY KY- JEFFERSON IN-JEFFERSON KY-JESSAMINE KY-LARUE KY-LINCOLN KY-LOGAN KY- MADISON KY-MARION KY-MEADE KY-MERCER KY-METCALFE KY-MONROE KY- NELSON KY-NICHOLAS KY-OHIO KY-OLDHAM KY-ORANGE IN-PERRY IN- RUSSELL KY-SCOTT IN-SCOTT KY-SHELBY KY-SIMPSON KY-SPENCER KY- TAYLOR KY-TRIMBLE KY-WARREN KY-WASHINGTON IN-WASHINGTON KY- WOODFORD KY- INCLUDING THE CITIES OF...BARDSTOWN...BOWLING GREEN... CAMPBELLSVILLE...COLUMBIA...CORYDON...CYNTHIANA...DANVILLE... ELIZABETHTOWN...FRANKFORT...FRANKLIN...GLASGOW...HARDINSBURG... HARRODSBURG...JASPER...LEITCHFIELD...LEXINGTON...LOUISVILLE... NEW ALBANY...RICHMOND...RUSSELLVILLE...SHELBYVILLE...STANFORD... VERSAILLES...WINCHESTER 345 AM EDT (245 AM CDT) MON MAY 10 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...TODAY AND TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS THE OUTLOOK AREA THIS AFTERNOON. A FEW STORMS MAY PRODUCE A BRIEF PERIOD OF HEAVY RAIN. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THERE WILL BE A CHANCE FOR MAINLY AFTERNOON AND EVENING THUNDERSTORMS TUESDAY THROUGH SUNDAY, AS A SERIES OF UPPER LEVEL DISTURBANCES LIFT NORTHEASTWARD OUT OF THE SOUTHERN PLAINS. THE BEST CHANCES FOR THUNDERSTORMS AT THIS TIME APPEARS TO BE SATURDAY AND SUNDAY AS A COLD FRONT APPROACHED THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. JA
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 342 PM EDT MON MAY 10 2004 INZ079-KYZ029>043-048-102100- ANDERSON KY-BOURBON KY-BULLITT KY-FAYETTE KY-FRANKLIN KY-HARRISON KY- HENRY KY-JEFFERSON IN-JEFFERSON KY-JESSAMINE KY-NICHOLAS KY- OLDHAM KY-SCOTT KY-SHELBY KY-SPENCER KY-TRIMBLE KY-WOODFORD KY- INCLUDING THE CITIES OF...CYNTHIANA...FRANKFORT...LEXINGTON... LOUISVILLE...SHELBYVILLE...VERSAILLES 342 PM EDT (242 PM EST) MON MAY 10 2004 ...STRONG STORMS IN THE AREA... SCATTERED STRONG THUNDERSTORMS WILL MOVE ACROSS AREAS BETWEEN LOUISVILLE AND LEXINGTON THROUGH 5 PM EDT. LOCATIONS SUCH AS JEFFERSONTOWN, GEORGETOWN, NEW CASTLE, AND SHELBYVILLE MAY SEE SOME OF THESE STORMS IN THE VICINITY. HAIL TO HALF-INCH IN DIAMETER, FREQUENT CLOUD TO GROUND LIGHTNING, GUSTY WINDS, AND TORRENTIAL RAINS WILL OCCUR WITH THESE STORMS. THE GENERAL MOTION OF THESE CELLS IS TO THE NORTHEAST AT 20 TO 30 MPH. XXV
The Louisville radar (KLVX), 64 km away, was scanning. The volume nearest the first event began at 22:48 UTC.
2 flash flood, 1 thunderstorm wind, 1 hail. Local standard time, as filed.
Trees were downed near Old Sligo Road and Highway 53. Penny size hail was also reported.
Heavy rains caused creeks in parts of eastern Jefferson County to run out of their banks.
Up to one foot of water was over Richmond Road in southwestern Clark County.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Kentucky in 2004Every state in 2004This day in weather historyWarnings in Kentucky, May 2004
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5397662, 5396295, 5397660, 5397661.