A low level circulation moving northeast across south central Kentucky interacted with a low level jet. With high precipitable water values, torrential rainfall occurred with showers that developed.
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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 episode as NWS LMK wrote it up.
A low level circulation moving northeast across south central Kentucky interacted with a low level jet. With high precipitable water values, torrential rainfall occurred with showers that developed. This led to isolated flash flooding in south central Kentucky.
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 Aug 19, 1:08 AM CST, 1 hour 52 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOUISVILLE KY 308 AM EDT THU AUG 19 2010 .SHORT TERM (TODAY AND TONIGHT)... WILL KEEP NUMEROUS SHOWERS IN THE FCST THRU SUNRISE FOR THE SERN QUADRANT OF OUR FA (OCCASIONALLY HEAVY) AS LOCAL WRF CLEARLY SHOWS LOW LEVEL CIRCULATION ACRS MIDDLE TN MOVG EWD AND ASSOCIATED SLY LO LEVEL JET AIMED AT OUR SERN COUNTIES INCREASING TO 35-40 KTS BY 09Z. RAINFALL RATES UP TO 2.5IN/HR HAVE OCCURRED NEAR/JUST NORTHEAST OF NASHVILLE AS WATER VAPOR/IR IMAGERY HAS INDICATED COOLING TOPS IN THAT AREA. WILL NEED TO MONITOR CLOSELY AS THAT ACTIVITY MOVES/DEVELOPS NEWD INTO OUR SERN COUNTIES...NAMELY MONROE...CUMBERLAND...CLINTON...RUSSELL AND ADAIR WHERE 2-6 INCHES FELL WED. BY SUNRISE...WILL DECREASE POPS TO SCT TERMS ACRS THE SOUTHEAST...AS FAR N AS MADISON OR CLARK COUNTY. ELSEWHERE...DRIER AIR SHUD BE WORKING NW TO SE ACRS OUR FA TDA WITH SOME PRE-SUNRISE FOG ON THE NRN PERIPHERY OF CLOUDS...MAINLY ACRS THAT PART OF SCNTRL KY...ALONG/WEST OF INTERSTATE 65. UPR LEVEL RIDGE ACRS THE CENTRAL PLAINS WILL MOVE EWD AND REACH THE WRN OH VLY BY THE END OF THIS PERIOD WHILE OH VLY SFC RIDGE DROPS SEWD TO THE APPALACHIANS/MID ATLANTIC. TEMPS WILL BE COOLEST TDA ACRS OUR SE QUAD (LOWER-MID 80S) AS CLOUDS WILL PERSIST THRU THE MORNING/POSSIBLY EARLY AFTN THERE. ELSEWHERE MID 80S TO AROUND 90 WILL BE THE RULE. .LONG TERM (FRIDAY - WEDNESDAY)... FRIDAY THROUGH WEDNESDAY. A BLOCKING PATTERN OVER NORTHERN CANADA LATE THIS WEEK WILL FEATURE RIDGING ACROSS GREENLAND AND THE BAFFIN ISLAND REGION...WITH SEASONABLY LOW 500MB HEIGHTS ACROSS THE SOUTHERN TIER OF THE CANADIAN PROVINCES. BASICALLY THIS WILL BRING A PROGRESSIVE FLOW ACROSS THE US/CANADIAN BORDER WITH A SUCCESSION OF SHORTWAVES TRAVERSING OUR NORTHERN STATES THROUGH EARLY NEXT WEEK. HOT TEMPERATURES WILL RETURN TO THE AREA FRIDAY. AS A TRANSIENT 500MB RIDGE MOVES ACROSS THE LOWER OHIO VALLEY...SUBSIDENCE AND A RELATIVELY DRY AIRMASS WILL ALLOW TEMPERATURES TO RECOVER WELL INTO THE LOWER 90S FRIDAY AFTERNOON. WITH GULF MOISTURE RELEGATED WELL SOUTH ACROSS THE NORTHERN GULF STATES...EXPECT MOSTLY CLEAR SKIES THROUGH EARLY SATURDAY. AS MID LEVEL RIDGING TEMPORARILY RETROGRADES WEST OVER THE ROCKIES...A SHORTWAVE TROUGH WILL CROSS THE GREAT LAKES SATURDAY AFTERNOON. SURFACE HIGH PRESSURE WILL MOVE EAST ACROSS THE APPALACHIAN CHAIN AND SOUTHERLY FLOW WILL DEVELOP AND ALLOW GULF MOISTURE TO RETURN DURING THE DAY SATURDAY. EXPECT HIGHER DEWPOINTS WITH AT LEAST PARTLY CLOUDY SKIES AND MORE HUMID CONDITIONS SATURDAY. SCATTERED THUNDERSTORMS MAY DEVELOP SATURDAY AFTERNOON AND CONTINUE THROUGH MID-DAY SUNDAY AHEAD OF A COLD FRONT ASSOCIATED WITH THE GREAT LAKES TROUGH. UPPER AIR PATTERN WILL UNDERGO A TRANSITION BEGINNING SUNDAY. TROUGHING ENTERING THE CONUS ACROSS THE PACIFIC NORTHWEST WILL ALLOW A SHARP RIDGE TO BUILD MONDAY ACROSS THE LOWER MISSOURI VALLEY...EXTENDING INTO THE GREAT LAKES. AS A 500MB LOW DEVELOPS OVER THE MID ATLANTIC COAST...NORTHERLY FLOW WILL COMMENCE ACROSS THE APPALACHIANS. AFTER THE FRONTAL PASSAGE SUNDAY...STRONG SUBSIDENCE ASSOCIATED WITH THIS RIDGE WILL DRY THINGS OUT SUBSTANTIALLY ACROSS THE COMMONWEALTH FOR THE MONDAY AND TUESDAY TIME PERIOD. EXPECT DRIER AIR TO FILTER IN LATE SUNDAY WITH MOSTLY CLEAR SKIES MONDAY AND TUESDAY WITH TEMPERATURES AVERAGING AROUND 5 DEGREES OR SO ABOVE LATE AUGUST NORMALS (MID 80S/UPPER 60S). A COLD FRONT EXPECTED TUESDAY NIGHT SEEMS AT THIS TIME MOISTURE STARVED. HOWEVER...DISTINCTLY COOLER TEMPERATURES MAY ARRIVE BY WEDNESDAY. && .AVIATION (06Z TAF ISSUANCE)... BULK OF CONVECTIVE OVRRNG ACTIVITY ACROSS KENTUCKY/TENNESSEE BORDER SHUD REMAIN MAINLY TO THE EAST OF BWG THRU SUNRISE AND TO THE SE OF LEX. SHOWERS WILL BE CLOSE ENOUGH TO BWG TO INCLUDE A VCNTY REMARK. STILL CONCERNED ABOUT DROPPING VIS/CIGS OVERNIGHT DUE TO THE AMOUNT OF RAIN THAT FELL WED AND GRADUALLY CLEARING SKIES. FEEL THERE WILL BE ENOUGH LOW LEVEL MOISTURE AVAILABLE FOR SOLID IFR TO POSSIBLY LIFR CONDITIONS FOR A PERIOD TOWARDS DAWN AT BWG. ELSEWHERE...THE FORECAST IS MUCH MORE OPTIMISTIC WITH SDF STAYING VFR THROUGH THE ENTIRE FORECAST AND LEX POSSIBLY DROPPING TO MVFR FOR A PERIOD TOWARD DAWN. CONFIDENCE IS LOW FOR LEX DUE TO THE LACK OF RAINFALL AND COULD EASILY SEE THEM STAYING VFR OVERNIGHT. && .LMK WATCHES/WARNINGS/ADVISORIES... KY...NONE. IN...NONE. && SHORT TERM........DK/11 LONG TERM.........JSD AVIATION..........DK/11
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 425 AM EDT THU AUG 19 2010 KYZ049-056-057-064>067-073>078-081-082-200830- CLARK KY-GARRARD KY-MADISON KY-GREEN KY-TAYLOR KY-CASEY KY- LINCOLN KY-ALLEN KY-BARREN KY-MONROE KY-METCALFE KY-ADAIR KY- RUSSELL KY-CUMBERLAND KY-CLINTON KY- 425 AM EDT THU AUG 19 2010 /325 AM CDT THU AUG 19 2010/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...TODAY AND TONIGHT. SHOWERS AND ISOLATED THUNDERSTORMS WILL PRODUCE PERIODS OF HEAVY RAIN ALONG AND SOUTHEAST OF A LINE FROM TOMPKINSVILLE TO COLUMBIA EARLY THIS MORNING. RAIN AMOUNTS OF 2 TO 4 INCHES COULD PRODUCE FLASH FLOODING BEFORE SUNRISE THIS MORNING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. SCATTERED THUNDERSTORMS ARE EXPECTED SATURDAY THROUGH SUNDAY AS A FRONT PASSES THROUGH THE REGION. ANY THUNDERSTORMS WILL BE CAPABLE OF PRODUCING HEAVY DOWNPOURS...DANGEROUS LIGHTNING AND GUSTY WINDS. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ASKED TO REPORT INSTANCES OF HEAVY RAIN AND FLASH FLOODING TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE. INZ076>079-083-084-089>092-KYZ023>043-045>048-053>055-061>063- 070>072-200830- ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY- JEFFERSON KY-OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY- SCOTT KY-HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY- FAYETTE KY-BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY- MERCER KY-JESSAMINE KY-LARUE KY-MARION KY-BOYLE KY-BUTLER KY- EDMONSON KY-HART KY-LOGAN KY-WARREN KY-SIMPSON KY- 425 AM EDT THU AUG 19 2010 /325 AM CDT THU AUG 19 2010/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL INDIANA AND CENTRAL KENTUCKY. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. SCATTERED THUNDERSTORMS ARE EXPECTED SATURDAY THROUGH SUNDAY AS A FRONT PASSES THROUGH THE REGION. ANY THUNDERSTORMS WILL BE CAPABLE OF PRODUCING HEAVY DOWNPOURS...DANGEROUS LIGHTNING AND GUSTY WINDS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME. DK/JSD
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LOUISVILLE KY 443 AM EDT THU AUG 19 2010 INZ076>079-083-084-089>092-KYZ023>043-045>049-053-054-061>063- 070>072-191145- ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN- CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY- BRECKINRIDGE KY-MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY- JEFFERSON KY-OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY- SCOTT KY-HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY- FAYETTE KY-BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY- MERCER KY-JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BUTLER KY- EDMONSON KY-HART KY-LOGAN KY-WARREN KY-SIMPSON KY- INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON... JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY... JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG... BEAVER DAM...LEITCHFIELD...ELIZABETHTOWN...FORT KNOX... MOUNT WASHINGTON...SHEPHERDSVILLE...LOUISVILLE...LA GRANGE... BEDFORD...NEW CASTLE...SHELBYVILLE...FRANKFORT...GEORGETOWN... CYNTHIANA...TAYLORSVILLE...LAWRENCEBURG...VERSAILLES... LEXINGTON...PARIS...CARLISLE...BARDSTOWN...SPRINGFIELD... HARRODSBURG...NICHOLASVILLE...WINCHESTER...HODGENVILLE... LEBANON...MORGANTOWN...BROWNSVILLE...MUNFORDVILLE... RUSSELLVILLE...BOWLING GREEN...FRANKLIN 443 AM EDT THU AUG 19 2010 /343 AM CDT THU AUG 19 2010/ ...PATCHY DENSE FOG EXPECTED ACROSS MUCH OF THE AREA... NEARLY CALM WINDS AND CLEAR SKIES HAVE ALLOWED PATCHY DENSE FOG TO FORM ACROSS MUCH OF CENTRAL KENTUCKY AND SOUTHERN INDIANA. FOG IS EXPECTED NEAR FRANKFORT AND THE NORTHERN BLUEGRASS REGION...AS WELL AS NORMALLY FOG PRONE AREAS SUCH AS RIVER VALLEYS AND OPEN FIELDS. MORNING COMMUTERS SHOULD BUDGET EXTRA TIME TO REACH WORK AND USE CAUTION WHILE DRIVING. FOG WILL DISSIPATE WITHIN ONE OR TWO HOURS AFTER SUNRISE. JSD
The Nashville radar (KOHX), 81 km away, was scanning. The volume nearest the first event began at 08:59 UTC.
1 flash flood. Local standard time, as filed.
Numerous roads were flooded in Flippin. One water rescue was reported. An estimated 2 to 3 inches of rain fell in 2 hours.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Kentucky in 2010Every state in 2010This day in weather historyWarnings in Kentucky, August 2010
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: 258466.