A deep, closed low moved northeast from the southern Plains across the mid Mississippi Valley. A small but solid area of heavy rain and embedded thunderstorms surrounded the low center as it drifted northeast.
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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 PAH wrote it up.
A deep, closed low moved northeast from the southern Plains across the mid Mississippi Valley. A small but solid area of heavy rain and embedded thunderstorms surrounded the low center as it drifted northeast. This resulted in localized flash flooding.
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 Paducah, KY wrote its last area forecast discussion before the first event at Apr 19, 6:52 PM CST, 1 hour 38 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PADUCAH KY 752 PM CDT SUN APR 19 2009 .UPDATE... UPDATED AVIATION SECTION FOR 00Z TAFS && .PREV DISCUSSION /123 PM CDT SUN APR 19 2009/... UPPER LOW OVER NW ARKANSAS EARLY THIS AFTERNOON...WITH CONSIDERABLE BREAKS IN THE CLOUDS OVER SE MISSOURI INTO WRN KENTUCKY. DESTABILIZATION CONTINUES...AND WITH THE APPROACH OF THE UPPER LOW... EXPECT SHOWERS AND THUNDERSTORMS TO INCREASE...WITH ISOLD STRONG TO SEVERE STORMS POSSIBLE OVER THE SOUTHERN PARTS OF THE AREA. SEVERE THUNDERSTORM WATCH CURRENTLY IN EFFECT FOR SE MISSOURI...AND THIS MAY BE EXPANDED EAST WITH TIME. THE LOW WILL OPEN UP TONIGHT AND MOVE ENE TO THE OHIO VALLEY REGION. WILL DIMINISH POPS AND BACK OFF WORDING TO JUST SHOWERS OVERNIGHT. WILL LINGER POPS MONDAY...PRIMARILY AFTERNOON AND EVENING...AND KEEP OUR THUNDER MENTION GOING AS BOTH THE MODELS CONTINUE TO SHOW A POCKET OF INSTABILITY ROTATING ACROSS THE REGION. WILL LINGER WRAP AROUND CHANCE POPS ACROSS THE EAST TUESDAY...THEN DRY THINGS OUT FOR TUESDAY NIGHT AND WEDNESDAY...AS THE LOW DEPARTS AND WEAK HIGH PRESSURE BUILDS IN FROM THE WEST. TEMPS WERE A BLEND OF MAV AND MET. FOR THE PERIOD THURSDAY THROUGH SUNDAY...PATTERN IS STILL FORECAST TO AMPLIFY...TO A EAST U.S. RIDGE AND WEST CONUS TROF...WITH LITTLE CHANCE OF PRECIPITATION. TEMPERATURES WILL BE ABOVE NORMAL...DUE TO THE PRESENCE OF A STRONG SURFACE HIGH ANCHORED OVER THE SOUTHEAST ATLANTIC COAST REGION...RESULTING IN PERSISTENT WARM SOUTHERLY FLOW ACROSS THE REGION. && .AVIATION... A GENERAL DECREASE IN CEILING HEIGHTS IS EXPECTED TONIGHT AS WINDS BECOME NORTHWEST IN THE WAKE OF A COLD FRONT MOVING EAST ACROSS SOUTHERN ILLINOIS THIS EVENING. SOME PATCHY IFR CONDITIONS ARE POSSIBLE AT KPAH/KCGI...BUT IFR SHOULD PREVAIL OVERNIGHT AROUND KEVV/KOWB. THUNDERSTORMS AROUND KEVV/KOWB WILL DIMINISH OR MOVE EAST OF THOSE SITES BY 04Z. WIDESPREAD RAIN OR SHOWERS WILL CONTINUE MUCH OF THE NIGHT NORTH AND EAST OF KPAH. IMPROVEMENT IN CIGS WILL OCCUR BY MID MORNING MONDAY...AND KPAH/KCGI WILL LIKELY SCATTER OUT BY NOON. && .PAH WATCHES/WARNINGS/ADVISORIES... KY...NONE. MO...NONE. IL...NONE. IN...NONE. && AVIATION...MY
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PADUCAH KY 1141 AM CDT SUN APR 19 2009 ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087- 100-107>112-114-201000- JEFFERSON-WAYNE IL-EDWARDS-WABASH-PERRY IL-FRANKLIN-HAMILTON- WHITE-JACKSON-WILLIAMSON-SALINE-GALLATIN-UNION IL-JOHNSON-POPE- HARDIN-ALEXANDER-PULASKI-MASSAC-GIBSON-PIKE-POSEY-VANDERBURGH- WARRICK-SPENCER-FULTON-HICKMAN-CARLISLE-BALLARD-MCCRACKEN-GRAVES- LIVINGSTON-MARSHALL-CALLOWAY-CRITTENDEN-LYON-TRIGG-CALDWELL- UNION KY-WEBSTER-HOPKINS-CHRISTIAN-HENDERSON-DAVIESS-MCLEAN- MUHLENBERG-TODD-PERRY MO-BOLLINGER-CAPE GIRARDEAU-WAYNE MO-CARTER- RIPLEY-BUTLER-STODDARD-SCOTT-MISSISSIPPI-NEW MADRID- 1141 AM CDT SUN APR 19 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY AND SOUTHEAST MISSOURI. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND INTO EARLY THIS EVENING ACROSS MUCH OF THE QUAD STATE REGION. CLOUDS ARE BEGINNING TO THIN OUT ACROSS SOUTHEAST MISSOURI...SOUTHWEST ILLINOIS AND FAR WEST KENTUCKY. THE CLOUDS WILL CONTINUE TO THIN FURTHER EAST AS WE HEAD INTO THE AFTERNOON HOURS. DAYTIME HEATING ALONG WITH MOISTURE INCREASING AHEAD OF A COLD FRONT TO OUR WEST...WILL ALLOW THE ATMOSPHERE TO BECOME RATHER UNSTABLE THIS AFTERNOON. THIS WILL SET THE STAGE FOR SCATTERED THUNDERSTORM DEVELOPMENT. DUE TO THE INSTABILITY AND DECENT WIND SHEAR IN THE ATMOSPHERE...ORGANIZED STORMS ARE EXPECTED. THE MAIN CONCERNS WITH ANY SEVERE STORMS WILL BE LARGE HAIL AND DAMAGING WINDS...BUT AN ISOLATED TORNADO IS NOT OUT OF THE QUESTION. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE POSSIBLE DURING THE DAY MONDAY ACROSS ALL BUT THE OZARK FOOTHILL REGION OF SOUTHEAST MISSOURI. A STRONG THUNDERSTORM OR TWO IS POSSIBLE...BUT SEVERE STORMS ARE CURRENTLY NOT EXPECTED. MINOR FLOODING WILL CONTINUE ALONG THE LITTLE WABASH RIVER AT CARMI...AND THE WABASH RIVER AT NEW HARMONY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. SPOTTER ACTIVATION MAY BE NEEDED TODAY...ESPECIALLY ACROSS WEST KENTUCKY...AND PORTIONS OF SOUTHEAST MISSOURI AND EXTREME SOUTHERN ILLINOIS. ANY REPORTS OF SIGNIFICANT RAINFALL AMOUNTS WOULD ALSO BE APPRECIATED. CW
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 529 PM CDT SUN APR 19 2009 ILZ081-082-085-086-089-090-092>094-KYZ003>005-MOZ110>112-114- 192330- FRANKLIN-HAMILTON-WILLIAMSON-SALINE-JOHNSON-POPE-ALEXANDER- PULASKI-MASSAC-CARLISLE-BALLARD-MCCRACKEN-STODDARD-SCOTT- MISSISSIPPI-NEW MADRID- INCLUDING THE CITIES OF...WEST FRANKFORT...MCLEANSBORO...HERRIN... HARRISBURG...VIENNA...GOLCONDA...CAIRO...MOUND CITY... METROPOLIS...BARDWELL...WICKLIFFE...PADUCAH...BLOOMFIELD... SIKESTON...CHARLESTON...NEW MADRID 529 PM CDT SUN APR 19 2009 ...SIGNIFICANT WEATHER ADVISORY... A LINE OF STRONG THUNDERSTORMS WILL BRING GUSTY WINDS AND SMALL HAIL AS IT MOVES ACROSS PARTS OF SOUTHERN ILLINOIS...EXTREME SOUTHEAST MISSOURI...AND INTO WESTERN KENTUCKY. BY 630 PM...THE LINE OF STORMS WILL EXTEND FROM MCLEANSBORO ILLINOIS...SOUTH ACROSS HARRISBURG...TO BETWEEN PADUCAH KENTUCKY AND CAIRO ILLINOIS...TO BETWEEN NEW MADRID AND SIKESTON MISSOURI. SOME OF THESE STORMS WILL CONTAIN HAIL UP TO THE SIZE OF DIMES ALONG WITH WIND GUSTS FROM 40 TO 45 MPH. STORM MOVEMENT IS EAST AT 35 MPH. YORK
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PADUCAH KY 701 PM CDT SUN APR 19 2009 KYZ012-017-200115- TRIGG-CHRISTIAN- INCLUDING THE CITIES OF...CADIZ...HOPKINSVILLE 701 PM CDT SUN APR 19 2009 ...SIGNIFICANT WEATHER ADVISORY... A CLUSTER OF STRONG THUNDERSTORMS WILL BRING GUSTY WINDS AND SMALL HAIL AS IT MOVES ACROSS PARTS OF WESTERN KENTUCKY...FROM NEAR LINTON...NORTHEAST TO NEAR HOPKINSVILLE AND CROFTEN. THESE STORMS HAVE A HISTORY OF PRODUCING HALF INCH HAIL. IN ADDITION...WINDS MAY GUST FROM 40 TO 45 MPH. STORM MOVEMENT IS NORTHEAST AT 30 MPH.
The Evansville,IN radar (KVWX), 95 km away, was scanning. The volume nearest the first event began at 02:27 UTC.
1 flash flood. Local standard time, as filed.
A vehicle was swept off a roadway. The female occupant was rescued unhurt. Highway 142 was closed at the Interstate 64 underpass. A few secondary roads were closed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2009Every state in 2009This day in weather historyWarnings in Illinois, April 2009
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: 160211.