Persistent wet weather across the Upper Mississippi Valley sent several small crests down the river, keeping the river above flood stage at Thebes.
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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.
Persistent wet weather across the Upper Mississippi Valley sent several small crests down the river, keeping the river above flood stage at Thebes.
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 Jul 31, 11:02 PM CST, 58 minutes earlier.
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE PADUCAH KY 1202 AM CDT SUN AUG 1 2010 .UPDATE... UPDATED AVIATION SECTION FOR 06Z TAF ISSUANCE. THE DISCUSSION SECTION IS UNCHANGED FROM THE 823 PM PRODUCT ISSUANCE. && .DISCUSSION... CONVECTION ALONG THE KY/TN BORDER IS IN LINE WITH SFC-925 MB FRONTAL ZONE...WHILE THE ISOLATED CONVECTION OVER EAST CENTRAL ILLINOIS/SWRN INDIANA IS ALONG THE SHARPEST GRADIENT BETWEEN THE 850-700 MB TROUGH AXIS. THERE IS STILL ENOUGH SURFACE BASED THETA-E CONVERGENCE TO SUPPORT CONTINUED ISOLATED TO WIDELY SCATTERED CONVECTION ALONG BOTH ZONES OF FOCUSED LIFT THIS EVENING. HOWEVER...DRIER AIR NOTED ON THE GOES SOUNDER WATER VAPOR IMAGERY /CENTERED IN THE 700-850 MB LAYER/ MOVING IN FROM THE NORTHWEST...SHOULD WORK TO LIMIT BUOYANCY AS DRIER AIR IS ENTRAINED AT LOW AND MID LEVELS THROUGH THE WFO PAH FORECAST AREA. I HAVE LEFT A SMALL CHANCE /ISOLATED THUNDERSTORMS/ OVER SOUTHEAST ILLINOIS AND SOUTHWEST INDIANA THROUGH THE LATE EVENING HOURS. OTHERWISE DRY CONDITIONS SHOULD PREVAIL AFTER MIDNIGHT ACROSS THE WFO PAH FORECAST AREA. AT THIS TIME...ANY FOG PRODUCTION SHOULD BE MINIMAL...WITH THE POSSIBLE EXCEPTION OF THE MOUNT VERNON IL AREA. THERE SHOULD BE ENOUGH MIXING/DRY AIR INTRUSION TO LIMIT ANY MEANINGFUL FOG PRODUCTION OVERNIGHT. /PREVIOUS DISCUSSION ISSUED 150 PM CDT SAT JUL 31 2010/ WILL MAKE A LAST MINUTE CALL ON POTENTIAL AFTERNOON AND EARLY EVENING CONVECTION. LAPS SHOWS BEST INSTABILITY ACROSS THE SOUTHERN 1/2 OF THE AREA THIS AFTERNOON...WITH THE BOUNDARY FROM JUST SOUTH OF KFAM...TO KMDH TO A WEAK LOW OVER KLWV. SPC JUST ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WEST KENTUCKY. PRODUCTS TO BE OUT SHORTLY. OVERNIGHT SHOULD BE DRY...WITH DRY POST FRONTAL WEATHER EXPECTED SUNDAY AS WELL. THEN HEIGHTS RISE AND TEMPS ALOFT WARM AS THE UPPER RIDGE BUILDS NORTH AGAIN MONDAY THROUGH TUESDAY. IT SHOULD BE RATHER HOT...ESPECIALLY TUESDAY AND WEDNESDAY WITH MAXIMUM HEAT INDEX VALUES 105 TO 110. ISSUED A SPS TO HIGHLIGHT THIS. LONG RANGE GFS IS STILL SHOWING A WEAK FRONT MOVING THROUGH THE AREA LATE WED INTO THUR. ECMWF 00Z RUN BACKED OFF. TENDED TOWARD THE GFS...SINCE THE ECMWF HAS BEEN FLIP FLOPPING. STILL THE WEAK FRONT WILL ONLY PROVIDE SLIGHTLY LOWER TEMPS AND DEW POINTS...AND JUST A SMALL CHANCE OF CONVECTION MID TO LATE WEEK. && .AVIATION... GUIDANCE LEANING MORE TOWARD AN MVFR TO IFR FOG EVENT TOWARD SUNRISE THIS MORNING...RATHER THAN LOW CEILINGS. HAVE ADJUSTED THE TAFS ACCORDINGLY. OTHERWISE NO ISSUES EXPECTED TODAY AND THIS EVENING...WITH VFR CONDITIONS EXPECTED ALONG WITH LIGHT NORTHEAST WINDS. && .PAH WATCHES/WARNINGS/ADVISORIES... KY...NONE. MO...NONE. IL...NONE. IN...NONE. && AVIATION...DRS SHORT TERM...SMITH
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PADUCAH KY 1113 PM CDT SAT JUL 31 2010 ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087- 100-107>112-114-011000- 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- 1113 PM CDT SAT JUL 31 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY AND SOUTHEAST MISSOURI. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THUNDERSTORMS ARE POSSIBLE IN THE INTERSTATE 64 CORRIDOR AS EARLY AS TUESDAY NIGHT. SCATTERED TO WIDELY SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS THE ENTIRE REGION FROM WEDNESDAY NIGHT ON DUE TO ANOTHER FRONTAL BOUNDARY SINKING INTO THE AREA FROM THE NORTH. SWELTERING CONDITIONS WILL RETURN ACROSS THE REGION NEXT WEEK. PEAK AFTERNOON TEMPERATURES WILL BE IN THE MIDDLE TO UPPER 90S MONDAY THROUGH WEDNESDAY. ALSO...HEAT INDICES OF 105 AND GREATER ARE LIKELY WEST OF THE MISSISSIPPI RIVER FOR THE SAME TIME PERIOD. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. SMITH
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Minor flooding of the Mississippi River persisted from July into early August. Some fields in low-lying bottomlands were submerged.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Illinois in 2010Every state in 2010This day in weather historyWarnings in Illinois, 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: 251475.