Runoff from thunderstorms produced flooding.
Every event with a place to put it. 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 episode as NWS SGF wrote it up.
Runoff from thunderstorms produced 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 Springfield, MO wrote its last area forecast discussion before the first event at Sep 5, 5:53 AM CST, 30 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SPRINGFIELD MO 653 AM CDT SAT SEP 5 2009 ...UPDATE TO AVIATION... .DISCUSSION... SHOWERS AND THUNDERSTORMS FOR A PORTION OF THE HOLIDAY WEEKEND ALONG WITH BELOW NORMAL TEMPERATURES...WARMER AND DRIER EARLY NEXT WEEK WITH A CHANCE FOR THUNDERSTORMS LATE IN THE WORK WEEK ARE THE FORECAST HIGHLIGHTS. THE UPPER LEVEL LOW HAS MIGRATED INTO THE CENTRAL OZARKS OVERNIGHT BRINGING A CONTINUATION OF SHOWERS AND THUNDERSTORMS. RAIN HAS BEEN PERSISTENT IN THE CENTRAL OZARKS WITH FAVORABLE LIFT FROM THE LOW AND ACROSS SOUTHERN MISSOURI WHERE CONVECTION IS TRAINING ALONG AN OUTFLOW BOUNDARY AND A DISTURBANCE ROTATING THROUGH THE UPPER TROUGH. NEAR STRONG THUNDERSTORM UPDRAFTS RAINFALL RATES HAVE BEEN EFFICIENT WITH PRECIPITABLE WATER VALUES NEAR AN INCH AND A HALF ACROSS THE AREA. ISOLATED AREAS OF HEAVY RAIN HAVE PRODUCED AMOUNTS EXCEEDING 3 INCHES IN MORGAN AND PULASKI COUNTIES ALONG WITH PORTIONS OF SOUTHERN MISSOURI. WILL HAVE TO CONTINUE TO MONITOR FOR THE POTENTIAL OF FLASH FLOODING IN THESE AREAS DUE TO HIGH RAINFALL RATES AND TRAINING CONVECTION. BEST CHANCES FOR SHOWERS AND THUNDERSTORMS TODAY WILL REMAIN EAST OF THE HIGHWAY 71 CORRIDOR. HIGH TEMPERATURES ONCE AGAIN TODAY WILL BE 5 TO 10 DEGREES BELOW NORMAL. FORECAST MODELS PROG UPPER LEVEL LOW GRADUALLY LIFTING NORTHEAST TONIGHT AND SUNDAY. AS THE LOW EXITS...HAVE TAPERED PRECIPITATION CHANCES. WILL NEED TO MONITOR FOR THE POTENTIAL DEVELOPMENT OF FOG TONIGHT ACROSS SOUTHEAST KANSAS AND WEST MISSOURI WITH STRONG ISENTROPIC DOWNGLIDE ALONG THE 315K SURFACE EXPECTED TO BRING SOME CLEARING. IF SUFFICIENT CLEARING MATERIALIZES...FOG WOULD DEVELOP OVERNIGHT WITH A MOIST GROUND FROM RECENT RAINFALL AND LIGHT WINDS. WARMER AND DRIER WEATHER RETURNS EARLY NEXT WEEK WITH AN UPPER LEVEL RIDGE BUILDING INTO THE PLAINS WHILE AN UPPER TROUGH DIGS INTO THE PACIFIC NORTHWEST. NEXT CHANCE FOR PRECIPITATION ARRIVES WEDNESDAY NIGHT AND THURSDAY WITH THE UPPER TROUGH TRACKING INTO THE NORTHERN PLAINS AND ASSOCIATED COLD FRONT MOVING INTO THE OZARKS. ANGLE && .AVIATION... IFR CONDITIONS IN LOW STRATUS AND FOG WILL PREVAIL THIS MORNING ACROSS THE AREA. A GRADUAL IMPROVEMENT IS EXPECTED THIS AFTERNOON WITH CEILINGS GRADUALLY LIFTING. A FEW SHOWERS AND POSSIBLY A THUNDERSTORM COULD DEVELOP ANYTIME DURING THE DAY. WITH A VERY MOIST AIRMASS REMAINING IN PLACE...LOW STRATUS AND FOG WILL LIKELY FORM AGAIN LATE TONIGHT INTO SUNDAY MORNING. FOSTER && .SGF WATCHES/WARNINGS/ADVISORIES... MO...NONE. KS...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SPRINGFIELD MO 504 AM CDT SAT SEP 5 2009 KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-061015- BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-MARIES-VERNON- ST. CLAIR-HICKORY-CAMDEN-PULASKI-PHELPS-BARTON-CEDAR-POLK-DALLAS- LACLEDE-TEXAS-DENT-JASPER-DADE-GREENE-WEBSTER-WRIGHT-NEWTON- LAWRENCE-CHRISTIAN-DOUGLAS-HOWELL-SHANNON-MCDONALD-BARRY-STONE- TANEY-OZARK-OREGON- 504 AM CDT SAT SEP 5 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE MISSOURI OZARKS AND EXTREME SOUTHEAST KANSAS. .DAY ONE...TODAY AND TONIGHT. THUNDERSTORMS WILL BE POSSIBLE TODAY ACROSS THE OUTLOOK AREA AS AN UPPER LEVEL LOW TRACKS THROUGH THE CENTRAL OZARKS. SEVERE THUNDERSTORMS ARE NOT EXPECTED...HOWEVER LOCALIZED HEAVY RAIN WILL BE POSSIBLE ALONG WITH FLASH FLOODING WHERE THUNDERSTORMS TRAIN. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. AREAS OF FOG WILL BE POSSIBLE ACROSS SOUTHEAST KANSAS AND WEST MISSOURI EARLY SUNDAY MORNING. THUNDERSTORM CHANCES WILL CONTINUE OVER SOUTH CENTRAL MISSOURI SUNDAY WITH THE WEAKENING UPPER LEVEL LOW SHIFTING EAST OF THE MISSOURI OZARKS SUNDAY NIGHT. NO SEVERE THUNDERSTORMS ARE EXPECTED OVER THE HOLIDAY WEEKEND. ADDITIONAL THUNDERSTORMS WILL BE POSSIBLE LATE WEDNESDAY INTO THURSDAY WITH A COLD FRONT MOVING THROUGH THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT. SPOTTERS ARE ENCOURAGED TO RELAY REPORTS OF FLOODING AND HEAVY RAIN. && THIS PRODUCT IS NOW AVAILABLE IN GRAPHICAL FORMAT...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...AT HTTP://WWW.CRH.NOAA.GOV/SGF(ALL LOWERCASE) ANGLE
The national radar mosaic for the moment the first event began.
4 flood. Local standard time, as filed.
The bridge over Little Buffalo Creek on Clear Water Road washed out.
Timber restricting water flow through the bridge over Gabriel Creek produced flooding along Ehlers Road.
State Highway T was closed due to flooding near Mammoth.
State Route 142 was closed due to flooding near Moody.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Missouri in 2009Every state in 2009This day in weather historyWarnings in Missouri, September 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: 196765, 196766, 196767, 196768.