Nearly stationary thunderstorms produced some flash flooding in portions of Kershaw county where rainfall rates of up to an inch an hour occurred.
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 CAE wrote it up.
Nearly stationary thunderstorms produced some flash flooding in portions of Kershaw county where rainfall rates of up to an inch an hour occurred.
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 Columbia, SC wrote its last area forecast discussion before the first event at Jun 24, 1:32 PM EST, 1 hour 58 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE COLUMBIA SC 232 PM EDT SUN JUN 24 2012 .SYNOPSIS... TROPICAL STORM DEBBIE IS IN THE GULF OF MEXICO AND FUTURE MOVEMENT IS HIGHLY UNCERTAIN. A WEAK SURFACE TROUGH ACROSS THE REGION WILL BE A FOCUS FOR SCATTERED THUNDERSTORMS INTO MONDAY. A WEAK FRONTAL BOUNDARY WILL PUSH SOUTH OF THE REGION LATE MONDAY NIGHT WITH DRIER AND SLIGHTLY COOLER AIR FOR TUESDAY AND WEDNESDAY. ANOTHER WARMING TREND WILL DEVELOP THURSDAY INTO THE WEEKEND WITH TEMPERATURES ABOVE NORMAL. && .NEAR TERM /THROUGH TONIGHT/... UPPER TROUGHINESS OVER THE REGION WITH MODEL INDICATIONS OF AN UPPER IMPULSE MOVING SE INTO THE REGION TODAY...THOUGH MAINLY JUST TO OUR NORTH. SURFACE ANALYSIS INDICATES WEAK TROUGH STRETCHING ACROSS THE NORTH CENTRAL FA. SPC MESOANALYSIS INDICATES BETTER MOISTURE TODAY. SCATTERED SHOWERS AND A FEW THUNDERSTORMS DEVELOPING ON RADAR...MAINLY OVER THE NORTH AND NORTH CENTRAL FORECAST AREA...ALONG THE SURFACE TROUGH AND ALONG A DIFFERENTIAL HEATING BOUNDARY. THINK GOOD CHANCE POPS CONTINUE TO LOOK GOOD. LOCAL 00Z WRF MODEL RUN INDICATED CONVECTION SHIFTING SOUTH INTO THE SOUTHERN FA LATER TODAY AND THIS EVENING. CONFIDENCE OF CONVECTION SPREADING TO THE SOUTHERN FA SOMEWHAT LIMITED BY THE LOCATION OF THE SURFACE TROUGH TO THE NORTH..AND EXISTING CONVECTION TO THE NORTH DRIFTING SLOWLY NORTH...AND INSOLATION ACROSS THE SOUTH IMPEDED SOME BY HIGH LEVEL CLOUD COVER FROM TS DEBBY. SO...CONCENTRATED HIGHER POPS ACROSS THE NORTH/NORTH CENTRAL IN THE NEAR TERM. MODERATE TO STRONG INSTABILITIES DEVELOPING TODAY. SPC HAS REGION IN SLIGHT RISK SEVERE TODAY. STORMS EXPECTED TO SHOW LITTLE MOVEMENT...SO WILL HAVE TO WATCH FOR LOCALLY HEAVY RAINFALL POTENTIAL. TS DEBBY IN THE GULF OF MEXICO...FORECAST TO MOVE SLOWLY WEST. FORECAST MOVEMENT IS HIGHLY UNCERTAIN. SOME HIGH CLOUDINESS ASSOCIATED WITH THE SYSTEM MAY DRIFT INTO PORTIONS OF THE FA...THOUGH A NW UPPER FLOW OVER OUR REGION MAY KEEP THE BULK OF IT SUPPRESSED JUST TO OUR SOUTH. HOWEVER...LATEST SATELLITE TRENDS SHOW A LOT OF IT GETTING INTO THE SOUTHERN FA. && .SHORT TERM /MONDAY THROUGH TUESDAY NIGHT/... CONFIDENCE IN THIS FORECAST IS VERY LOW DUE TO UNCERTAINTY IN THE MOVEMENT OF TS DEBBIE AND FRONTAL BOUNDARY APPROACHING FROM THE NORTH. TROPICAL STORM DEBBIE IS IN THE GULF OF MEXICO AND FORECAST TO DRIFT SLOWLY TO THE WEST. FORECAST MOVEMENT AND SPEED IS HIGHLY UNCERTAIN AT THIS TIME AS MODELS DIFFER QUITE A BIT. A WEAK BOUNDARY IS FORECAST TO MOVE OVER THE AREA FROM THE NORTH ON TUESDAY. MODELS NOT IN AGREEMENT ON HOW FAR SOUTH THIS BOUNDARY WILL PROGRESS. AT THIS TIME WILL KEEP SLIGHT CHANCE TO CHANCE POPS OVER THE AREA THROUGH TUESDAY. FORECAST TEMPS ON MONDAY IS FOR LOW 90S AND ON TUESDAY UPPER 80S ASSUMING FRONTAL BOUNDARY PRESSES SOUTH ACROSS THE AREA. && .LONG TERM /WEDNESDAY THROUGH SUNDAY/... UNCERTAINTY IN THE EXTENDED PERIOD DUE TO POSSIBLE INFLUENCE OF TROPICAL MOISTURE IN THE GULF OF MEXICO. HOWEVER ENSEMBLE MEAN KEEPS MOISTURE AWAY FROM THE REGION. UPPER TROUGH ALONG THE SOUTHEAST COAST WEDNESDAY WILL MOVE EAST AND AN UPPER RIDGE WILL BUILD OVER THE AREA THURSDAY THROUGH SATURDAY. ENSEMBLE MEAN 850 MB TEMPS ARE QUITE WARM ... 22 TO 23 DEG C WHICH WOULD MEAN IT WILL GET HOT WITH TEMPS IN THE UPPER 90S TO NEAR 100. EXPECT MAINLY ISOLATE DIURNAL THUNDERSTORMS DUE TO UPPER RIDGING WITH POPS INCREASING SOME OVER THE WEEKEND AS RIDGE AXIS MOVES SLOWLY EAST. && .AVIATION /18Z SUNDAY THROUGH FRIDAY/... WEAK SURFACE TROUGH EXTENDING ACROSS THE NORTH/CENTRAL FA. SPC MESOANALYSIS INDICATES BETTER MOISTURE TODAY. EXPECTING SCATTERED THUNDERSTORMS TO DEVELOP. LATEST RADAR INDICATES SCATTERED SHOWERS AND A FEW THUNDERSTORMS HAVE DEVELOPED ACROSS PORTIONS OF THE NORTHERN AND CENTRAL FORECAST AREA...INCLUDING NEAR AND JUST NORTH OF CAE/CUB. WILL INCLUDE A NEAR TERM VCTS/CB CLOUD GROUP AT CAE/CUB. OTHERWISE...CONFIDENCE MAY BE A LITTLE TOO LOW TO INCLUDE MENTION IN THE OTHER TAFS. WILL MONITOR TRENDS AND LATEST GUIDANCE AND AMEND TAFS IF NECESSARY. RADIATION FOG OR STRATUS POTENTIAL LATE TONIGHT/MONDAY MORNING MAY BE DEPENDENT ON EXTENT OF MID AND HIGH LEVEL CLOUD COVER FROM PREVIOUS CONVECTION OR FROM TS DEBBY. WILL CONCENTRATE MORE ON THAT POTENTIAL AND WILL HAVE HIGHER CONFIDENCE OF THAT IN LATER TAF ISSUANCES. FOR NOW WILL MAINTAIN MVFR MENTION IN A TEMPO GROUP AT FOG PRONE AGS/OGB. EXTENDED AVIATION OUTLOOK...POTENTIAL FOR LATE NIGHT/EARLY MORNING FOG...AND A SLIGHT CHANCE OF AFTERNOON/EVENING SHOWERS AND THUNDERSTORMS..CAN BE EXPECTED THROUGH TUESDAY. && .CAE WATCHES/WARNINGS/ADVISORIES... SC...NONE. GA...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 404 AM EDT SUN JUN 24 2012 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-250815- LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- 404 AM EDT SUN JUN 24 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL GEORGIA AND CENTRAL SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE THIS AFTERNOON INTO TONIGHT IN WARM AND UNSTABLE AIRMASS. A FEW STORMS MAY BECOME STRONG TO SEVERE...WITH DAMAGING WINDS AND HAIL. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
133 PM EDT SUN JUN 24 2012
SCZ020-021-027-028-241830-
FAIRFIELD-LEXINGTON-NEWBERRY-RICHLAND-
133 PM EDT SUN JUN 24 2012
...SHOWERS AND THUNDERSTORMS PRODUCING LOCALLY HEAVY RAIN WILL
IMPACT PORTIONS OF FAIRFIELD...LEXINGTON...NEWBERRY AND RICHLAND
COUNTIES THROUGH 230 PM EDT...
AT 129 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS AND THUNDERSTORMS...ALONG A LINE EXTENDING FROM PEAK TO FORT
JACKSON...MOVING NORTHEAST AT 5 MPH.
THESE SLOW MOVING SHOWERS AND THUNDERSTORMS WILL PRODUCE LOCALLY
HEAVY RAIN. A REPORT OF RAINFALL AMOUNTS OF ONE INCH IN THE PAST
HALF HOUR WAS RECEIVED IN THE BALLENTINE AREA.
SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
LITTLE MOUNTAIN...PEAK...CHAPIN...IRMO...AND COLUMBIA.
PREPARE NOW FOR THE FOLLOWING HAZARDS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THUNDERSTORMS POSE A VARIETY OF THREATS TO BOATERS ON LAKE MURRAY.
YOUR BEST COURSE OF ACTION DURING A THUNDERSTORM IS TO SEEK SAFE
HARBOR.
HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT.
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.
&&
LAT...LON 3411 8076 3407 8073 3408 8069 3398 8102
3419 8152 3433 8130
TIME...MOT...LOC 1730Z 245DEG 3KT 3421 8134 3406 8081SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBIA SC 137 PM EDT SUN JUN 24 2012 SCZ015-016-022-241830- CHESTERFIELD-KERSHAW-LANCASTER- 137 PM EDT SUN JUN 24 2012 ...SHOWERS AND THUNDERSTORMS PRODUCING LOCALLY HEAVY RAIN WILL IMPACT PORTIONS OF CHESTERFIELD...KERSHAW AND LANCASTER COUNTIES THROUGH 230 PM EDT... AT 133 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED NEARLY STATIONARY SHOWERS AND THUNDERSTORMS...FROM NEAR LAKE WATEREE...EAST TO NEAR WESTVILLE...AND KERSHAW. SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE... HEATH SPRINGS...KERSHAW...WESTVILLE...JEFFERSON...BETHUNE...AND MCBEE... PREPARE NOW FOR THE FOLLOWING HAZARDS... PRECAUTIONARY/PREPAREDNESS ACTIONS... HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY MAY BE WASHED OUT. REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7 7...6 3 3...6 7 7 2. && LAT...LON 3459 8083 3465 8023 3446 8018 3431 8069 TIME...MOT...LOC 1735Z 270DEG 0KT 3449 8073 3456 8030
The Columbia radar (KCAE), 60 km away, was scanning. The volume nearest the first event began at 20:29 UTC.
3 flash flood. Local standard time, as filed.
Sink hole developed in the Kirkland Street area from flooding caused by heavy rain.
Sheriff reported cars flooded out in the Walmart parking lot on Dekalb Street.
Automated observing station at Woodward Field in Camden reported 2.01 inches of rainfall in about 1 hour and 40 minutes.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in South Carolina in 2012Every state in 2012This day in weather historyWarnings in South Carolina, June 2012
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: 378933, 378936, 378934.