Scattered strong to severe thunderstorms developed along a weak frontal boundary and an approaching upper level low pressure system.
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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 CAE wrote it up.
Scattered strong to severe thunderstorms developed along a weak frontal boundary and an approaching upper level low pressure system.
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 11, 11:14 AM EST, 50 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE COLUMBIA SC 1214 PM EDT WED JUN 11 2014 .SYNOPSIS... EXPECT INCREASED RAIN CHANCES AS AN UPPER TROUGH APPROACHES THE REGION FROM THE WEST...AND ATMOSPHERIC MOISTURE INCREASES. WEAK UPPER TROUGHINESS AND SUFFICIENT ATMOSPHERIC MOISTURE WILL PROVIDE CONTINUED CHANCES OF MAINLY AFTERNOON AND EVENING THUNDERSTORMS THROUGH EARLY NEXT WEEK...WITH NEAR NORMAL TEMPERATURES. && .NEAR TERM /THROUGH TONIGHT/... UPPER AND SURFACE HIGH TO OUR SE WITH UPPER AND SURFACE LOW TO OUR NW PROVIDING A DEEP MOIST SW FLOW FOR OUR REGION...WITH INCREASING ATMOSPHERIC MOISTURE EXPECTED TODAY LEADING TO INCREASED POPS/THUNDERSTORM CHANCES. MODEL GUIDANCE SUGGESTS BATCH OF CONVECTION TO OUR WEST...ASSOCIATED WITH APPROACHING UPPER TROUGH...WILL MOVE EAST INTO OUR REGION THIS AFTERNOON AND COMBINE WITH AN EXPECTED SEA BREEZE BOUNDARY TO RESULT IN AT LEAST LIKELY CHANCES OF SHOWER AND THUNDERSTORM ACTIVITY THIS AFTERNOON AND EVENING. INSTABILITY NOT PROGGED TO BE AS GREAT TODAY AS TUESDAY...BUT SUFFICIENT INSTABILITY TO PROVIDE A THREAT OF SEVERE WIND GUSTS WITH A FEW OF THE STRONGER STORMS. HIGHER PRECIPITABLE WATER VALUES TODAY WILL LEAD TO ENHANCED LOCALLY HEAVY RAIN/FLOODING THREAT WITH ANY SLOW MOVING...TRAINING...OR MERGING ECHOES. && .SHORT TERM /THURSDAY THROUGH FRIDAY NIGHT/... THE MAIN UPPER LOW CONTINUES TO WEAKEN AND MOVE EASTWARD TOWARDS THE REGION THURSDAY INTO FRIDAY. THE MAIN TROUGH MOVES EAST FRIDAY...BUT WILL QUICKLY BE REPLACE WITH A SECOND TROUGH DROPPING INTO THE REGION. THIS WILL CONTINUE TO KEEP UNSETTLED CONDITIONS IN THE FORECAST. THERE SHOULD STILL BE ENOUGH LOW-LEVEL MOISTURE AND INSTABILITY IN THE AFTERNOON HOURS TO PRODUCE AT LEAST SCATTERED SHOWERS AND THUNDERSTORMS BOTH DAYS. ACTIVITY SHOULD DIMINISH LATE IN THE EVENING HOURS. AFTERNOON HIGHS THURSDAY ADVERTISED TO BE A FEW DEGREES COOLER UNDER THE UPPER LOW...MAINLY DUE TO THE INCREASE IN CLOUD COVER ASSOCIATED WITH THE LOW. TEMPS THURSDAY IN THE MIDDLE TO UPPER 80S. FOR FRIDAY READINGS SHOULD ONCE AGAIN BE ABLE TO CLIMB TO AROUND 90. OVERNIGHT LOWS FALLING INTO THE MIDDLE TO UPPER 60S BOTH NIGHTS. && .LONG TERM /SATURDAY THROUGH WEDNESDAY/... LONGER RANGE MODELS NOW SHOWING THE REGION SANDWICHED BETWEEN UPPER RIDGING OFF THE SOUTHEASTERN COAST AND WEAK RIDGING ACROSS THE SOUTHERN MISSISSIPPI VALLEY. THIS KEEPS A WEAK UPPER TROUGH OVER THE AREA INTO THE FIRST PART OF NEXT WEEK. BY MID- WEEK...DEEPER TROUGH TAKES HOLD IN THE WESTERN STATES...HELPING TO BUILD A WEAK RIDGE ACROSS THE EAST. STILL MUCH UNCERTAINTY WITH POPS THROUGH THE PERIOD. WOULD EXPECT TYPICALLY SUMMER PATTERN OF DIURNAL CONVECTION. NEAR CLIMO TEMPS. && .AVIATION /16Z WEDNESDAY THROUGH SUNDAY/... VFR AT ALL TERMINALS THIS MORNING WITH SCT MID LEVEL CLOUDS WITH CU AT 4-5K FT DEVELOPING. BY 18Z CLOUD COVERAGE WILL INCREASE ACROSS THE AREA AND SHOWERS AND THUNDERSTORMS WILL DEVELOP. EXPECT TEMPO MVFR MAINLY BETWEEN 18Z AND 22Z IN CONVECTIVE ACTIVITY. WIND WILL GENERALLY BE FROM THE SOUTH TO SOUTHWEST AT 10KTS OR LESS THROUGH THE PERIOD EXCEPT FOR HIGHER WIND SPEEDS AND GUSTS IN THUNDERSTORMS. EXTENDED AVIATION OUTLOOK...SCATTERED THUNDERSTORMS EACH DAY MAY CAUSE BRIEF MVFR CIGS/VSBYS. && .CAE WATCHES/WARNINGS/ADVISORIES... SC...NONE. GA...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 420 AM EDT WED JUN 11 2014 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-120830- LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- 420 AM EDT WED JUN 11 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL GEORGIA AND CENTRAL SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. THUNDERSTORMS LIKELY THIS AFTERNOON THROUGH EARLY TONIGHT. A FEW OF THE STORMS COULD REACH SEVERE LIMITS AND PRODUCE STRONG DAMAGING WIND GUSTS. SOME OF THE STORMS WILL BE CAPABLE OF PRODUCING LOCALLY HEAVY RAIN AND FLOODING. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The Columbia radar (KCAE), 73 km away, was scanning. The volume nearest the first event began at 17:04 UTC.
4 thunderstorm wind, 1 hail. Local standard time, as filed.
The Highway Department reported trees down just outside of Trenton.
Highway Department reported trees down in the town of Edgefield.
Trained Spotter reported dime size hail on the Edgefield County side of North Augusta.
Highway Department reported trees down near Martintown Road and Murrah Road.
Utility Company reported multiple trees down on power lines between Batesburg-Leesville and Pelion.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in South Carolina in 2014Every state in 2014This day in weather historyWarnings in South Carolina, June 2014
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 2026-10-01. Each event’s entry at NCEI: 511871, 511872, 511873, 511874, 511875.