Two isolated severe thunderstorms produced damaging winds on the west and south side of Columbia and large hail in northern Clarendon County.
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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.
Two isolated severe thunderstorms produced damaging winds on the west and south side of Columbia and large hail in northern Clarendon County.
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 May 27, 1:51 PM EST, 18 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE COLUMBIA SC 251 PM EDT TUE MAY 27 2014 .SYNOPSIS... HIGH PRESSURE OFF THE SOUTHEAST COAST WILL CIRCULATE A MOIST SOUTHERLY FLOW INTO THE FORECAST AREA THROUGH WEDNESDAY. A COLD FRONT WILL PUSH SOUTHWARD AND THROUGH THE AREA BY FRIDAY NIGHT...STALLING JUST SOUTH OF THE AREA THROUGH THE WEEKEND. && .NEAR TERM /THROUGH TONIGHT/... FORECAST AREA REMAINS BENEATH THE AXIS OF THE UPPER RIDGE WITH SURFACE HIGH PRESSURE CENTERED OFF THE COAST USHERING WARM MOIST SOUTHERLY FLOW INTO THE AREA. ATMOSPHERE CONTINUES TO DESTABILIZE WITH LIFTED INDEX VALUES AROUND -6C AND CAPE AROUND 2000 J/KG. RADAR SHOWING SOME DEVELOPMENT AROUND THE COLUMBIA AREA AT THIS TIME ALONG A CONVERGENCE ZONE. THINK SEVERE STORMS ARE POSSIBLE BUT THINK WARM MID LEVEL TEMPS WILL BE AN INHIBITING FACTOR. STORM MOTION FROM THE WEST TO NORTHWEST AROUND 10 MPH WHICH WILL SUPPORT SLOW MOVING HEAVY RAINER STORMS WITH ISOLATED NUISANCE FLOODING POSSIBLE. CONVECTION DEVELOPING IN GEORGIA POSSIBLY ASSOCIATED WITH WEAK SHORTWAVE EXPECTED TO DRIFT INTO THE CSRA LATE AFTERNOON INTO EARLY EVENING SO WILL CARRY HIGHER CHANCE POPS THERE. LINGERING CONVECTION SHOULD DIMINISH LATE EVENING TO AROUND MIDNIGHT WITH PLENTY OF CONVECTIVE DEBRIS CLOUDS THROUGH EARLY MORNING. THINK THE CLOUD COVER WILL IMPACT LOW TEMPS...HOLDING THEM UP A BIT AND ALSO INHIBIT FOG DEVELOPMENT. OVERNIGHT LOWS EXPECTED TO BE IN THE UPPER 60S ACROSS THE REGION. && .SHORT TERM /WEDNESDAY THROUGH WEDNESDAY NIGHT/... OVERALL PATTERN WILL BE SLOW TO CHANGE THROUGH THURSDAY NIGHT AS THE UPPER LOW BECOME QUASI-STATIONARY OVER THE WESTERN GULF AREA AND A WEAK SURFACE FRONT MOVES TOWARD THE REGION FROM THE NORTH. THIS WILL KEEP THE FORECAST AREA UNDER SOUTHERLY FLOW WITH CHANCES OF MAINLY AFTERNOON AND EVENING THUNDERSTORMS EACH DAY. INSTABILITY WILL BE MODERATE ON WEDNESDAY AND SLIGHTLY LOWER ON THURSDAY WHICH WILL COMBINE WITH PWAT VALUES AROUND 1.6 INCHES. THREAT OF SEVERE REMAINS LOW AS FREEZING LEVEL REMAINS HIGH AND WINDS THROUGH THE COLUMN WILL BE LIGHT. AS SUCH MAIN SEVERE THREAT WILL BE FROM STRONG GUSTY WINDS. TEMPERATURES THROUGH THE SHORT TERM WILL BE IN THE UPPER 80S TO LOWER 90S FOR AFTERNOON HIGHS WITH OVERNIGHT LOWS IN THE MIDDLE TO UPPER 60S. && .LONG TERM /THURSDAY THROUGH MONDAY/... MODELS CONTINUE IN GOOD AGREEMENT WITH THE REMAINS OF THE UPPER LOW OVER THE CENTRAL GULF STATES AND A WEAK FRONTAL BOUNDARY CROSSING THE REGION. FRONT WILL SLOWLY CROSS THE FORECAST AREA ON FRIDAY AS THE UPPER LEVEL RIDGE BUILDS INTO THE EASTERN US. BY SUNDAY THE FRONT WILL BE SLIDING SOUTH OF THE AREA AS A DEEPENING UPPER LOW TRACKS SOUTHEASTWARD FROM THE NEW ENGLAND STATES SATURDAY MORNING TO OFF THE DELMARVA COAST BY SATURDAY EVENING. MODEL SOUNDINGS INDICATE PWAT VALUES IN EXCESS OF 1.6 INCHES REMAINING ACROSS THE FORECAST AREA ON FRIDAY AND SATURDAY WHICH WILL COMBINE WITH HEATING TO CONTINUE THE CHANCE OF AFTERNOON AND EVENING CONVECTION. HAVE NOT MADE SIGNIFICANT CHANGES TO THE POPS FOR FRIDAY AND SATURDAY AS FLOW ALOFT WILL BE WEAK LIMITING DIVERGENCE ALOFT...AS SUCH EXPECT CONVECTION COVERAGE TO BE SCATTERED. DRIER AIR WILL BE MOVING INTO THE REGION FOR SUNDAY ONWARD AS SURFACE HIGH PRESSURE SLIDES SOUTHWARD ALONG THE EASTERN SEABOARD. TEMPERATURES THROUGH THE LONG TERM WILL BE NEAR NORMAL TO SLIGHTLY ABOVE NORMAL. && .AVIATION /18Z TUESDAY THROUGH SUNDAY/... GENERALLY VFR CONDITIONS EXPECTED OUTSIDE OF THUNDERSTORMS. SCATTERED CONVECTION DEVELOPING OVER THE MIDLANDS AT FORECAST TIME WITH A MODERATELY UNSTABLE ENVIRONMENT IN PLACE. WILL CARRY VCSH CAE/CUB WITH TEMPORARY -TSRA THROUGH 21Z. ADDITIONAL CONVECTION DEVELOPING IN GEORGIA EXPECTED TO DRIFT INTO THE CSRA AND COULD IMPACT THE AGS/DNL TERMINALS SO WILL INCLUDE TEMPORARY TSRA THERE 21Z TO 28/01Z. OTHERWISE...GENERALLY SOUTHWESTERLY WINDS AROUND 10 MPH WITH VFR CUMULUS CLOUDS AND A BROKEN DECK OF HIGH LEVEL CLOUDS. EXPECT LINGERING CLOUDS THROUGH THE NIGHT WHICH SHOULD LIMIT FOG DEVELOPMENT TONIGHT ALTHOUGH TERMINALS THAT RECEIVE ANY SIGNIFICANT RAINFALL MAY BE SUSCEPTIBLE ANYWAY. A 25 KNOT FORECASTED LOW LEVEL JET WILL ALSO INHIBIT FOG FORMATION. WINDS WILL BECOME LIGHT AND VARIABLE DURING THE PREDAWN HOURS THEN PICK UP FROM THE WEST SOUTHWEST BY 15Z AROUND 10 KNOTS. EXTENDED AVIATION OUTLOOK...MAINLY DIURNAL CONVECTION MAY CAUSE BRIEF MVFR CONDITIONS DURING THE LATE AFTERNOON AND EARLY EVENING HOURS WEDNESDAY THROUGH SUNDAY. && .CAE WATCHES/WARNINGS/ADVISORIES... SC...NONE. GA...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE COLUMBIA SC 407 AM EDT TUE MAY 27 2014 GAZ040-063>065-077-SCZ015-016-018-020>022-025>031-035>038-041-280815- LINCOLN-MCDUFFIE-COLUMBIA-RICHMOND-BURKE-LANCASTER-CHESTERFIELD- MCCORMICK-NEWBERRY-FAIRFIELD-KERSHAW-EDGEFIELD-SALUDA-LEXINGTON- RICHLAND-LEE-AIKEN-SUMTER-BARNWELL-ORANGEBURG-CALHOUN-CLARENDON- BAMBERG- 407 AM EDT TUE MAY 27 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL GEORGIA AND CENTRAL SOUTH CAROLINA. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. 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 234 PM EDT TUE MAY 27 2014 SCZ027-028-037-271930- CALHOUN-LEXINGTON-RICHLAND- 234 PM EDT TUE MAY 27 2014 ...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF LEXINGTON...RICHLAND AND CALHOUN COUNTIES THROUGH 330 PM EDT... AT 230 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM...10 MILES EAST OF GASTON...MOVING EAST AT 10 MPH. SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE... CAYCE...EASTOVER...GASTON...PINE RIDGE AND SPRINGDALE... PREPARE NOW FOR THE FOLLOWING HAZARDS... GUSTY WINDS OF 40 TO 50 MPH... SMALL HAIL... FREQUENT CLOUD TO GROUND LIGHTNING... PRECAUTIONARY/PREPAREDNESS ACTIONS... REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY SHERIFF...OR USE WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.COLUMBIA.GOV TO RELAY SEVERE WEATHER REPORTS. && LAT...LON 3395 8063 3368 8068 3382 8115 3397 8112 TIME...MOT...LOC 1834Z 282DEG 8KT 3385 8091 HC
The Columbia radar (KCAE), 6 km away, was scanning. The volume nearest the first event began at 19:09 UTC.
5 thunderstorm wind. Local standard time, as filed.
TV station reported a large tree down on a car in the Edenwood neighborhood of Cayce.
Several TV stations reported multiple trees down on Sandy lane in Cayce. One fell on a home causing damage.
Sheriff reported several trees down on Cayce Riverwalk closing the walk.
DOT reported several trees down on the south side of Columbia.
Public reported trees down southwest of the Gable community on Brewington road and other rural roads.
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, May 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 2026-09-24. Each event’s entry at NCEI: 508887, 508888, 508889, 508890, 508891.