North Carolina, 2013

Flash Flood in North Carolina, June 24, 2013

June 24, 2013 · NWS GSP · 1 event in 1 county or zone

The Little River flooded a road during the early morning hours of the 24th in Transylvania County.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What happened

The episode as NWS GSP wrote it up.

The Little River flooded a road during the early morning hours of the 24th in Transylvania County.

What forecasters said that day

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 Greenville-Spartanburg, SC wrote its last area forecast discussion before the first event at Jun 24, 12:54 AM EST, 1 hour 26 minutes earlier.

Area forecast discussion, Jun 24, 12:54 AM EST, 1 hour 26 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
154 AM EDT MON JUN 24 2013

.SYNOPSIS...
A BERMUDA HIGH OFF THE CAROLINA COAST WILL HELP PUMP A MOIST
SOUTHERLY FLOW INTO THE AREA THROUGH THE END OF NEXT WEEK. AS THIS
MOISTURE INCREASES AFTERNOON SHOWERS AND THUNDERSTORMS WILL ALL SO
INCREASE IN COVERAGE ACROSS THE CAROLINAS. A COOL FRONT IS EXPECTED
TO ENTER THE PICTURE FOR THE WEEKEND.

&&

.NEAR TERM /THROUGH TODAY/...
AS OF 155 AM MONDAY...CONVECTION REDEVELOPED ALONG AND SOUTH OF THE
NC/SC ESCARPMENT. THIS WILL LINGER A FEW MORE HOURS BEFORE
DISSIPATING BY DAYBREAK. EXPECT CLOUDS TO INCREASE THRU THE NIGHT
ALONG WITH PATCHY FOG. LOWS A DEGREE OR TWO WARMER THAN PREV
EXPECTED.

AS OF 915 PM EDT SUNDAY...LIGHT SOUTHWEST FLOW AND A BOOST FROM AN
OUTFLOW BNDRY THAT MOVES INTO THE MTNS RECENTLY CONTINUES TO SUPPORT
CONVECTION ALONG AND NEAR THE BLUE RIDGE. THE FORCING SHOULDN/T BE
STRONG ENOUGH TO MAINTAIN THIS CONVECTION FOR MORE THAN ANOTHER
HOUR...POSSIBLY TWO. THAT/S ALSO WHAT THE 4KM SPC WRF WAS
SHOWING...SO CONFIDENCE IN CONVECTION DYING OFF BY MIDNIGHT IS GOOD.
THE ONLY CONCERN IS THAT LAPS CAPES REMAIN HIGH OVER THE WRN UPSTATE
AND NE GA AND OUTFLOW WILL WORK SOON INTO THESE AREAS FROM THE
SOUTHWEST. THEREFORE I HOLD ON TO LOW POPS DOWN THAT WAY THE
LONGEST. STILL...FOR THE MOST PART...I/VE ADJUSTED POPS DOWN
OVERNIGHT.

AS OF 645 PM EDT SUNDAY...LAPS IS SHOWING THAT SB CAPE HAS INCREASED
TO AROUND 2500 J/KG OVER THE UPSTATE AND SRN NC PIEDMONT. THERE IS
EVEN SOME RATHER DENSE CAPE BETWEEN -20 DEG C AND -40 DEG C. AND
SURE ENOUGH WE HAVE HAD ONE SEVERE STORM WITH AN INTENSE LOOKING
HAIL CORE OVER ERN SPARTANBURG COUNTY IN THE LAST FEW MINUTES. THIS
AREA ROUGHLY EAST OF GREENVILLE...UP TO THE BLUE RIDGE AND EAST TO
AROUND GAFFNEY AND SHELBY WILL SEE NUMEROUS STORMS OVER THE NEXT FEW
HOURS AND THE GRIDS HAVE BEEN UPDATED TO REFLECT THIS.

AS OF 420 PM EDT SUNDAY...TRIMMED POPS BACK ACROSS THE FOOTHILLS FOR
THE NEXT HOUR...BUT AS THE DAY SHIFT NOTED...OUTFLOW BNDRYS
APPROACHING FROM THE SOUTH SHOULD TRIGGER MORE CONVECTION IN THIS
AREA IN SHORT ORDER....ESPECIALLY ACROSS UPSTATE SOUTH CAROLINA AND
FARTHER EAST ACROSS THE NORTHEAST PIEDMONT OF SOUTH
CAROLINA...ROUGHLY ALONG A LINE FROM GREENVILLE TO ROCK HILL.

AS OF 245 PM...LATEST WATER VAPOR IMAGES CONTINUED TO INDICATE THAT
THE CENTER OF THE MID LEVEL VORT MAX WAS TRACKING NW ACROSS KY.
REGIONAL RADAR INDICATED THAT SHRA AND TSRA HAVE DEVELOPED ACROSS
THE CENTRAL CAROLINAS AND EASTERN PIEDMONT...WITHIN A REGION OF WEAK
MOISTURE CONVERGENCE. ANOTHER BKN BAND OF SHRA AND TSRA HAS
DEVELOPED OVER THE EAST FACING SLOPES OF THE NC MTNS AND FOOTHILLS.
OBSERVED 12Z SOUNDINGS AT KFFC AND KGSO INDICATED THAT STORM MOTIONS
WILL FAVOR THE CURRENT ACTIVITY TO DRIFT NORTHWARD THROUGH THE
REMAINDER OF THIS AFTERNOON. SOUNDINGS ALSO REVEAL FZL ABOVE 13.5
KFT...PW VALUES GREATER THE 1.4 INCHES...CAPE VALUES BETWEEN
1500-2000 J/KG...MINIMAL CIN. GIVEN THE WEAK UPPER SUPPORT...UPSLOPE
FLOW...AND GRADUAL INCREASING OF LLVL MOISTURE CONVERGENCE...SHRA
AND TSRA COVERAGE SHOULD INCREASE THROUGH THIS AFTERNOON.

THROUGH 5 PM...I WOULD EXPECT THE CLUSTER OF SHRA/TSRA OVER CLT TO
SLOWLY DRIFT NORTH. HOWEVER...CONVECTION WILL LIKELY ENCOUNTER LESS
INSTABILITY AND LLVL CONVERGENCE...ERODING SOME OF THE COVERAGE N OF
I-40. HOWEVER...CONVECTION OVER THE CENTRAL SC WILL MOVE OVER THE
UPSTATE...POSSIBLY INCREASING IN COVERAGE. MTN COVERAGE WILL LIKELY
REMAIN...WITH SLIGHT DECREASE NEAR THE TN BORDER.

OVERNIGHT...SOME OF THE CONVECTION ALLOWING MODELS INDICATES THAT
THE CURRENT COVERAGE WILL NOT SURVIVE PAST THE PRIME DIURNAL TIMING.
THIS APPEARS POSSIBLE GIVEN THE LACK OF UPPER SUPPORT. HOWEVER...VIS
SATELLITE INDICATES THAT THE SEA BREEZE IS TRACK NW ACROSS THE
COASTAL PLAIN. THE WINDS THIS EVENING AND TONIGHT WOULD FAVOR THE
BOUNDARY CONTINUING TO MOVE NW. THE COMBINATION OF THE REMNANT SEA
BREEZE AND LINGERING CAPE WOULD EASILY SUPPORT ISO SHRA/TSRA
OVERNIGHT...THEREFORE I WILL KEEP POPS SCHC OVERNIGHT. MIN TEMPS
NEAR NORMAL.

MONDAY...THE ENVIRONMENT WILL CHANGE VERY LITTLE FROM TODAY. THE
REGION WILL REMAIN ON THE WESTERN EDGE OF THE BERMUDA HIGH...KEEPING
FZL...CAPE...AND PW VERY SIMILAR. I WILL INDICATE A DIURNAL PEAK TO
40 PERCENT ACROSS THE CWA. HIGH TEMPERATURES WILL LIKELY RANGE
WITHIN A DEGREE OR TWO OF TODAY/S VALUES.

&&

.SHORT TERM /TONIGHT THROUGH WEDNESDAY/...
AS OF 155 PM SUNDAY...A RELATIVE WEAKNESS IN THE UPPER HEIGHT FIELD
WILL REMAIN OVER THE TENN VALLEY/SOUTHERN APPALACHIANS REGION
THROUGH AT LEAST THE FIRST HALF OF THE SHORT TERM...BUT IS EXPECTED
TO GRADUALLY SHIFT EAST BY MID-WEEK. MEANWHILE...BERMUDA HIGH WILL
CONTINUE TO MAINTAIN SEASONABLY WARM/MOIST CONDITION ACROSS THE
REGION THROUGH THE PERIOD. DEVELOPING WESTERLY FLOW NEAR THE TOP OF
THE BOUNDARY LAYER WILL SUPPORT LEE/PIEDMONT TROUGH FORMATION...
WHICH WILL ACT AS A FOCUS FOR DIURNAL CONVECTION TUE AND WED. POPS
WILL BE ADVERTISED A LITTLE ABOVE CLIMO TUE AFTERNOON/EVENING...THEN
DIMINISH TO NEAR-CLIMO WED...AS THE PATTERN ALOFT BECOMES NOMINALLY
LESS FAVORABLE FOR CONVECTION. OVERALL...THE FORECAST HOLDS LITTLE
IN THE WAY OF SURPRISES FOR LATE JUNE IN THE WESTERN CAROLINAS AND
NORTH GA.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
AS OF 200 PM SUNDAY...LITTLE CHANGE IN THE TYPICAL SUMMERTIME
PATTERN IS EXPECTED DURING THE FIRST HALF OF THE MEDIUM RANGE...AS
THE AREA WILL REMAIN ON THE PERIPHERY OF THE UPPER RIDGE. NEAR-CLIMO
TEMPS AND POPS CAN BE EXPECTED THROUGH FRIDAY OR SO. FOR NEXT
WEEKEND...THE GLOBAL MODELS CONTINUE TO DEPICT MAJOR HEIGHT FALLS
OCCURRING...WITH ESTABLISHMENT OF AN EASTERN CONUS LONG WAVE TROUGH
ANTICIPATED. THE ECMWF AND GFS APPEAR TO BE CONVERGING TOWARD A
CONSENSUS SOLUTION OF AN ATTENDANT FRONTAL ZONE IMPACTING THE AREA
ON SATURDAY...WITH POSSIBLY SOME DEGREE OF DRYING ON SUNDAY.
HOWEVER...TIMING IS STILL VERY MUCH A CONCERN...AND POPS WILL BE
ADVERTISED IN THE SOLID CHANCE RANGE BOTH SATURDAY AND SUNDAY...WITH
A SLIGHT LEAN TOWARD HIGHER POPS ON SATURDAY.

&&

.AVIATION /06Z MONDAY THROUGH FRIDAY/...
AT KCLT...STILL EXPECTING MVFR CIGS TO DEVELOP BY DAYBREAK WITH A
MOIST SOUTHWEST FLOW AND SCT TO BKN MVFR NEARBY. CIGS SHUD GO VFR BY
LATE MORNING. CALM TO VERY LIGHT WINDS WILL BECOME SW BY MID-MORNING
THEN SSW FOR THE AFTERNOON. EXPECT SCT TSTMS AGAIN THIS AFTERNOON
AND EVENING. COVERAGE MAY NOT BE AS GREAT AS SUNDAY...BUT IT MERITS
A PROB30 GROUP.

ELSEWHERE...VERY SIMILAR TO KCLT. THE EXCEPTION IS THE REDEVELOPED
CONVECTION NEAR THE WRN TAF STIES. EXPECT THIS ACTIVITY TO DIMINISH
BY DAYBREAK. HOWEVER...THIS COULD MEAN MVFR FOG MORE LIKELY. EXPECT
VFR BY LATE MORNING. S TO SW WINDS DEVELOP DURING THE MORNING AND
CONTINUE THRU THE DAY. SCT TSTMS WILL DEVELOP AGAIN THIS AFTERNOON
AND EVENING AND A PROB30 GROUP HAS BEEN ADDED TO THE TAFS.

OUTLOOK...THE WESTERN CAROLINAS WILL REMAIN ON THE WESTERN EDGE OF A
BERMUDA HIGH THROUGH THE MIDDLE OF THE WEEK. THE FLOW AROUND THE
HIGH WILL KEEP THE SOUTHEAST UNDER DEEP MOISTURE. THIS PATTERN MAY
SUPPORT DIURNAL SHRA/TSRA ALONG WITH DAWN FOG AND CIG RESTRICTIONS
EACH DAY.

CONFIDENCE TABLE...

            06-12Z        12-18Z        18-24Z        00-06Z
KCLT       MED   64%     MED   64%     HIGH 100%     HIGH 100%
KGSP       MED   60%     LOW   59%     HIGH 100%     HIGH 100%
KAVL       MED   73%     MED   64%     HIGH 100%     HIGH  87%
KHKY       MED   61%     MED   60%     HIGH 100%     HIGH  95%
KGMU       MED   66%     MED   63%     HIGH 100%     HIGH 100%
KAND       MED   60%     MED   66%     HIGH 100%     HIGH 100%

THE PERCENTAGE REFLECTS THE NUMBER OF GUIDANCE MEMBERS AGREEING
WITH THE SCHEDULED TAF ISSUANCE FLIGHT RULE CATEGORY. COMPLETE
HOURLY EXPERIMENTAL AVIATION FORECAST CONSISTENCY TABLES AND ENSEMBLE
FORECASTS ARE AVAILABLE AT THE FOLLOWING LINK: (MUST BE LOWER CASE)

WWW.WEATHER.GOV/GSP/AVIATION_TABLES

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...NONE.
SC...NONE.

&&

SYNOPSIS...PAT
NEAR TERM...MCAVOY/NED/RWH
SHORT TERM...JDL
LONG TERM...JDL
AVIATION...RWH
Hazardous weather outlook, Jun 23, 3:23 PM EST, 10 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
423 PM EDT SUN JUN 23 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-242030-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER-
IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA-
ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-
GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE-
GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-
ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
423 PM EDT SUN JUN 23 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT
NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...TONIGHT.

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP ACROSS THE AREA
THROUGH THIS EVENING. ANY THUNDERSTORMS WILL MOVE SLOWLY AND
PRODUCE LOCALLY HEAVY RAINFALL ALONG WITH CLOUD TO GROUND
LIGHTNING STRIKES. BRIEFLY GUSTY WINDS WILL BE POSSIBLE AS WELL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

LANE

The radar

The Greer radar (KGSP), 55 km away, was scanning. The volume nearest the first event began at 07:21 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Transylvania

When
June 24, 2:20 AM EST to 5:00 AM EST
Where
Transylvania County, 0.93 mi ESE of Calhoun to 0.93 mi NW of Grange
Cause
Heavy Rain
Reported by
Park/Forest Service
Coordinates
35.243, -82.636

The Little River came up quickly overnight, flooding Cascade Lake Road near Crab Creek Rd.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in North Carolina in 2013Every state in 2013This day in weather historyWarnings in North Carolina, June 2013

Sources

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: 463172.