North Carolina, 2015

Flash Flooding and Flooding in North Carolina, April 19 to 20, 2015

April 19 to 20, 2015 · NWS GSP · 5 events in 4 counties and zones

Moderate to heavy rain fell near the North Carolina Blue Ridge throughout much of the 19th. Meanwhile, numerous heavy rain showers and a few thunderstorms moved across the Piedmont during the afternoon and evening in association with a warm front.

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
$15,000
Crop damage
None recorded
Events
5

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.

Moderate to heavy rain fell near the North Carolina Blue Ridge throughout much of the 19th. Meanwhile, numerous heavy rain showers and a few thunderstorms moved across the Piedmont during the afternoon and evening in association with a warm front. This was after a round of moderate to heavy rain moved across the area early in the day, producing up to 2 inches of rain. Localized flooding developed during the late afternoon and evening near the Blue Ridge, while flash flooding developed across portions of the Charlotte metro area.

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 Apr 19, 4:36 PM EST, 14 minutes earlier.

Area forecast discussion, Apr 19, 4:36 PM EST, 14 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
536 PM EDT SUN APR 19 2015

.SYNOPSIS...
A MOIST WARM FRONT LIFTS THROUGH THE AREA THIS EVENING...BRINGING
MORE ROUNDS OF HEAVY RAIN. A COLD FRONT WILL THEN CROSS THE AREA ON
MONDAY...USHERING IN SEASONABLE TEMPERATURES AND DRY CONDITIONS
THROUGH MIDWEEK. ANOTHER COLD FRONT WILL PUSH IN FROM THE NORTHWEST
ON THURSDAY...POSSIBLY BRINGING SHOWERS BACK TO THE AREA...BEFORE
DRIER HIGH PRESSURE RETURNS FRIDAY.

&&

.NEAR TERM /THROUGH MONDAY/...
AS OF 530 PM...A LINE OF MODERATE TO HEAVY RAIN WILL SWEEP ACROSS
THE CLT METRO AREA BY 6 PM. RAINFALL RATES WILL APPROACH 2 INCHES
PER HOUR...CLT METRO STREAMS HAVE PREVIOUSLY PEAKED AND STREAM FLOWS
REMAIN HIGH. HOWEVER...THE COMING RAINFALL WILL LIKELY RESULT IN
FLASH FLOODING ACROSS THE METRO AREA...WITH MALLARD
CREEK...BRIAR...AND LONG CREEK POISED FOR THE QUICKEST RISE TO FLOOD
STAGE. IN ADDITION...SVR WINDS MAY OCCUR WITH THE MAIN LINE SECTION
LIFTING FROM THE MID LANDS. SVR THREAT EAST OF LAURENS CO HAS PASSED
AND REMOVED FROM TORNADO WATCH 79.

AS OF 245 PM EDT SUNDAY...PRIMARY UPPER LOW THAT HAS BEEN CENTERED
OVER THE FOUR CORNERS FOR NEARLY A WEEK HAS FINALLY OPENED UP...AND
IT SLIDING NORTHEAST THROUGH THE CENTRAL PLAINS.  A POTENT SHORTWAVE
THAT EJECTED FROM SAID H5 LOW IS MOVING THROUGH THE TN VALLEY REGION
AT THIS TIME.  AT THE SURFACE...A WEAK CYCLONE MIGRATING THROUGH THE
OHIO VALLEY CONTINUES TO PUSH A WARM FRONT ACROSS THE SOUTHEAST.
LATEST SFC ANALYSIS INDICATES THE WARM FRONT ADVECTING EAST THROUGH
NORTH GEORGIA WITH A VAST PRECIP SHIELD EXTENDING INTO THE WESTERN
CAROLINAS.  MODELS CONTINUE TO PROG CONVECTION MOVING ACROSS THE
FCST AREA THIS AFTERNOON THUS POPS REMAIN AT CAT LEVELS.  AS FOR
SEVERE...LATEST SPC MESO ANALYSIS INDICATES MODEST DESTABILIZATION
TO THE SOUTH ALONG THE I20 CORRIDOR WITH A FRINGE OF ENHANCED SBCAPE
EXTENDING NORTHWARD INTO PORTIONS OF NORTHEAST GEORGIA AND THE
WESTERN UPSTATE.  SHEAR PROFILES REMAIN SUPPORTIVE OF AT LEAST AN
ISOLATED TORNADO THREAT IF ANY UPDRAFTS BECOME WELL ORGANIZED.  THAT
SAID...THE WINDOW FOR SUCH ENHANCEMENT IS NARROW...AND WILL CLOSE AS
THE PRIMARY SHORTWAVE EJECTS NORTH.  CURRENT THINKING IS THAT ANY
FLOODING CONCERNS WILL REMAIN ISOLATED AND CONFINED TO ANY OF THE
HEAVIEST CONVECTIVE ELEMENTS.  POPS WILL DECREASE INTO THE EVENING
AFTER THE CURRENT FLOOD WATCH EXPIRES AT 8PM.

FOR MONDAY...THE PRIMARY FOCUS CONTINUES TO BE A COLD FRONT PASSAGE
ASSOCIATED WITH A POTENT NEGATIVELY TILTED UPPER TROF AXIS.
GUIDANCE HAS CONVERGED ON A FAIRLY GOOD CONSENSUS THAT THE FRONT WILL
SLIDE INTO THE MOUNTAINS BY MID/LATE MORNING WITH MODEST
DESTABILIZATION IN THE WARM SECTOR ACROSS NORTHEAST GA AND THE NC/SC
PIEDMONT AND FOOTHILLS.  FCST SOUNDINGS FEATURE IMPRESSIVE THERMAL
PROFILES WITH STEEP LAPSE RATES SUPPORTED BY AMPLE DRY AIR ALOFT.
ALTHOUGH LOW LEVEL FLOW IS NOT AS BACKED ON MONDAY AS IT IS
TODAY...LONG RIGHT TURNING HODOGRAPHS ARE STILL IN PLACE.  THUS THE FCST
FEATURES SOLID CHANCE POPS ACROSS THE ENTIRE FCST AREA TO ACCOUNT
FOR AFTERNOON CONVECTION.  EXPECTING STORM MODES TO REMAIN LINEAR
FOR THE MOST PART...BUT CANT RULE OUT A FEW DISCRETE CELLS AHEAD OF
THE MAIN LINE.  WITH ANY OF THESE STRONGER STORMS EXPECTING THE
PRIMARY THREATS TO DAMAGING WINDS...LARGE HAIL...AND ISOLATED
TORNADOES.

&&

.SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/...
AS OF 1240 PM SUNDAY...CONVECTIVE CHANCES WILL LINGER INTO MID-
EVENING OR SO ON MONDAY...MAINLY ACROSS EASTERN AREAS...AS COLD
FRONT SLIDES TOWARD CENTRAL NC/THE SC MIDLANDS...AND ACROSS THE NC
MTNS...WHERE A DEVELOPING NW FLOW COULD RESULT IN A FEW STRAGGLING
SHOWERS NEAR THE TENN BORDER. AFTER THAT...THE REMAINDER OF THE
SHORT TERM PERIOD WILL OFFER A WELCOME CHANGE FROM THE PAST WEEK OR
SO: SEASONABLY MILD...AND MORE IMPORTANTLY...DRY...AS A BROAD/LOW
AMPLITUDE LONG WAVE TROUGH BECOMES ESTABLISHED OVER THE EASTERN
CONUS. A SHORT WAVE TROUGH ROUNDING THE BASE OF AN UPPER LOW OVER
THE GREAT LAKES REGION IS EXPECTED TO INTRODUCE A FRONTAL BOUNDARY
TO THE REGION BY THE END OF THE PERIOD...RESULTING IN INCREASING
POPS BY WED AFTERNOON...BUT IT DOES NOT APPEAR THAT ANYTHING MORE
THAN SLIGHT/LOW CHANCES ARE WARRANTED ATTM.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
AS OF MIDDAY SUNDAY...LONGWAVE UPPER TROUGH WITH EMBEDDED CLOSED LOW
WILL PERSIST OVER ERN CANADA AND THE NRN TIER OF THE ERN CONUS
THROUGH THE MED RANGE PERIOD. A VORT LOBE ROTATING AROUND THE LOW
WILL ALLOW A WEAK SFC LOW TO SPIN UP OVER THE NE CONUS AND DRAG A
FAIRLY WEAK COLD FRONT SWD THRU THE SRN APPALACHIANS ON THU.
MOISTURE IS GENERALLY LACKING...BUT LAPSE RATES ARE MARGINAL. SOME
CONVECTIVE ACTIVITY COULD DEVELOP AHEAD OF THE FRONT...AND ON
ACCOUNT OF THE SHARP HEIGHT GRADIENT AROUND THE TROUGH PRODUCING
DECENT SHEAR PARAMETERS...AND WITH DRY UPPER LEVELS...SEVERE WX IS
NOT OUT OF THE QUESTION WITH CELLS THAT DO FIRE. COVERAGE HOWEVER
WILL LIKELY BE LOW.

HIGH PRESSURE BRIEFLY RETURNS TO THE AREA FRI BEFORE A SHORTWAVE
CROSSES THE SRN ROCKIES...AND MOISTURE RETURNS TO THE SOUTHEAST
AHEAD OF THE ENSUING SFC SYSTEM. PWATS AGAIN SURGE TO NEAR RECORD
VALUES SAT MRNG OVER THE UPSTATE...BEING SIGNIFICANTLY ELEVATED
THROUGHOUT THE CWFA. A JET STREAK ON THE SRN FRINGE OF THE UPPER
TROUGH CONCURRENTLY BRINGS SIGNIFICANT UPPER DIVERGENCE ACROSS THE
AREA. WIDESPREAD HEAVY RAIN WILL LIKELY BE OF SOME CONCERN. PRECIP
MAY CONTINUE INTO SATURDAY NIGHT BEFORE TAPERING OFF...ESP WITH THE
19/00Z EC DEPICTING A TRAILING SHORTWAVE BRINGING ANOTHER ROUND OF
PRECIP AT THAT TIME. HIGH PRESSURE SHOULD RETURN TO THE AREA SUNDAY
AND KEEP US DRY INTO MONDAY.

TEMPS WILL GENERALLY BE AT OR BELOW NORMAL THRU THE PERIOD WITH
ABNORMALLY LOW THICKNESSES UNDER THE TROUGH.

&&

.AVIATION /22Z SUNDAY THROUGH FRIDAY/...
AT KCLT...VFR/MVFR AND IFR RESTRICTIONS WILL PREVAIL AT TIMES
THROUGH THIS TAF CYCLE AS WARM FRONT AND UPPER WAVE SLIDES THROUGH
THE REGION.  INITIALIZED TAF AT MVFR LEVELS AS CURRENT PRECIP IS
SLIDING EAST OF THE AIRFIELD.  DID ADJUST PREVIOUS TEMPOS TO 21-01Z
TIMEFRAME TO ACCOUNT FOR THE NEXT ROUND OF SHRA/TSRA WITH LIFR CIGS.
FROM THAT POINT CARRIED VCSH AT 02Z WITH LIFR CIGS AS THE BOUNDARY
LAYERS SETTLES BEHIND EXITING PRECIP.  REMOVED ALL WX MENTION BY 04Z
WITH CONTINUED LIFR CIGS...AHEAD OF MVFR VISB INTRODUCTION AT 09Z TO
ACCOUNT FOR GUID FAVORING SOME PATCHY FOG ACROSS THE NC PIEDMONT.
LAST GROUP IS AT 13Z WITH CONTINUED MODEST SW WINDS AT 10KTS AND BKN
MVFR CIGS ALONG WITH A PROB30 AT 16Z FOR TSRA AS THE PRIMARY COLD
FRONT APPROACHES THE REGION.  CONDITIONS CONTINUE TO LOOK VERY
UNSTABLE TOMORROW AHEAD OF THE FRONT WITH ENOUGH SHEAR PRESENT TO
SUPPORT SVR THUNDERSTORMS WITH DAMAGING WINDS AND HAIL BEING THE
PRIMARY THREATS.

ELSEWHERE...MUCH THE SAME AS KCLT ABOVE WITH TIMING ADJUSTMENT TO
ACCOUNT FOR MULTIPLE ROUNDS OF SHRA/TSRA SLIDING THROUGH THE REGION
ASSOCIATED WITH A WARM FRONT.  TAFS INITIALIZE WITH SOME FORM OF WX
MENTION AS NEXT ROUND OF PRECIP MOVES IN FROM THE WEST.  CIGS/VISB
WILL REMAIN RESTRICTED AT ALL SITES THROUGH THE AFTERNOON WITH
TEMPOS MENTIONED TO ACCOUNT FOR TSRA.  LOW VISB/CIGS WILL PREVAIL
INTO THE MORNING WITH PATCHY FOG POSSIBLE AS PRECIP DIMINISHES WITH
HEATING LOSS BY EARLY/MID MORNING.  FCST CONTINUES TO FEATURE VCTS
MENTION FOR CONVECTION LATE IN THE PERIOD ON MONDAY AHEAD OF A COLD
FRONT.

OUTLOOK...A COLD FRONT WILL SWEEP THROUGH THE REGION ON MONDAY WITH
STRONG TO SEVERE THUNDERSTORMS BEING A POSSIBILITY. RESTRICTIONS
WILL BE LIKELY AT TIMES ON MONDAY FOR ALL SITES. HIGH PRESSURE WILL
BUILD IN BEHIND THE COLD FRONT LEADING TO LOWER PRECIP/RESTRICTION
CHANCES.

CONFIDENCE TABLE...

            21-03Z        03-09Z        09-15Z        15-18Z
KCLT       MED   66%     MED   75%     MED   64%     HIGH  80%
KGSP       HIGH  85%     MED   62%     MED   70%     HIGH  80%
KAVL       HIGH  93%     MED   71%     LOW   45%     HIGH 100%
KHKY       HIGH  85%     MED   64%     MED   60%     MED   70%
KGMU       HIGH  83%     MED   62%     HIGH  82%     HIGH  83%
KAND       MED   71%     MED   69%     LOW   53%     HIGH  83%

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...FLOOD WATCH UNTIL 8 PM EDT THIS EVENING FOR GAZ010-017-018-026-
     028.
NC...FLOOD WATCH UNTIL 8 PM EDT THIS EVENING FOR NCZ033-035>037-049-
     050-053-056-057-062>065-068>072-501>510.
SC...FLOOD WATCH UNTIL 8 PM EDT THIS EVENING FOR SCZ001>010.

&&

SYNOPSIS...JPT
NEAR TERM...NED
SHORT TERM...JDL
LONG TERM...WIMBERLEY
AVIATION...CDG
Hazardous weather outlook, Apr 19, 4:27 PM EST, 23 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
527 PM EDT SUN APR 19 2015

GAZ029-NCZ048-051-052-058-059-SCZ011-012-019-202130-
ELBERT-MADISON-SWAIN-HAYWOOD-GRAHAM-NORTHERN JACKSON-ABBEVILLE-
LAURENS-GREENWOOD-
527 PM EDT SUN APR 19 2015

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

.DAY ONE...TONIGHT.

WIDESPREAD TO SCATTERED SHOWERS AND THUNDERSTORMS WILL REMAIN ACROSS
THE REGION THROUGH MID EVENING. LOCALLY HEAVY RAINFALL WILL BE
POSSIBLE WHERE THUNDERSTORMS REPEATEDLY PASS OVER THE SAME AREAS.

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

..MONDAY...SEVERE THUNDERSTORMS POSSIBLE. A COLD FRONT WILL CROSS
THE AREA MONDAY AFTERNOON. THERE MAY BE A FEW STRONG TO SEVERE
THUNDERSTORMS ALONG AND AHEAD OF THE FRONT...PRODUCING DAMAGING
WIND GUSTS AND LARGE HAIL.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

GAZ010-017-018-026-028-NCZ033-035>037-049-050-053-056-057-062>065-
068-069-501>510-SCZ001>008-010-202130-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-AVERY-ALEXANDER-IREDELL-DAVIE-
YANCEY-MITCHELL-BUNCOMBE-CATAWBA-ROWAN-MACON-SOUTHERN JACKSON-
TRANSYLVANIA-HENDERSON-CLEVELAND-LINCOLN-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-ANDERSON-
527 PM EDT SUN APR 19 2015

...FLOOD WATCH IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.

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

..MONDAY...SEVERE THUNDERSTORMS POSSIBLE. A COLD FRONT WILL CROSS
THE AREA MONDAY AFTERNOON. THERE MAY BE A FEW STRONG TO SEVERE
THUNDERSTORMS ALONG AND AHEAD OF THE FRONT...PRODUCING DAMAGING
WIND GUSTS AND LARGE HAIL.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

NCZ082-SCZ013-014-202130-
UNION-CHESTER-
527 PM EDT SUN APR 19 2015

...TORNADO WATCH 79 IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   TORNADO WATCH.

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

..MONDAY...SEVERE THUNDERSTORMS POSSIBLE. A COLD FRONT WILL CROSS
THE AREA MONDAY AFTERNOON. THERE MAY BE A FEW STRONG TO SEVERE
THUNDERSTORMS ALONG AND AHEAD OF THE FRONT...PRODUCING DAMAGING
WIND GUSTS AND LARGE HAIL.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

NCZ070>072-SCZ009-202130-
GASTON-MECKLENBURG-CABARRUS-YORK-
527 PM EDT SUN APR 19 2015

...FLOOD WATCH IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...TORNADO WATCH 79 IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLOOD WATCH.
   TORNADO WATCH.

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

..MONDAY...SEVERE THUNDERSTORMS POSSIBLE. A COLD FRONT WILL CROSS
THE AREA MONDAY AFTERNOON. THERE MAY BE A FEW STRONG TO SEVERE
THUNDERSTORMS ALONG AND AHEAD OF THE FRONT...PRODUCING DAMAGING
WIND GUSTS AND LARGE HAIL.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

In the hours before

Special weather statement, Apr 19, 2:00 PM EST, 2 hours 50 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
300 PM EDT SUN APR 19 2015

SCZ007-013-191930-
SPARTANBURG SC-UNION SC-
300 PM EDT SUN APR 19 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF EASTERN SPARTANBURG
AND NORTHWESTERN UNION UNTIL 330 PM EDT...

AT 258 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 5
MILES SOUTHWEST OF CROFT STATE PARK...OR 10 MILES SOUTH OF
SPARTANBURG...MOVING NORTHEAST AT 35 MPH.

WIND GUSTS UP TO 40 MPH AND VERY HEAVY RAINFALL RATES UP TO 2 INCHES
PER HOUR WILL BE POSSIBLE WITH THIS STORM. WEAK ROTATION IS ALSO
PRESENT IN THIS STORM.

LOCATIONS IMPACTED INCLUDE...
SPARTANBURG...PACOLET...COWPENS...JONESVILLE...PACOLET MILLS...CROFT
STATE PARK...CEDAR SPRINGS...MOORE...ROEBUCK AND PAULINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF GUSTY WINDS AND SATURATED SOIL CONDITIONS WILL
CAUSE SCATTERED TREES AND POWER LINES TO FALL. SEEK SHELTER INSIDE AN
INTERIOR ROOM.

&&

LAT...LON 3478 8203 3508 8182 3506 8181 3504 8181
      3503 8179 3493 8176 3493 8174 3491 8170
      3491 8168 3490 8167 3490 8165 3488 8164
      3487 8162 3467 8184
TIME...MOT...LOC 1858Z 217DEG 30KT 3480 8189

TDP
Special weather statement, Apr 19, 2:02 PM EST, 2 hours 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
302 PM EDT SUN APR 19 2015

SCZ012-191930-
LAURENS SC-
302 PM EDT SUN APR 19 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF CENTRAL LAURENS
UNTIL 330 PM EDT...

AT 301 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
GRAY COURT...OR 5 MILES NORTHWEST OF LAURENS...MOVING NORTHEAST AT 25
MPH.

WIND GUSTS UP TO 40 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
LAURENS...GRAY COURT...ORA...HICKORY TAVERN AND ENOREE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3454 8223 3474 8209 3472 8208 3472 8207
      3470 8207 3470 8206 3466 8200 3465 8195
      3460 8191 3459 8189 3460 8188 3459 8188
      3444 8206
TIME...MOT...LOC 1901Z 212DEG 23KT 3454 8211

TDP
Special weather statement, Apr 19, 2:17 PM EST, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
317 PM EDT SUN APR 19 2015

SCZ011-019-191945-
ABBEVILLE SC-GREENWOOD SC-
317 PM EDT SUN APR 19 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF SOUTHEASTERN
ABBEVILLE AND WESTERN GREENWOOD UNTIL 345 PM EDT...

AT 317 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
TROY...OR 11 MILES SOUTHEAST OF ABBEVILLE...MOVING NORTHEAST AT 30
MPH.

WIND GUSTS UP TO 40 MPH AND VERY HEAVY RAINFALL RATES UP TO 2 INCHES
PER HOUR WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
GREENWOOD...COKESBURY...HODGES...TROY...LAKE GREENWOOD...NINETY
SIX...PROMISED LAND...BRADLEY AND CORONACA.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3406 8233 3406 8241 3438 8220 3435 8217
      3433 8217 3432 8214 3431 8212 3430 8208
      3424 8201 3424 8198 3397 8219 3399 8221
      3402 8225 3397 8231
TIME...MOT...LOC 1917Z 213DEG 28KT 3403 8229

TDP
Special weather statement, Apr 19, 2:31 PM EST, 2 hours 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
331 PM EDT SUN APR 19 2015

SCZ008-013-192000-
CHEROKEE SC-UNION SC-
331 PM EDT SUN APR 19 2015

...A LINE OF STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF CHEROKEE
AND NORTH CENTRAL UNION UNTIL 400 PM EDT...

AT 331 PM EDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR PRIME OUTLET MALL TO
NEAR JONESVILLE...AND MOVING NORTHEAST AT 35 MPH.

WIND GUSTS UP TO 40 MPH AND VERY HEAVY RAINFALL RATES UP TO 2 INCHES
PER HOUR WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
GAFFNEY...BLACKSBURG...BUFFALO...JONESVILLE...PRIME OUTLET MALL...
COWPENS NATIONAL BATTLEFIELD...DRAYTONVILLE...THICKETTY...SARATT AND
CHEROKEE FALLS.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3486 8176 3491 8171 3493 8174 3493 8176
      3503 8179 3504 8181 3509 8182 3518 8177
      3517 8147 3505 8144 3505 8147 3503 8149
      3498 8148 3494 8149 3494 8148 3467 8172
TIME...MOT...LOC 1931Z 210DEG 30KT 3508 8177 3480 8171

TDP
Special weather statement, Apr 19, 2:42 PM EST, 2 hours 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
342 PM EDT SUN APR 19 2015

SCZ012-019-192015-
LAURENS SC-GREENWOOD SC-
342 PM EDT SUN APR 19 2015

...A LINE OF STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF CENTRAL
LAURENS AND CENTRAL GREENWOOD UNTIL 415 PM EDT...

AT 342 PM EDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR COKESBURY TO 8 MILES
EAST OF TROY...AND MOVING NORTHEAST AT 40 MPH.

WIND GUSTS UP TO 40 MPH AND VERY HEAVY RAINFALL RATES UP TO 2 INCHES
PER HOUR WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
GREENWOOD...LAURENS...NINETY SIX...CROSS HILL...WATERLOO...LAKE
GREENWOOD...NINETY SIX HISTORIC SITE...GREENWOOD STATE PARK...
COKESBURY AND CORONACA.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3433 8221 3467 8201 3465 8195 3461 8191
      3430 8189 3420 8194 3417 8191 3398 8207
      3399 8215 3397 8218
TIME...MOT...LOC 1942Z 210DEG 33KT 3432 8217 3400 8215

TDP
Special weather statement, Apr 19, 4:04 PM EST, 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
504 PM EDT SUN APR 19 2015

NCZ070>072-SCZ009-192230-
CABARRUS NC-GASTON NC-MECKLENBURG NC-YORK SC-
504 PM EDT SUN APR 19 2015

...A CLUSTER OF THUNDERSTORMS WITH HEAVY RAIN WILL IMPACT PORTIONS
OF SOUTHWESTERN CABARRUS...EASTERN GASTON...MECKLENBURG AND
NORTHEASTERN YORK BEGINNING AROUND 600 PM EDT...

AT 458 PM EDT...DOPPLER RADAR INDICATED THE LEADING EDGE OF A CLUSTER
OF THUNDERSTORMS ALONG A LINE EXTENDING FROM KINGSTOWN TO NEAR
WHITMIRE...AND MOVING NORTHEAST AT 40 MPH.

VERY HEAVY RAINFALL RATES UP TO 2 INCHES PER HOUR WILL BE POSSIBLE
WITH THESE STORMS. SMALL CREEKS AND STREAMS ACROSS THE CHARLOTTE
METRO AREA HAVE CRESTED FROM EARLIER RAIN AND WILL FALL THROUGH 600
PM EDT. AS THE NEXT ROUND OF HEAVY RAIN MOVES INTO THE CHARLOTTE
METRO AREA...AREA CREEKS AND STREAMS WILL AGAIN RISE RAPIDLY AND
FLASH FLOODING OF AT LEAST A FEW OF THESE WATERWAYS IS LIKELY.
RESIDENTS ARE URGED TO STAY TUNED TO LOCAL MEDIA OUTLETS AND NOAA
WEATHER RADIO FOR UPDATED STATEMENTS AND POSSIBLE WARNINGS.

LOCATIONS IMPACTED INCLUDE...
ROCK HILL...NORTHWEST CHARLOTTE...UPTOWN CHARLOTTE...NORTHEAST
CHARLOTTE...GASTONIA...DOWNTOWN CONCORD...MATTHEWS...MINT HILL...MT
HOLLY AND FORT MILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL MAY FLOOD AREAS WITH POOR DRAINAGE...SUCH AS
DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE
RAPIDLY. SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.

&&

LAT...LON 3518 8058 3505 8075 3500 8084 3508 8091
      3501 8091 3496 8087 3491 8087 3492 8120
      3537 8115 3540 8057
TIME...MOT...LOC 2058Z 212DEG 36KT 3538 8165 3448 8164

TDP

The radar

The Greer radar (KGSP), 127 km away, was scanning. The volume nearest the first event began at 21:50 UTC.

Open the radar archive at this moment

Event by event

3 flash flood, 2 flood. Local standard time, as filed.

Flash Flood, Avery

When
April 19, 4:50 PM EST to 6:00 PM EST
Where
Avery County, 1.43 mi SSW of Crossnore to 1.42 mi S of Crossnore
Cause
Heavy Rain
Property damage
$2,000
Reported by
911 Call Center
Coordinates
36.001, -81.940

County comms reported a bridge over the Linville River was covered with several feet of water of Greene Rd after 3-4 inches of rain fell along the Blue Ridge over about 10 hours. In addition, a campground in the Pineola area after Bunt Creek began overflowing its banks.

Flash Flood, Mecklenburg

When
April 19, 6:25 PM EST to 8:00 PM EST
Where
Mecklenburg County, 1.42 mi E of Stonehaven to 1.15 mi W of Thomasboro
Cause
Heavy Rain
Property damage
$10,000
Reported by
Law Enforcement
Coordinates
35.172, -80.745

Law enforcement reported flash flooding developed across the City of Charlotte area after about an inch of rain fell in about an hour associated with an area of thunderstorms. This was on top of 1-2 inches that had already fallen earlier in the day. A small stream flooded units at an apartment complex on Tacoma St (4 WNW City Center) while units at another complex were flooded on Wallace Dr (6.5 SE). Just west of this location, an automated stream gauge on McMullen Creek exceeded its established flood stage, indicating that a portion of Addison Dr was covered in water.

Flash Flood, Mecklenburg

When
April 19, 8:00 PM EST to 9:30 PM EST
Where
Mecklenburg County, 0.97 mi W of Hahn to 0.64 mi N of Hahn
Cause
Heavy Rain
Property damage
$1,000
Reported by
River/Stream Gage
Coordinates
35.318, -80.737

A stream gauge on Mallard Creek near UNC-Charlotte exceeded established flood stage after about an inch of rain fell in about an hours associated with an area of thunderstorms. This was on top of 1-2 inches that had already fallen earlier in the day. Affected roads included North Tryon St at Mallard Church Rd and Pavillion Blvd.

Flood, Caldwell

When
April 19, 9:15 PM EST to April 20, 4:30 AM EST
Where
Caldwell County, 0.35 mi NE of Collettsville to 0.68 mi NNW of Piney
Cause
Heavy Rain
Property damage
$1,000
Reported by
River/Stream Gage
Coordinates
35.923, -81.675

Automated stream gauge indicated flooding developed along the Johns River during the evening, after 2.5 to 4 inches of rain fell over the basin in 10-12 hours. Roads affected by flood water included Johns River Rd and Highway 90 north of Collettsville.

Flood, Burke

When
April 19, 9:15 PM EST to April 20, 4:30 AM EST
Where
Burke County, 1.74 mi W of Chesterfield to 2.69 mi W of Chesterfield
Cause
Heavy Rain
Property damage
$1,000
Reported by
River/Stream Gage
Coordinates
35.819, -81.701

Automated stream gauge indicated flooding developed along the Johns River during the evening, after 2.5 to 4 inches of rain fell over the basin in 10-12 hours. Roads affected by flood water included Johns River Rd and Corpening Bridge 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.
Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

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

The same day elsewhere

More

Every storm in North Carolina in 2015Every state in 2015This day in weather historyWarnings in North Carolina, April 2015

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: 567126, 567124, 570117, 567129, 567131.