Alert archive / North Carolina / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 39, NWS Greenville-Spartanburg, SC

May 15, 2014Cleveland County, Lincoln County, Rutherford County, North Carolina; Cherokee County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 15, 2014, 4:51 AM EDT for Cleveland County, Lincoln County, Rutherford County, North Carolina; Cherokee County, South Carolina. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 15, 2014, 4:51 AM EDT (08:51 UTC)
Expired
May 15, 2014, 5:45 AM EDT
In force
54 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Cleveland County, NC, Lincoln County, NC, Rutherford County, NC, Cherokee County, SC

The radar

The Greer radar (KGSP), 87 km from the middle of the area, began a volume at 08:51 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
May 15, 5:25 AM EDTTSTM WND DMGShelby, NC1 TREE DOWN OFF WEST ZION CHURCH RD AND 1 DOWN OFF KIMBERLEE DRIVE IN SHELBY, NC.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched one storm report to this severe thunderstorm warning; the first came 34 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 8.9 hours before the alert went out and 165 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 00:00Z on 2014-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 00:00Z on 2014-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1969 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

533 
WUUS52 KGSP 150851
SVRGSP
NCC045-109-161-SCC021-150945-
/O.NEW.KGSP.SV.W.0039.140515T0851Z-140515T0945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
451 AM EDT THU MAY 15 2014

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLEVELAND COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  WESTERN LINCOLN COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  SOUTHEASTERN RUTHERFORD COUNTY IN WESTERN NORTH CAROLINA...
  NORTHWESTERN CHEROKEE COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 545 AM EDT

* AT 446 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES
  SOUTHEAST OF CLIFFSIDE...OR 8 MILES NORTHWEST OF GAFFNEY...AND
  MOVING NORTH AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
  POLKVILLE.
  LAWNDALE.
  CASAR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS SHOWING SIGNS OF ROTATION. IF THE ROTATION CONTINUES TO
STRENGTHEN...A TORNADO WARNING MAY BE ISSUED. SEVERE THUNDERSTORMS
CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING.

PLEASE REPORT DAMAGING WINDS...HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE GREENVILLE SPARTANBURG BY CALLING TOLL FREE...1...
800...2 6 7...8 1 0 1...OR BY POSTING ON OUR FACEBOOK PAGE...OR TWEET
IT USING HASHTAG NWSGSP. YOUR MESSAGE SHOULD DESCRIBE THE EVENT AND
SPECIFIC LOCATION WHERE IT OCCURRED.

&&

LAT...LON 3556 8157 3557 8154 3556 8134 3542 8143
      3541 8145 3540 8144 3511 8163 3517 8184
      3557 8168 3556 8165 3557 8160
TIME...MOT...LOC 0851Z 199DEG 44KT 3523 8170

$$

07
2 follow-up statements
222 
WWUS52 KGSP 150915
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
515 AM EDT THU MAY 15 2014

NCC161-SCC021-150925-
/O.CAN.KGSP.SV.W.0039.000000T0000Z-140515T0945Z/
CHEROKEE SC-RUTHERFORD NC-
515 AM EDT THU MAY 15 2014

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN RUTHERFORD AND
NORTHWESTERN CHEROKEE COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THIS AREA.

LAT...LON 3556 8134 3542 8143 3541 8145 3540 8144
      3523 8156 3527 8174 3535 8170 3557 8168
      3556 8165 3557 8160 3556 8157 3557 8154
TIME...MOT...LOC 0915Z 199DEG 44KT 3533 8155

$$

NCC045-109-150945-
/O.CON.KGSP.SV.W.0039.000000T0000Z-140515T0945Z/
CLEVELAND NC-LINCOLN NC-
515 AM EDT THU MAY 15 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN
LINCOLN AND CLEVELAND COUNTIES UNTIL 545 AM EDT...

AT 512 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
SHELBY...MOVING NORTH AT 50 MPH.

THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
  LAWNDALE.
  VALE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM IS SHOWING SIGNS OF ROTATION. IF THE ROTATION CONTINUES TO
STRENGTHEN...A TORNADO WARNING MAY BE ISSUED. SEVERE THUNDERSTORMS
CAN PRODUCE TORNADOES WITH LITTLE OR NO WARNING.

&&

LAT...LON 3556 8134 3542 8143 3541 8145 3540 8144
      3523 8156 3527 8174 3535 8170 3557 8168
      3556 8165 3557 8160 3556 8157 3557 8154
TIME...MOT...LOC 0915Z 199DEG 44KT 3533 8155

$$

07
341 
WWUS52 KGSP 150936
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
536 AM EDT THU MAY 15 2014

NCC045-109-150946-
/O.EXP.KGSP.SV.W.0039.000000T0000Z-140515T0945Z/
CLEVELAND NC-LINCOLN NC-
536 AM EDT THU MAY 15 2014

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN LINCOLN AND CLEVELAND
COUNTIES WILL EXPIRE AT 545 AM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LEVELS.

LAT...LON 3556 8134 3542 8143 3541 8145 3540 8144
      3523 8156 3527 8174 3535 8170 3557 8168
      3556 8165 3557 8160 3556 8157 3557 8154
TIME...MOT...LOC 0936Z 199DEG 44KT 3557 8145

$$

07

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at May 15, 3:16 AM EDT, 1 hour 35 minutes earlier.

Area forecast discussion, May 15, 3:16 AM EDT, 1 hour 35 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
316 AM EDT THU MAY 15 2014

.SYNOPSIS...
A COLD FRONT WILL MOVE EAST OVER THE AREA TODAY...FOLLOWED BY COOLER
HIGH PRESSURE FRIDAY THROUGH THE WEEKEND. A WARMING TREND WILL BEGIN
MONDAY THROUGH THE MIDDLE OF NEXT WEEK.

&&

.NEAR TERM /THROUGH TONIGHT/...
THROUGH DAYBREAK...A WIDE BAND OF SHOWERS AND THUNDERSTORMS IN A
NORTHWARD FLOWING RIVER OF SORTS WILL GRADUALLY SHIFT EAST AND
INCORPORATE THE WESTERN PIEDMONT. ROUNDS OF HEAVY RAINFALL WILL
CONTINUE TO PILE UP AND RUN OFF AND CAUSE FLOODING PROBLEMS MAINLY
OVER THE WESTERN HALF OF THE FCST AREA. QUASI-LINEAR SEGMENTS OF
HIGHER REFLECTIVITY WITHIN THE PRECIP BAND ARE CAUSE FOR CONCERN
GIVEN AN ENVIRONMENT WITH AROUND 40KT OF EFFECTIVE BULK SHEAR AND
CAPE IN THE 100 TO 300 J/KG RANGE. WILL HAVE TO BE ON THE LOOKOUT
FOR WIND DAMAGE POTENTIAL AND BRIEF SPIN UPS.

OVER THE NEXT 24 HOURS...AN UPPER TROF WILL CONTINUE TO DIG DOWN
OVER THE MS VALLEY REGION AND WILL CLOSE OFF AN UPPER LOW OVER IL.
THE SLOW EASTWARD PROGRESSION OF THE TROF WILL MOVE A COLD FRONT
ONLY VERY SLOWLY EAST ACROSS THE FCST AREA. A PLUME OF MOISTURE WITH
PW AT LEAST 3 STD DEVIATIONS ABOVE NORMAL...WITH MOISTURE TRANSPORT
AIDED BY SOUTHERLY WINDS ABOUT 5 STD DEVIATION ABOVE NORMAL POINT TO
A SIGNIFICANT THREAT FOR HEAVY RAIN ACROSS MOST OF THE FCST AREA.
FOR THE BALANCE OF THE DAY...EXPECT NUMEROUS ROUNDS OF SHOWERS AND
THUNDERSTORMS WITH OCCASIONAL HEAVY RAIN...SOME WITH GUSTY WINDS.
UNLIKE THE PREVIOUS EVENT WHERE CONVECTION TO THE SOUTH ROBBED THE
WESTERN CAROLINAS OF MOISTURE...THIS TIME ANY CONVECTION TO THE
SOUTH WILL BE QUICKLY TRANSPORTED UP AND OVER THE WESTERN
CAROLINAS.  THE SITUATION MIGHT GET VERY INTERESTING THIS AFTERNOON
AND EVENING IF A SURFACE WAVE DEVELOPS ALONG THE FRONT OVER THE
UPSTATE. THE NAM INDICATES THE POTENTIAL FOR CAPE TO TOP OUT AROUND
500 J/KG WITH SRH PERHAPS IN THE 300-400 M2/S2 RANGE...WHICH COULD
PUT US IN THE REALM OF EMBEDDED SUPERCELLS OR AT LEAST ROTATING
UPDRAFTS AND QLCS. THE SLIGHT RISK LOOKS WELL PLACED AND WORTHY OF
KEEPING AN EYE ON THE TORNADO THREAT OVER THE NC PIEDMONT.

THERE ARE TIMING DIFFERENCES NOTED IN THE OPERATIONAL MODELS WITH
THE EASTWARD PROGRESSION OF THE BACK END OF THE PRECIP. HAVE
ATTEMPTED TO SPLIT THE DIFFERENCE WHICH WILL KEEP THE CATEGORICAL
POP OVER THE EASTERN ZONES INTO THE TONIGHT PERIOD. THE PRECIP
SHOULD END OVER THE NC PIEDMONT BY AROUND MIDNIGHT. THEN...TEMPS
START TO COOL OFF AS THE COLDER AIR FILTERS IN BEHIND THE FRONT.

&&

.SHORT TERM /FRIDAY THROUGH SATURDAY NIGHT/...
AT 300 AM EDT THURSDAY...ON FRIDAY MORNING A CLOSED UPPER LOW WILL
OVER WESTERN LAKE SUPERIOR...WITH AN ASSOCIATED TROUGH EXTENDING
SOUTH TO THE GULF COAST. A SHORTWAVE WILL BE EXITING THE BASE OF THE
TROUGH OVER THE CENTRAL APPALACHIANS...WHILE ANOTHER WILL BE
ENTERING ITS BASE OVER TN AND NORTHERN AL. THE SECOND SHORTWAVE
SHORTWAVE WILL CROSS THE SOUTHERN APPALACHIANS ON FRIDAY EVENING. BY
SATURDAY MORNING THE UPPER LOW WILL HAVE MIGRATED TO NORTHERN
ONTARIO. THE MODELS DISAGREE ON THE STRENGTH AND TIMING OF ANOTHER
SHORTWAVE MOVING FROM E TN TO THE WESTERN CAROLINAS AT THAT TIME...
AND ON THE POSITION OF A STRONGER SHORTWAVE CROSSING AR OR MO. THIS
FEATURE WOULD CROSS OUR AREA EITHER LATE SATURDAY AFTERNOON OR LATE
SATURDAY EVENING. THE MODEL BRING YET ANOTHER SHORTWAVE ACROSS THE
NC MOUNTAINS TOWARD SUNDAY MORNING.

A COLD FRONT WILL CROSS OUR AREA FROM THE WEST ON FRIDAY...BUT THE
MODELS ARE SHOWING VERY LIMITED MOISTURE ALONG THE PORTION OF THE
BOUNDARY CROSSING OUR AREA. MOISTURE FARTHER WEST ALONG THE STALLING
FRONT WILL CROSS THE GULF STATES AND REACH THE SOUTHERN APPALACHIANS
BY SATURDAY MORNING...AND PERSIST UNTIL SUNDAY MORNING...AS THE
AFOREMENTIONED SHORTWAVE MOVE OVER THE AREA. THE GREATEST CHANCE OF
RAIN WITH THIS MOISTURE TRAIN WILL BE OVER THE SW NC MOUNTAINS
BORDERING TN IN WESTERLY UPSLOPE FLOW. AT THIS POINT IT DOES NOT
APPEAR THAT COOL POOL RELATED INSTABILITY WILL BE SUFFICIENT FOR
THUNDER...AND THICKNESS VALUES DO NOT APPEAR LOW ENOUGH TO SUPPORT
SNOW ON MOUNTAIN PEAKS. TEMPERATURES WILL RUN SEVERAL CATEGORIES
BELOW NORMAL UNDER THE UPPER TROUGH AXIS.

&&

.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
AS OF 110 AM EDT THURSDAY...NO MAJOR CHANGES WERE MADE TO THE EXT
RANGE FCST. THE UPPER LOW WILL CONTINUE TO WEAKEN AND PULL NE
THROUGH SUN...WHILE A PERSISTENT SUBS ZONE SETS UP FAIRLY STRONG
HIPRES OVER THE REGION MON THROUGH THE PERIOD.

SOUNDINGS LOOK LESS IMPRESSIVE WITH AVAILABLE MOISTURE ACROSS THE
MTNS AFT DAYBREAK SUN AND THE ISOL POPS HAVE BEEN ADJ DOWN A LITTLE
SPATIALLY...MAINLY OUTSIDE THE MTNS. STILL SEE NO GOOD THUNDER
THREAT THROUGH THE AFTERNOON WITH DEVELOPING MLVL WARM LAYER AND
DIMINISHING FRONTAL ZONE. MAX TEMPS SUN SHOULD STILL BE HELD A FEW
DEGREES BELOW NORMAL IN A MODIFYING THERMAL TROF AND DECENT CLOUD
COVER EARLY. WITH BROAD SCALE DOWNWARD MOTION CONTINUING THROUGH THE
PERIOD AND LARGE HIPRES ENCOMPASSING THE REGION...PRECIP CHANCES
WILL BE NEGLIGIBLE AND MAX TEMPS WILL RISE A CAT OR SO EACH DAY TO
ABOVE NORMAL BY WED. THERE IS THE POSSIBILITY OF AN ACTIVE WARM FRONT
AFFECTING THE NRN ZONES LATE TUE INTO WED AND HAVE INCLUDED ISOL
TSTMS THROUGH THE DAY WITH PROFILES INDICATING INCREASING MLVL
INSTABILITY.

&&

.AVIATION /07Z THURSDAY THROUGH MONDAY/...
AT KCLT...RECENT MODEL TRENDS AND OBSERVATIONS SUGGEST THAT CEILING
WILL START OUT MVFR BUT REMAIN THAT WAY FOR THE FIRST FEW HOURS.
EXPECT A GUSTY SSE WIND UNTIL THE MAIN BAND OF PRECIP SHIFTS
EASTWARD. THE ARRIVAL OF THE IFR CIGS AND THUNDERSTORMS WAS MOVED TO
TO 10Z BUT THAT COULD SLIP A BIT FARTHER BACK AGAIN. ELECTED TO
BEGIN PREVAILING THUNDERSTORMS AT 14Z. CEILING WILL BE VARIABLE
BETWEEN IFR AND MVFR THROUGH THE AFTERNOON WITH WIDESPREAD SHOWER
AND TSRA COVERAGE. THE MODELS ARE A BIT AT ODDS AS TO WHEN THE
RESTRICTIONS WILL END...SO FOR NOW HAVE SPLIT THE DIFFERENCE AND
STARTED THE IMPROVEMENT BETWEEN 23Z AND 02Z. THERE WAS A LOT OF
DETAIL LEFT OUT ON THE BACK END. CONDITIONS MAY IMPROVE TO VFR BY
LATE IN THE PERIOD.

ELSEWHERE...WIDESPREAD COVERAGE OF SHRA AND TSRA WILL MOVE STEADILY
EAST ACROSS THE UPSTATE TAFS AND THEN FINALLY ENVELOP KHKY BY 09Z AT
THE LATEST. A FAIRLY BROAD PERIOD OF IFR/MVFR IS EXPECTED GIVEN THE
WIDESPREAD COVERAGE OF SHOWERS AND TSRA THROUGH MUCH OF THU. SOME
IMPROVEMENT FROM THE SW IS EXPECTED LATE IN THE PERIOD.

OUTLOOK...EXPECT VFR CONDITIONS THROUGHOUT ON FRIDAY. SHALLOW
MOISTURE MAY MOVE THROUGH THE REGION WITH AN UPPER LEVEL WAVE OVER
THE WEEKEND...BUT ANY RESTRICTIONS WILL BE HARD TO TIME.

CONFIDENCE TABLE...

            07-13Z        13-19Z        19-01Z        01-07Z
KCLT       HIGH  84%     MED   76%     HIGH  82%     HIGH  98%
KGSP       HIGH  90%     HIGH  83%     HIGH  91%     HIGH 100%
KAVL       HIGH  98%     HIGH  99%     HIGH  90%     HIGH 100%
KHKY       HIGH  83%     MED   75%     HIGH  89%     HIGH  98%
KGMU       HIGH  89%     MED   79%     HIGH  87%     HIGH 100%
KAND       MED   73%     HIGH  89%     HIGH  87%     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...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR GAZ010-017-018-026-
     028.
NC...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR NCZ033-048>053-058-
     059-062>065-501>510.
     FLASH FLOOD WATCH FROM 8 AM EDT THIS MORNING THROUGH LATE
     TONIGHT FOR NCZ035>037-056-057-068>072-082.
SC...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR SCZ001>007-010.
     FLASH FLOOD WATCH FROM 8 AM EDT THIS MORNING THROUGH LATE
     TONIGHT FOR SCZ008-009.

&&

SYNOPSIS...SBK
NEAR TERM...PM
SHORT TERM...JAT
LONG TERM...SBK
AVIATION...PM
Hazardous weather outlook, May 14, 9:31 PM EDT, 7 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
931 PM EDT WED MAY 14 2014

GAZ010-017-018-026-028-NCZ033-048>053-058-059-062>065-501>510-
SCZ001>007-010-160145-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-AVERY-MADISON-YANCEY-MITCHELL-
SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-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-ANDERSON-
931 PM EDT WED MAY 14 2014

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE THURSDAY NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...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.

   FLASH FLOOD WATCH.

ADDITIONALLY...THUNDERSTORMS ARE LIKELY ACROSS MUCH OF THE AREA
TONIGHT. CLOUD TO GROUND LIGHTNING IS THE MAIN THREAT FROM THESE
STORMS. HOWEVER...STRONG WINDS THROUGH A DEEP LAYER OF THE
ATMOSPHERE COULD ALLOW A FEW OF THE STORMS TO PRODUCE SEVERE
WEATHER IN THE FORM OF DAMAGING WIND GUSTS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

..THURSDAY...HEAVY RAIN WITH FLOODING POSSIBLE. SEE THE LATEST
FLASH FLOOD WATCH STATEMENT.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

NCZ035>037-056-057-068>072-082-SCZ008-009-160145-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION NC-CHEROKEE-YORK-
931 PM EDT WED MAY 14 2014

...FLASH FLOOD WATCH IN EFFECT FROM 8 AM EDT THURSDAY THROUGH LATE
THURSDAY NIGHT...

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

.DAY ONE...TONIGHT.

THUNDERSTORMS ARE LIKELY ACROSS MUCH OF THE AREA OVERNIGHT. HEAVY
RAIN AND CLOUD TO GROUND LIGHTNING ARE THE MAIN THREATS FROM
THESE STORMS. HOWEVER...A FEW OF THE THUNDERSTORMS STORMS COULD
PRODUCE ISOLATED DAMAGING WIND GUSTS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

..THURSDAY...FLASH FLOODING AND SEVERE THUNDERSTORMS POSSIBLE. SEE
THE LATEST FLASH FLOOD WATCH STATEMENT. STRONG WINDS THROUGH A
DEEP LAYER OF THE ATMOSPHERE COULD PRODUCE A FEW SEVERE
THUNDERSTORMS...WITH BRIEF BUT DAMAGING WINDS THE MAIN THREAT. AN
ISOLATED TORNADO WILL BE POSSIBLE.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

GAZ029-SCZ011>014-019-160145-
ELBERT-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
931 PM EDT WED MAY 14 2014

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

.DAY ONE...TONIGHT.

THUNDERSTORMS ARE LIKELY ACROSS MUCH OF THE AREA OVERNIGHT. HEAVY
RAIN AND CLOUD TO GROUND LIGHTNING ARE THE MAIN THREATS FROM
THESE STORMS. HOWEVER...STRONG WINDS THROUGH A DEEP LAYER OF THE
ATMOSPHERE COULD ALLOW A FEW OF THE STORMS TO PRODUCE SEVERE
WEATHER IN THE FORM OF DAMAGING WIND GUSTS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

..THURSDAY...HEAVY RAIN POSSIBLE. HEAVY RAIN AND THUNDERSTORMS
WILL CONTINUE AS TROPICAL MOISTURE KEEPS FLOWING INTO THE REGION
AHEAD OF A COLD FRONT. AREA CREEKS AND STREAMS WILL CONTINUE TO
RISE INTO THURSDAY NIGHT...AND ISOLATED FLOODING MAY OCCUR.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

HG

In the hours before

Special weather statement, May 14, 11:40 PM EDT, 5 hours 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1140 PM EDT WED MAY 14 2014

GAZ010-017-018-SCZ001-150430-
HABERSHAM-OCONEE MOUNTAINS-RABUN-STEPHENS-
1140 PM EDT WED MAY 14 2014

...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL OCONEE...
HABERSHAM...SOUTH CENTRAL RABUN AND WESTERN STEPHENS COUNTIES THROUGH
1230 AM EDT...

AT 1138 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 6 MILES SOUTHWEST OF TOCCOA...MOVING NORTHEAST AT
35 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  TOCCOA...
  TURNERVILLE...
  TALLULAH FALLS...
  LONG CREEK...

WIND GUSTS OF 40 TO 50 MPH...AND TORRENTIAL RAINFALL ARE EXPECTED
WITH THIS STORM.

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

HEAVY RAINS 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 3491 8346 3483 8306 3447 8331 3447 8338
      3446 8340 3446 8341 3448 8347 3448 8351
      3452 8361

ARK
Special weather statement, May 15, 12:35 AM EDT, 4 hours 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1235 AM EDT THU MAY 15 2014

GAZ010-017-018-SCZ001-150515-
HABERSHAM-OCONEE MOUNTAINS-RABUN-STEPHENS-
1235 AM EDT THU MAY 15 2014

...A STRONG THUNDERSTORM WILL AFFECT WESTERN OCONEE...EAST CENTRAL
HABERSHAM...EASTERN RABUN AND STEPHENS COUNTIES THROUGH 115 AM EDT...

AT 1232 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR TOCCOA...MOVING NORTHEAST AT 40 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  TURNERVILLE...
  TALLULAH FALLS...
  LONG CREEK...
  MOUNTAIN REST...
  PINE MOUNTAIN...

PEA SIZE HAIL...WIND GUSTS UP TO 40 MPH AND TORRENTIAL RAINFALL ARE
EXPECTED WITH THIS STORM.

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

LAT...LON 3499 8331 3500 8319 3500 8311 3501 8310
      3496 8293 3449 8330 3455 8350

ARK
Special weather statement, May 15, 1:41 AM EDT, 3 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
141 AM EDT THU MAY 15 2014

GAZ028-029-SCZ010-011-150630-
ABBEVILLE-ANDERSON-ELBERT-HART-
141 AM EDT THU MAY 15 2014

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL ANDERSON...WEST CENTRAL
ABBEVILLE...EAST CENTRAL HART AND NORTH CENTRAL ELBERT COUNTIES
THROUGH 230 AM EDT...

AT 137 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR RUCKERSVILLE...OR 9 MILES NORTHEAST OF
ELBERTON...MOVING NORTH AT 40 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  IVA...
  HOMELAND PARK...
  ANDERSON...
  I-85 AT CLEMSON BOULEVARD...
  I-85 AT HIGHWAY 81...

WIND GUSTS UP TO 40 MPH...AND TORRENTIAL RAINFALL ARE EXPECTED WITH
THIS STORM.

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

HEAVY RAINS 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 3418 8289 3469 8275 3472 8270 3467 8247
      3464 8245 3413 8268

ARK
Special weather statement, May 15, 3:32 AM EDT, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
332 AM EDT THU MAY 15 2014

SCZ006>008-012-150815-
CHEROKEE-GREATER GREENVILLE-LAURENS-SPARTANBURG-
332 AM EDT THU MAY 15 2014

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN GREENVILLE...
SPARTANBURG...NORTHWESTERN LAURENS AND WEST CENTRAL CHEROKEE COUNTIES
THROUGH 415 AM EDT...

AT 329 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR HICKORY TAVERN...OR 8 MILES WEST OF
LAURENS...MOVING NORTH AT 45 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  GRAY COURT...
  FOUNTAIN INN...
  WOODRUFF...
  REIDVILLE...
  ROEBUCK...
  LYMAN...

WIND GUSTS OF 40 TO 50 MPH...AND TORRENTIAL RAINFALL ARE EXPECTED
WITH THIS STORM.

GUSTY WINDS CAN BLOW DOWN TREES THAT ARE DEAD...OR THAT HAVE WEAKENED
ROOT SYSTEMS. OUTDOOR FURNITURE AND SIMILAR ITEMS CAN BE TOSSED
AROUND IF NOT ANCHORED. SEEK SHELTER INDOORS.

LAT...LON 3515 8220 3509 8172 3442 8207 3446 8229

07
Special weather statement, May 15, 4:13 AM EDT, 38 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
413 AM EDT THU MAY 15 2014

NCZ505>508-510-150900-
EASTERN MCDOWELL-EASTERN POLK-GREATER RUTHERFORD-MCDOWELL
MOUNTAINS-RUTHERFORD MOUNTAINS-
413 AM EDT THU MAY 15 2014

...A STRONG THUNDERSTORM WILL AFFECT WESTERN RUTHERFORD...EASTERN
POLK AND SOUTHERN MCDOWELL COUNTIES THROUGH 500 AM EDT...

AT 412 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES EAST OF COLUMBUS...MOVING NORTH AT 45
MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  LAKE ADGER...
  LAKE LURE...
  THERMAL CITY...
  GLENWOOD...
  MARION...

WIND GUSTS OF 40 TO 50 MPH...AND TORRENTIAL RAINFALL ARE EXPECTED
WITH THIS STORM.

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

LAT...LON 3572 8187 3565 8185 3519 8200 3520 8225
      3538 8222 3540 8219 3540 8222 3552 8220
      3553 8218 3554 8219 3577 8215

07

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 14, 9:29 PM EDTSpecial Weather StatementGSPJackson46 min
May 15, 3:26 AM EDTAreal Flood AdvisoryGSPTransylvania2 hr
May 15, 4:13 AM EDTSpecial Weather StatementGSPMcDowell, Polk47 min
May 15, 6:00 AM EDTSpecial Weather StatementGSPCatawba, Gaston, Iredell, Lincoln, Mecklenburg60 min
May 15, 6:46 AM EDTTornado WarningGSPMecklenburg44 min
May 15, 8:04 AM EDTSpecial Weather StatementGSPDavie, Rowan41 min
May 15, 3:53 PM EDTAreal Flood AdvisoryGSPCabarrus, Mecklenburg, Union3 hr
May 15, 3:59 PM EDTTornado WarningGSPCabarrus, Mecklenburg31 min
May 14, 8:47 PM EDTSpecial Weather StatementGSPOconee43 min
May 14, 10:07 PM EDTSpecial Weather StatementGSPGreenville, Pickens38 min
May 15, 1:41 AM EDTSpecial Weather StatementGSPAnderson49 min
May 15, 2:27 AM EDTAreal Flood AdvisoryGSPOconee2 hr
May 15, 2:54 AM EDTFlash Flood WarningGSPAnderson3 hr
May 15, 3:32 AM EDTSpecial Weather StatementGSPSpartanburg43 min
May 15, 3:41 AM EDTSevere Thunderstorm WarningGSPCherokee, Greenville, Laurens, Spartanburg64 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2014Severe Thunderstorm Warnings in South Carolina, 2014Every severe thunderstorm warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.