Alert archive / North Carolina / Flash Flood Warnings in 2013

Flash Flood Warning 68, NWS Greenville-Spartanburg, SC

July 27, 2013Catawba County, Cleveland County, Lincoln County, North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Jul 27, 2013, 6:06 AM EDT for Catawba County, Cleveland County, Lincoln County, North Carolina. It was in force for 3 hr. 2 reports 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
Jul 27, 2013, 6:06 AM EDT (10:06 UTC)
Expired
Jul 27, 2013, 9:00 AM EDT
In force
3 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Flood severity
None

Counties Catawba County, NC, Cleveland County, NC, Lincoln County, NC

The radar

The Greer radar (KGSP), 110 km from the middle of the area, began a volume at 10:09 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
Jul 27, 6:20 AM EDTHEAVY RAIN 3.043 W Hickory, NC3 HOUR TOTAL. MINOR FLOODING ALSO REPORTED.
Jul 27, 7:00 AM EDTFLASH FLOODHickory, NCSEVERAL STREETS FLOODED IN HICKORY

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 flash flood warning; the first came 54 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, 10.1 hours before the alert went out and 147 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 2013-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 joules per kilogram.LCLLFCEL10008507005003002001001 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 2013-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.193958Sfc1 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
27 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1311 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
25 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.

091 
WGUS52 KGSP 271006
FFWGSP
NCC035-045-109-271300-
/O.NEW.KGSP.FF.W.0068.130727T1006Z-130727T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
606 AM EDT SAT JUL 27 2013

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH CENTRAL CLEVELAND COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  NORTHWESTERN LINCOLN COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  WESTERN CATAWBA COUNTY IN THE PIEDMONT OF NORTH CAROLINA...

* UNTIL 900 AM EDT

* AT 604 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE   
WARNED AREA. AUTOMATED RAIN GAUGES HAVE INDICATED THAT UP TO 2.5 
INCHES OF RAIN HAVE FALLEN. THUNDERSTORMS CONTINUE TO DEVELOP AND 
MOVE ACROSS THE AREA...MEANING THE THREAT OF FLOODING WILL CONTINUE 
FOR SOME TIME.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  HICKORY...LONGVIEW AND ST. STEPHENS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. TURN
AROUND... DONT DROWN.

PLEASE REPORT HIGH WATER...FLOODING...LANDSLIDES OR OTHER SEVERE
WEATHER 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 THE SPECIFIC LOCATION WHERE IT OCCURRED.

&&

LAT...LON 3579 8118 3545 8152 3546 8165 3556 8156
      3558 8153 3560 8151 3568 8143 3580 8134

$$
WIMBERLEY
2 follow-up statements
056 
WGUS72 KGSP 271204
FFSGSP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
804 AM EDT SAT JUL 27 2013

NCC035-045-109-271300-
/O.CON.KGSP.FF.W.0068.000000T0000Z-130727T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CATAWBA NC-CLEVELAND NC-LINCOLN NC-
804 AM EDT SAT JUL 27 2013

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHWESTERN LINCOLN...
NORTH CENTRAL CLEVELAND AND WESTERN CATAWBA COUNTIES UNTIL 900 AM
EDT...

AT 755 AM EDT...THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED 
ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATES THAT 4 TO 6 INCHES 
OF RAIN HAS FALLEN ACROSS SOUTHWEST CATAWBA COUNTY SINCE 4 AM...AND 
AN ADDITIONAL 1 TO 2 INCHES APPEARS LIKELY THROUGH 10 AM. FLOODING 
HAS BEEN REPORTED ACROSS MUCH OF WESTERN CATAWBA COUNTY...AND THE 
ADDITIONAL HEAVY RAINFALL WILL CREATE A DANGEROUS FLASH FLOOD 
SITUATION ACROSS THE AREA.   

IN ADDITION TO THE LIKELIHOOD OF SEVERE URBAN FLOODING IN NEWTON... 
CONOVER...AND ON THE SOUTH AND EAST SIDE OF HICKORY...FLOODING WILL 
LIKELY DEVELOP ALONG NUMEROUS STREAMS....INCLUDING BUT NOT LIMITED 
TO HAAS CREEK...POTT CREEK...JACOB FORK...AND HENRY FORK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF 
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. DO NOT 
DRIVE THROUGH FLOODED ROADWAYS. 

PLEASE REPORT HIGH WATER...FLOODING...LANDSLIDES OR OTHER SEVERE
WEATHER 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 THE SPECIFIC LOCATION WHERE IT OCCURRED.

&&

LAT...LON 3579 8118 3545 8152 3546 8165 3556 8156
      3558 8153 3560 8151 3568 8143 3580 8134

$$
LANE
651 
WGUS72 KGSP 271207 CCA
FFSGSP

FLASH FLOOD STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
804 AM EDT SAT JUL 27 2013

NCC035-045-109-271300-
/O.COR.KGSP.FF.W.0068.000000T0000Z-130727T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CATAWBA NC-CLEVELAND NC-LINCOLN NC-
804 AM EDT SAT JUL 27 2013

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHWESTERN LINCOLN...
NORTH CENTRAL CLEVELAND AND WESTERN CATAWBA COUNTIES UNTIL 900 AM
EDT...

AT 755 AM EDT...THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED 
ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATES THAT 4 TO 6 INCHES 
OF RAIN HAS FALLEN ACROSS SOUTHWEST CATAWBA COUNTY AND EXTREME 
NORTHWEST LINCOLN COUNTY SINCE 4 AM...AND AN ADDITIONAL 1 TO 2 
INCHES APPEARS LIKELY THROUGH 10 AM. FLOODING HAS BEEN REPORTED 
ACROSS MUCH OF WESTERN CATAWBA COUNTY...AND THE ADDITIONAL HEAVY 
RAINFALL WILL CREATE A DANGEROUS FLASH FLOOD SITUATION ACROSS THE 
AREA.   

IN ADDITION TO THE LIKELIHOOD OF SEVERE URBAN FLOODING IN NEWTON... 
CONOVER...AND ON THE SOUTH AND EAST SIDE OF HICKORY...FLOODING WILL 
LIKELY DEVELOP ALONG NUMEROUS STREAMS....INCLUDING BUT NOT LIMITED 
TO HAAS CREEK...POTT CREEK...JACOB FORK...AND HENRY FORK IN CATAWBA 
COUNTY. IN LINCOLN COUNTY...LITTLE INDIAN CREEK AND BUFFALO CREEK 
HAVE LIKELY ALREADY OVERFLOWED THEIR BANKS OR WILL SOON.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF 
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. DO NOT 
DRIVE THROUGH FLOODED ROADWAYS. 

PLEASE REPORT HIGH WATER...FLOODING...LANDSLIDES OR OTHER SEVERE
WEATHER 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 THE SPECIFIC LOCATION WHERE IT OCCURRED.

&&

LAT...LON 3579 8118 3545 8152 3546 8165 3556 8156
      3558 8153 3560 8151 3568 8143 3580 8134

$$
LANE

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Jul 27, 3:22 AM EDT, 2 hours 44 minutes earlier.

Area forecast discussion, Jul 27, 3:22 AM EDT, 2 hours 44 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
322 AM EDT SAT JUL 27 2013

.SYNOPSIS...
PRECIPITATION CHANCES WILL REMAIN IN THE FORECAST THROUGH THE
WEEKEND AS AN UPPER LEVEL DISTURBANCE AND A COLD FRONT PASS THROUGH.
CONDITIONS LOOK TO IMPROVE FOR THE START OF NEXT WEEK AS SURFACE
HIGH PRESSURE BUILDS IN...REDUCING CHANCES FOR PRECIPITATION AND
BRINGING TEMPERATURES A FEW DEGREES BELOW NORMAL.

&&

.NEAR TERM /THROUGH TONIGHT/...
AS OF 3 AM EDT SATURDAY...SHOWERS AND THUNDERSTORMS ARE INCREASING
OVER THE NC FOOTHILLS AND PORTIONS OF UPSTATE SC IN RESPONSE TO
INCREASING UPSLOPE SELY FLOW AND THE PASSAGE OF UPPER VORT MAX IN
SOUTHWESTERLY FLOW ALOFT. THE COVERAGE OF PRECIP WILL INCREASE
THROUGH THE MORNING HOURS AS THE MAIN UPPER SHORTWAVE ENERGY
APPROACHES FROM THE WEST. AT THE SAME TIME...LLVL H85 WINDS WILL
INCREASE TO AROUND 20-25KT RANGE BY EARLY THIS MORNING AND
CONTINUING THROUGH AT LEAST LATE AFTERNOON HOURS ALONG AND AHEAD OF
THIS MAIN UPPER ENERGY. THE SHORT RANGE MODELS CONTINUE TO SUGGEST
THAT 0-3 KM BULK SHEAR MAGNITUDE OF 20-25KTS WILL BE PRESENT ALONG
WITH SBCAPE VALUES OF 1000-1500J/KG RANGE ACROSS MUCH OF THE CWA
BETWEEN 18Z SAT AND 00Z SUN. WITH THAT SAID...THE THREAT OF SEVERE
WEATHER EXISTS TODAY...MAINLY DAMAGING WINDS WITH A FEW BRIEF
TORNADOES POSSIBLE. IN RESPONSE TO THESE ELEMENTS...CONVECTIVE
ALLOWING MODELS INDICATE THAT A WELL ORGANIZED LINE OF CONVECTION
WILL TRAVERSE THE CWA FROM WEST TO EAST AT AROUND 16Z-22Z PERIOD AND
LIKELY POPS WERE MENTIONED FOR MOST LOCATIONS. EXPECT CONVECTION TO
DECREASE TOWARD THE EVENING HOURS DUE TO UPPER NVA AND LOSS OF
DAYTIME HEATING. WITH DECREASING H5 HEIGHTS AND ONGOING
PRECIP...TEMPS WILL REMAIN 5-7 DEGREES BELOW NORMAL TODAY.

&&

.SHORT TERM /SUNDAY THROUGH MONDAY NIGHT/...
AS OF EARLY SAT MORNING...DURING THE SHORT TERM THE REGION WILL
REMAIN PARTIALLY UNDER THE INFLUENCE OF A DEEP TROUGH CENTERED OVER
THE GREAT LAKES...AND AN ASSOCIATED COLD FRONT SET TO ARRIVE LATE
SUNDAY.

UPPER DYNAMICS ARE WEAK SUNDAY WITH NO SIGNIFICANT DIVERGENCE OR
VORTICITY. LAPSE RATES ARE POOR...BUT SFC MOISTURE IS SUFFICIENT TO
PRODUCE AFTN CAPE VALUES TYPICAL FOR THIS TIME OF YEAR...UP TO AROUND
1500 J/KG IN THE PIEDMONT WITH DRIER AIR LIMITING INSTABILITY IN THE
MTNS. OVERALL SHEAR PROFILES REMAIN UNIMPRESSIVE WITH WEAK LOW TO MID
LEVEL FLOW LIMITING STORM MOTION. HOWEVER MODEST UPPER FLOW IN THE
TIGHT HEIGHT GRADIENT AROUND THE CLOSED LOW DOES KEEP 0-6KM BULK
SHEAR HIGH ENOUGH THAT IF STORMS ARE ABLE TO FIRE THEY COULD POSE AT
LEAST AN ISOLATED SEVERE RISK...ESPECIALLY CONSIDERING THAT PROG
SOUNDINGS ARE FAIRLY DRY ALOFT.

FOLLOWING DIURNAL HEATING SUNDAY LLVL THETA-E VALUES BEGIN DROPPING
AND CONTINUE TO DO SO THRU MONDAY MORNING. WHILE CONVECTION SHOULD
WANE...THERE IS A SMALL POSSIBILITY ACTIVITY WILL CONTINUE A BIT
LATER INTO THE EVENING THAN USUAL. WEAK LLVL CONVERGENCE SEEN ALONG
WITH HIGH 1000-850MB RH OVER THE PIEDMONT SO AT LEAST A FEW SHOWERS
MAY BE POSSIBLE OVERNIGHT. HAVE KEPT SCHC POPS UNTIL AFTER MIDNIGHT
OVER THE SRN/ERN PORTIONS OF THE PIEDMONT. THE FRONT HAVING PASSED
THROUGH EARLY...LOW TEMPS SUN NIGHT WILL BE NOTABLY COOLER IN THE
MTNS...WITH LOWS IN THE MID TO UPPER 50S. THE FOOTHILLS WILL SEE LOWS
A COUPLE DEGREES COOLER THAN THOSE SAT NIGHT.

ON MONDAY DEEP MOISTURE IS LOWER AND WARM MIDLEVEL TEMPS UNDER HIGH
PRESSURE WILL PRECLUDE CONVECTION. CONSENSUS OF MAJOR GUIDANCE IS
FOR A DRY FCST WITH MOSTLY SUNNY SKIES. HIGH TEMPS WILL BE A FEW
DEGREES BELOW NORMAL IN THE CONTINENTAL AIRMASS. THICKNESS VALUES
BEGIN TO INCH BACK UP LATE MON...OFFSETTING FURTHER COOLING
MAKING FOR SIMILAR LOWS MON NIGHT.

&&

.LONG TERM /TUESDAY THROUGH FRIDAY/...
AS OF 200 PM FRIDAY...THE EXTENDED PERIOD BEGINS LATE MONDAY WITH
HIGH PRESSURE BUILDING IN OVER THE EAST COAST BEHIND THE DEPARTING
FRONTAL SYSTEM...USHERING IN DRIER AIR OVER THE CWA FOR THE
BEGINNING OF NEXT WEEK. THE COMBINATION OF INVERSIONS AND WARMER AIR
ALOFT SHOULD KEEP MOST OF THE AREA CAPPED THROUGH MIDWEEK...ALLOWING
ONLY FOR SLIGHT CHANCE POPS MONDAY AND CHANCE POPS TUESDAY
AFTERNOON. THE AIRMASS BEGINS TO SATURATE AGAIN BY WEDNESDAY AS
ANOTHER TROUGH DIPS DOWN...AND THE MOIST AIR COMBINED WITH AN
APPROACHING SHORTWAVE WILL MAKE FOR GREATEST POPS WEDNESDAY
AFTERNOON/EVENING. IMPROVED DEEP LAYER MOISTURE AND GENERAL
TROUGHINESS OVER THE SOUTHEASTERN CONUS WILL KEEP THE PATTERN
UNSETTLED WITH MORE DIURNALLY DRIVEN CONVECTION THROUGH THE END OF
NEXT WEEK.

CLOUD COVER AT THE BEGINNING OF THE PERIOD WILL KEEP HIGH TEMPS
BELOW AVERAGE...AND HIGHS WILL REMAIN COOLER THAN NORMAL THROUGH THE
END OF NEXT WEEK DUE TO LOWER THICKNESS ADVECTION. LOWS WILL BE NEAR
AVERAGE FOR THE ENTIRE MEDIUM RANGE.

&&

.AVIATION /08Z SATURDAY THROUGH WEDNESDAY/...
AT KCLT...A LINE OF CONVECTION EXTENDING FROM THE NORTHERN NC
FOOTHILLS TO I-26 CORRIDOR WAS RATHER SLOWLY MOVING EAST TOWARD THE
AIRFIELD OVERNIGHT HOURS. THIS LINE MAY AFFECT THE TERMINAL BETWEEN
7Z AND 9Z SAT AND TEMPO THUNDER WAS MENTIONED ACCORDINGLY. CURRENT
VFR CONDITIONS WILL DEGRADE TO MVFR ONCE THE LINE MOVES THE FIELD
AND MVFR CLOUD DECK WITH INTERMITTENT SHOWERS WILL CONTINUE THROUGH
THE MORNING HOURS. WITH DIURNAL HEATING AND THE PASSAGE OF UPPER
SHORT WAVE ENERGY ON SAT...SHOWERS AND THUNDERSTORMS WILL
RE-DEVELOPER DURING THE PRIME HEATING HOURS. LIGHT SOUTHERLY WINDS
WILL PREVAIL THRU THE PERIOD THOUGH STRONGER WIND GUSTS ARE POSSIBLE
IN THUNDERSTORMS.

ELSEWHERE...A LINE OF SHRA/TSTMS WAS MOVING EAST ACROSS THE NC
FOOTHILLS AND UPSTATE SC OVERNIGHT HOURS. AREAS BEHIND THIS LINE
WILL REMAIN RELATIVELY QUIET THOUGH INTERMITTENT SHOWERS WILL BE
SEEN INTO THE MORNING HOURS. ONCE AGAIN...KAVL MAY SEE PATCHY FOG
WITH BRIEF IFR VISBY/CEILING TOWARD THE SUNRISE. AN UPPER SHORT WAVE
ENERGY WILL SWING ACROSS THE REGION DURING THE DAY ON SAT. THIS WILL
COMBINE WITH DIURNAL INSTABILITY TO TRIGGER CONVECTION DURING THE
AFTERNOON HOURS. LIGHT SOUTHERLY WINDS WILL PREVAIL FOR MOST
LOCATIONS THOUGH STRONGER WIND GUSTS CAN NOT BE RULED OUT IN
THUNDERSTORMS. KAVL WILL SEE WINDS VEERING TO THE NORTH BY THE
EVENING HOURS.

OUTLOOK...CONVECTION WILL DEVELOP AGAIN SUNDAY...BUT COVERAGE SHOULD
BE DIMINISHING. BRIEF DRYING IS POSSIBLE ON MON AND TUE WITH HIGH
PRES FOLLOWING FROPA.

CONFIDENCE TABLE...

            07-13Z        13-19Z        19-01Z        01-07Z
KCLT       MED   66%     MED   74%     HIGH  92%     HIGH  87%
KGSP       MED   77%     MED   74%     MED   79%     MED   67%
KAVL       HIGH  95%     MED   72%     HIGH  80%     LOW   53%
KHKY       MED   70%     HIGH  84%     MED   67%     MED   71%
KGMU       MED   79%     MED   77%     MED   78%     MED   67%
KAND       MED   76%     HIGH  85%     HIGH  86%     MED   61%

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...WIMBERLEY
NEAR TERM...JOH
SHORT TERM...WIMBERLEY
LONG TERM...VISIN
AVIATION...JOH
Hazardous weather outlook, Jul 27, 4:10 AM EDT, 1 hour 56 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
410 AM EDT SAT JUL 27 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-280815-
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-
410 AM EDT SAT JUL 27 2013

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

.DAY ONE...TODAY AND TONIGHT.

WIDESPREAD SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP
ACROSS THE REGION TODAY...WITH SOME ACTIVITY CONTINUING INTO THE
EVENING. CLOUD TO GROUND LIGHTNING WILL BE FREQUENT AT TIMES...AND
LOCALIZED HEAVY RAINFALL MAY LEAD TO FLASH FLOODING. CONDITIONS
ARE ALSO FAVORABLE FOR SOME OF THE THUNDERSTORMS TO PRODUCE SEVERE
WEATHER...MAINLY IN THE FORM OF DAMAGING WIND GUSTS. BRIEF
TORNADOES ARE ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

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.

WIMBERLEY

In the hours before

Special weather statement, Jul 27, 12:12 AM EDT, 5 hours 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1212 AM EDT SAT JUL 27 2013

SCZ003-006-270500-
GREATER GREENVILLE-GREENVILLE MOUNTAINS-
1212 AM EDT SAT JUL 27 2013

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN GREENVILLE COUNTY
THROUGH 100 AM EDT...

AT 1207 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR MARIETTA...OR 12 MILES NORTH OF DOWNTOWN
GREENVILLE...MOVING EAST AT 20 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  TRAVELERS REST...
  TIGERVILLE...
  TAYLORS...
  LAKE ROBINSON...

SMALL HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS
STORM.

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 3495 8252 3496 8253 3497 8253 3509 8247
      3513 8225 3490 8225

MCAVOY
Special weather statement, Jul 27, 12:50 AM EDT, 5 hours 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1250 AM EDT SAT JUL 27 2013

SCZ007-270530-
SPARTANBURG-
1250 AM EDT SAT JUL 27 2013

...A STRONG THUNDERSTORM WILL AFFECT SPARTANBURG COUNTY THROUGH 130
AM EDT...

AT 1245 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR REIDVILLE...OR 12 MILES SOUTHWEST OF
SPARTANBURG...MOVING NORTHEAST AT 15 MPH.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO USC
  UPSTATE...WELLFORD...REIDVILLE...LYMAN...INMAN AND DUNCAN.

SMALL HAIL...AND WIND GUSTS UP TO 40 MPH 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 INSIDER AN
INTERIOR ROOM.

LAT...LON 3507 8213 3503 8188 3476 8207 3485 8221

MCAVOY
Special weather statement, Jul 27, 1:12 AM EDT, 4 hours 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
112 AM EDT SAT JUL 27 2013

NCZ507-509-510-SCZ003-007-270600-
EASTERN POLK-GREENVILLE MOUNTAINS-POLK MOUNTAINS-RUTHERFORD
MOUNTAINS-SPARTANBURG-
112 AM EDT SAT JUL 27 2013

...STRONG THUNDERSTORMS WILL AFFECT NORTHEASTERN GREENVILLE...
NORTHWESTERN SPARTANBURG...WESTERN POLK AND WESTERN RUTHERFORD
COUNTIES THROUGH 200 AM EDT...

AT 103 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM DANA TO 4 MILES
NORTHEAST OF GREER...MOVING NORTHEAST AT 20 MPH.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO CHIMNEY
  ROCK...TRYON...MILL SPRING...LAKE LURE...LAKE ADGER...COLUMBUS...
  LANDRUM...GOWENSVILLE AND CAMPOBELLO.

WIND GUSTS UP TO 40 MPH...AND TORRENTIAL RAIN ARE EXPECTED WITH THESE
STORMS.

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 3542 8216 3540 8219 3540 8215 3516 8205
      3495 8219 3503 8222 3506 8222 3506 8224
      3529 8234 3532 8231 3539 8226 3541 8228
      3553 8221

MCAVOY
Special weather statement, Jul 27, 2:07 AM EDT, 3 hours 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
207 AM EDT SAT JUL 27 2013

NCZ505-506-508-270645-
EASTERN MCDOWELL-GREATER RUTHERFORD-MCDOWELL MOUNTAINS-
207 AM EDT SAT JUL 27 2013

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL RUTHERFORD AND EASTERN
MCDOWELL COUNTIES THROUGH 245 AM EDT...

AT 201 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES EAST OF LAKE LURE...OR 8 MILES NORTHWEST
OF RUTHERFORDTON...MOVING NORTHEAST AT 20 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  THERMAL CITY...
  GLENWOOD...
  MARION...

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

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 3569 8187 3563 8184 3530 8201 3534 8207
      3540 8213 3541 8217 3553 8208 3552 8214
      3552 8215 3579 8211

MCAVOY

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 8:16 PM EDTSpecial Weather StatementGSPGraham44 min
Jul 26, 11:38 PM EDTSpecial Weather StatementGSPTransylvania67 min
Jul 27, 12:35 AM EDTAreal Flood AdvisoryGSPHenderson115 min
Jul 27, 1:03 AM EDTAreal Flood AdvisoryGSPAvery, Burke, Caldwell87 min
Jul 27, 1:12 AM EDTSpecial Weather StatementGSPPolk48 min
Jul 27, 2:07 AM EDTSpecial Weather StatementGSPMcDowell38 min
Jul 27, 2:35 AM EDTAreal Flood AdvisoryGSPAvery, Burke, Caldwell, McDowell, Mitchell115 min
Jul 27, 5:11 AM EDTAreal Flood AdvisoryGSPCleveland, Rutherford109 min
Jul 27, 5:28 AM EDTAreal Flood AdvisoryGSPCatawba2 hr
Jul 27, 6:53 AM EDTFlash Flood WarningGSPCatawba3 hr
Jul 27, 7:54 AM EDTAreal Flood AdvisoryGSPHenderson, Polk2 hr
Jul 27, 9:05 AM EDTFlash Flood WarningGSPCatawba, Lincoln3 hr
Jul 27, 9:52 AM EDTFlash Flood WarningGSPAlexander, Catawba, Iredell5 hr
Jul 27, 10:06 AM EDTFlash Flood WarningGSPCatawba, Lincoln5 hr
Jul 27, 10:20 AM EDTFlash Flood WarningGSPCleveland3 hr
Jul 27, 10:27 AM EDTRiver Flood WarningGSPGaston67 hr
Jul 27, 10:34 AM EDTSpecial Weather StatementGSPDavie, Iredell56 min
Jul 27, 10:59 AM EDTSpecial Weather StatementGSPCatawba, Cleveland, Lincoln46 min
Jul 27, 11:02 AM EDTFlash Flood WatchGSPAlexander, Cabarrus, Caldwell, Catawba, Cleveland, Davie and 6 more19 hr
Jul 27, 11:26 AM EDTAreal Flood AdvisoryGSPAlexander, Catawba, Iredell12 hr
Jul 27, 12:04 PM EDTAreal Flood WarningGSPCatawba, Lincoln3 hr
Jul 27, 12:08 PM EDTAreal Flood WarningGSPAlexander, Catawba, Iredell12 hr
Jul 27, 12:44 PM EDTAreal Flood AdvisoryGSPMecklenburg106 min
Jul 27, 1:05 PM EDTSpecial Weather StatementGSPCabarrus40 min
Jul 27, 1:12 PM EDTSpecial Weather StatementGSPRowan48 min
Jul 27, 1:43 PM EDTAreal Flood AdvisoryGSPCabarrus107 min
Jul 27, 3:04 PM EDTAreal Flood WarningGSPCatawba, Iredell, Lincoln6 hr
Jul 27, 3:13 PM EDTSpecial Weather StatementGSPUnion47 min
Jul 27, 3:17 PM EDTAreal Flood AdvisoryGSPCabarrus, Mecklenburg2 hr
Jul 27, 6:17 PM EDTSpecial Weather StatementGSPMcDowell43 min
Jul 27, 6:45 PM EDTSevere Thunderstorm WarningGSPBuncombe, Madison, Yancey60 min
Jul 27, 6:59 PM EDTSpecial Weather StatementGSPMcDowell46 min
Jul 27, 7:02 PM EDTSevere Thunderstorm WarningGSPCleveland, Rutherford58 min
Jul 27, 7:47 PM EDTSpecial Weather StatementGSPBurke, McDowell43 min
Jul 27, 7:54 PM EDTFlash Flood WarningGSPBurke, McDowell3 hr

Nearby

Flash Flood Warnings in North Carolina, 2013Every flash flood warning in 2013

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.