Alert archive / South Carolina / Flash Flood Warnings in 2013

Flash Flood Warning 41, NWS Greenville-Spartanburg, SC

July 9, 2013Laurens County, South Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Jul 9, 2013, 9:01 PM EDT for Laurens County, South Carolina. It was in force for 3 hr. 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
Jul 9, 2013, 9:01 PM EDT (01:01 UTC)
Expired
Jul 10, 2013, 12:00 AM EDT
In force
3 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Flood severity
None

County Laurens County, SC

The radar

The Greer radar (KGSP), 65 km from the middle of the area, began a volume at 01:03 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 9, 11:25 PM EDTFLASH FLOOD2 Wsw Waterloo, SCTODD QUARTER ROAD CLOSED DUE TO FLOODING. THE FLOODING IS LIKELY NEAR THE BRIDGE OVER LONG LICK BRANCH.

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 144 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

Charleston AFB, SC (KCHS), launched 00:00Z, 1.0 hours before the alert went out and 241 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, Charleston AFB, SC at 00:00Z on 2013-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1474 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, Charleston AFB, SC at 00:00Z on 2013-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 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
1474 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
835 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
40 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.

071 
WGUS52 KGSP 100101
FFWGSP
SCC059-100400-
/O.NEW.KGSP.FF.W.0041.130710T0101Z-130710T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
901 PM EDT TUE JUL 9 2013

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LAURENS COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL MIDNIGHT EDT

* AT 859 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE      
  WARNED AREA. THE RADAR HAS ESTIMATED 2 TO 3 INCHES OF RAIN WITHIN  
  THE LAST HOUR WITH AN ADDITIONAL 1 TO 2 INCHES EXPECTED.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  LAURENS...CROSS HILL...GRAY COURT...HICKORY TAVERN...JOANNA AND
  LAKE GREENWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

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 3424 8198 3424 8201 3428 8207 3457 8224
      3464 8206 3439 8176 3436 8179 3434 8183
      3430 8189 3422 8192 3421 8195

$$

ARK
1 follow-up statement
999 
WGUS72 KGSP 100208
FFSGSP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1008 PM EDT TUE JUL 9 2013

SCC059-100400-
/O.CON.KGSP.FF.W.0041.000000T0000Z-130710T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LAURENS SC-
1008 PM EDT TUE JUL 9 2013

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR LAURENS COUNTY UNTIL
MIDNIGHT EDT...

AT 1004 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR 
ESTIMATES THREE TO FIVE INCHES OF RAIN ACROSS MUCH OF THE 
COUNTY...WITH HEAVY RAIN STILL FALLING IN THE WESTERN SIDE OF THE 
COUNTY.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...
LAURENS...CLINTON...CROSS HILL...GRAY COURT...HICKORY TAVERN...JOANNA
AND LAKE GREENWOOD.

THERE HAVE BEEN NUMEROUS REPORTS OF FLOODING IN THE SOUTHEASTERN 
PARTS OF THE COUNTY...ESPECIALLY IN THE BEAVERDAM CREEK 
BASIN...WHICH IS FLOODING MILAM ROAD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES... AS WELL AS
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLASH FLOODING IS IMMINENT OR
OCCURRING. IF YOU ARE IN THE WARNING AREA...MOVE TO HIGHER GROUND
IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE
IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO
CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

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 3424 8198 3424 8201 3428 8207 3457 8224
      3464 8206 3439 8176 3436 8179 3434 8183
      3430 8189 3422 8192 3421 8195

$$

ARK

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 9, 7:55 PM EDT, 1 hour 6 minutes earlier.

Area forecast discussion, Jul 9, 7:55 PM EDT, 1 hour 6 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
755 PM EDT TUE JUL 9 2013

.SYNOPSIS...
AN UPPER LEVEL TROUGH OF LOW PRESSURE WILL GRADUALLY DEEPEN OVER THE
EAST THROUGH THE END OF THE WEEK.

&&

.NEAR TERM /THROUGH WEDNESDAY/...
AS OF EARLY EVENING...SCATTERED CLUSTERS OF DEEP CONVECTION CONTINUE
TO FORM ACROSS NE GEORGIA AND THE WESTERN CAROLINAS...AND WILL
CONTINUE TO DO SO AS LONG AS THERE IS SUFFICIENT INSTABILITY. SUPPLY
STILL LOOKS AMPLE AS OF 23Z...WHICH INDICATES THIS SHOULD CONTINUE
WELL INTO THE EVENING. SIMILAR TO LAST NIGHT...THE STORMS WILL BE
SLOW TO MOVE AND SHOULD PRODUCE ISOLATED SIGNIFICANT RAINFALL. NO
BIG CHANGES FOR NOW...BUT WILL TWEAK THE POP AND TEMPS BASED ON
TRENDS ON RADAR.

PREVIOUS DISCUSSION...

AS OF 230 PM EDT TUESDAY...THE ATMOSPHERE OVER THE REGION HAS BECOME
QUITE UNSTABLE THIS AFTN WITH SURFACE BASED CAPE VALUES AVERAGING
AROUND 3000 J/KG ACROSS THE FOOTHILLS AND PIEDMONT. THE LLVL FLOW AS
BACKED AND THERE IS MODEST CONVERGENCE ACROSS THE FOOTHILLS AND NC
BLUE RIDGE. SHOWERS AND TSTMS ARE BEGINNING TO DEVELOP IN THIS AREA.
A COUPLE WEAK NORTHWEST FLOW SHORT WAVE TROUGHS WILL WORK ACROSS THE
REGION INTO THE EVENING.

AS NOT MUCH HAS CHANGED OVER THE PAST 24 HOURS...PERSISTENCE STILL
LOOKS TO BE A GOOD WAY TO GO WITH THIS AFTERNOON/S FORECAST.
SO...MUCH LIKE YDAY...CONVECTION SHOULD INCREASE THROUGH THE AFTN
HOURS AND PEAK SOMETIME DURING THE EVENING. THE WRN UPSTATE...NE GA
AND THE SRN AND CENTRAL NC MTNS SHOULD SEE THE GREATEST COVERAGE AS
THEY ARE UNDER THE BEST DEFINED SHORT WAVE FEATURE THAT I CAN SEE ON
THE WATER VAPOR IMAGERY AND RUC. HOWEVER...WITH HIGH INSTABILITY AND
NO CAP...A STRONG...SLOW MOVING THUNDERSTORM IS POSSIBLE JUST ABOUT
ANYWHERE. WITH WEAKLY DIFFLUENT DEEP LAYER THICKNESSES AND LLVL
WINDS INCREASING A BIT FROM THE SOUTHWEST THIS EVENING CELLS SHOULD
MOVE VERY SLOWLY AND MAY CONSOLIDATE INTO LARGER CLUSTERS LIKE THEY
DID LAST NIGHT. THIS MEANS A FEW AREAS OVER THE REGION ARE LIKELY TO
SEE EXCESSIVE RAINFALL. HOWEVER...OWNING TO THE RATHER ISOLATED
NATURE OF THE HEAVY RAIN THREAT AND DIFFICULTLY NAILING DOWN WHERE
IT WILL HAPPEN...I WILL NOT ISSUE A FLASH FLOOD WATCH FOR THIS
EVENING.

DESPITE WEAK FORCING...INCREASING LAYER RH/S AND A SHARPENING UPPER
TROPOSPHERIC THROUGH SHOULD SUPPORT NUMEROUS SHOWERS AND
THUNDERSTORMS WED AFTN AND EVENING.

&&

.SHORT TERM /WEDNESDAY NIGHT THROUGH FRIDAY/...
AT 230 PM EDT TUESDAY...AND UPPER TROUGH WILL AMPLIFY OVER THE
EASTERN USA ON WEDNESDAY NIGHT....PHASING WITH AND EASTERLY WAVE
OVER FL. THE TROUGH AXIS PROGRESSES TO THE EAST COAST ON BY
FRIDAY...DIGGING TO NORTH FL. A BAND OF MOISTURE WILL LINGER OVER
THE WESTERN CAROLINAS AND NE GA ON WEDNESDAY NIGHT....WHILE A COLD
FRONT APPROACHES FROM THE NW. LOW LEVEL FLOW AHEAD OF THE FRONT WILL
BE LIGHT WESTERLY...LIMITING WEAK OROGRAPHIC LIFT TO THE WEST SIDE
OF THE MOUNTAINS. THE FRONT SLOWLY CROSSES OUR AREA ON THURSDAY AND
THURSDAY NIGHT. THE MODELS SHOW DRIER AIR WORKING INTO OUR AREA
BEHIND THE FRONT ON FRIDAY.

ABOVE NORMAL POPS WILL BE CARRIED AHEAD OF THE FRONT IN DEEP
MOISTURE...FAVORING THE TN BORDER AREA. THE GREATEST POPS WILL
FOLLOW THE FRONT EAST OF THE MOUNTAINS ON THURSDAY AND THURSDAY
NIGHT. POPS WILL DECREASE ON FRIDAY IN DRIER AIR...BUT WITH SOME
MOISTURE BANKED UP AGAINST THE BLUE RIDGE...THE GREATEST POPS WILL
BE CARRIED THERE. MAXIMUM TEMPERATURES WILL DECREASE FROM SLIGHTLY
BELOW NORMAL TO ALMOST 10 DEGREE BELOW NORMAL AS HEIGHTS FALL ALOFT.
MINIMUM TEMPERATURES WILL REMAIN NEAR OR SLIGHTLY ABOVE NORMAL IN A
MOIST AIR MASS.

&&

.LONG TERM /FRIDAY NIGHT THROUGH TUESDAY/...
AT 230 PM EST TUESDAY...AN UPPER TROUGH WILL BE ALONG THE EAST COAST
ON FRIDAY NIGHT...AS A NORTHERN STREAM TROUGH REMAINS PHASED WITH
AND EASTERLY WAVE...BETWEEN UPPER RIDGES ON THE WESTERN ATLANTIC AND
THE GREAT PLAINS. THE NORTHERN STREAM TROUGH PROGRESSES INTO EASTERN
CANADA ON SUNDAY...WHILE THE EASTERLY WAVE MOVES WEST ACROSS THE
GULF OF MEXICO. THE UPSTREAM UPPER RIDGE WILL MOVE EAST AND BUILD
OVER THE OH AND TN RIVER VALLEYS ON MONDAY...AND WILL BUILD ACROSS
THE SOUTHERN APPALACHIANS ON TUESDAY.

A STATIONARY FRONT IS EXPECTED TO BE LOCATED FROM THE COASTAL PLAIN
OF THE CAROLINAS TO SOUTH GEORGIA ON SATURDAY...WHILE HIGH PRESSURE
WILL EXTEND FROM SE CANADA TO THE TN RIVER VALLEY. THE FRONT WEAKENS
NEAR THE COAST ON SUNDAY...WHILE HIGH PRESSURE REMAINS OVER THE
APPALACHIANS. THIS HIGH MOVES LITTLE ON MONDAY AND TUESDAY.

THE MODELS SHOW MOISTURE ASSOCIATED WITH THE FRONT LINGERING OVER
OUR AREA IN A LIGHT ISENTROPIC UPGLIDE FLOW OVER THE BOUNDARY. EVEN
WITH THE FRONT DISSIPATING... A LIGHT EASTERLY LOW LEVEL UPSLOPE
FLOW WILL KEEP CLOUDS AND PRECIPITATION OVER OUR AREA INTO EARLY
NEXT WEEK. MAXIMUM TEMPERATURES ARE EXPECTED TO BE BELOW NORMAL
INITIALLY UNDER THE UPPER TROUGH...WARMING TO NEAR NORMAL AS HEIGHTS
RISE WITH THE ARRIVAL OF THE UPPER RIDGE. MINIMUM TEMPERATURES WILL
BE NEAR NORMAL AS LOW LEVEL MOISTURE AND CLOUDS PERSIST.

&&

.AVIATION /00Z WEDNESDAY THROUGH SUNDAY/...
AT KCLT...VERY UNSTABLE THIS EVENING. SHOWERS WERE FORMING OVER THE
PIEDMONT AND SHOULD CONTINUE TO EXPAND IN AREA AND COVERAGE AS LONG
AS INSTABILITY IS PRESENT...SO HAVE INCLUDED A TEMPO GROUP FOR THE
FIRST TWO HOURS FOR THUNDERSTORMS. CEILING AND VSBY COULD EASILY BE
IFR IF THE CORE OF A STORM MOVES RIGHT OVER THE AIRFIELD...AND WITH
THE SLOW MOVEMENT...IT COULD PERSIST FOR MORE THAN ONE HOUR. THE
STORMS SHOULD BECOME LESS NUMEROUS ONCE THE INSTABILITY IS USED UP
LATER THIS EVENING. AFTER THAT...THE SITUATION IS VERY SIMILAR TO
YESTERDAY...SO PERSISTENCE IS A GOOD FORECAST. THINK WE WILL HAVE AN
EXTENDED PERIOD OF MVFR STRATUS STARTING BEFORE DAYBREAK...WHICH
WILL MORPH INTO A CU FIELD AFTER SUNRISE STARTING WITH BASES IN THE
020-030 RANGE. THIS WILL SCATTER OUT ONCE AGAIN DURING MIDDAY...
FOLLOWED BY MORE SCATTERED STORMS DEVELOPING IN THE AFTERNOON WITH
HEATING. IN GENERAL...WIND WILL BE LIGHT FROM THE S TO SW AWAY FROM
THUNDERSTORMS AND OUTFLOW BOUNDARIES.

ELSEWHERE...STORMS ARE A BIT MORE NUMEROUS APART FROM KHKY...SO WILL
HAVE TO AMEND ACCORDINGLY IF ONE DRIFTS OR FORMS NEAR A TAF SITE.
WITH A PERSISTENT SCENARIO...WHAT HAPPENED LAST NIGHT IS A GOOD
INDICATOR OF THE POTENTIAL FOR MORE OF THE SAME TONIGHT AND
WEDNESDAY MORNING. PLACES THAT HAD RAINFALL IN THE LAST 24 HOURS
WILL BE MORE LIKELY TO HAVE MVFR OR IFR STRATUS/FOG AROUND DAYBREAK.

OUTLOOK...THERE COULD ALSO BE MVFR OR IFR CLOUDS/FOG AROUND DAYBREAK
AND THROUGH MID MORNING ON ANY DAY THROUGH THE WORK WEEK. CHANCES
FOR SHOWERS/STORMS WILL REMAIN HIGH THROUGH FRIDAY. A COLD FRONT
WILL STILL OVER THE REGION THIS WEEKEND...CONTINUING THE CHANCE FOR
THUNDERSTORMS AND MORNING RESTRICTIONS IN LOW CLOUDS.

CONFIDENCE TABLE...

            00-06Z        06-12Z        12-18Z        18-24Z
KCLT       HIGH 100%     HIGH  91%     MED   67%     LOW   59%
KGSP       HIGH 100%     HIGH  89%     LOW   58%     MED   64%
KAVL       HIGH  86%     HIGH  85%     MED   64%     MED   68%
KHKY       HIGH 100%     HIGH  98%     MED   64%     MED   60%
KGMU       HIGH 100%     HIGH  82%     MED   62%     MED   64%
KAND       HIGH 100%     MED   77%     LOW   58%     MED   60%

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...JAT
NEAR TERM...MCAVOY/PM
SHORT TERM...JAT
LONG TERM...JAT
AVIATION...PM
Hazardous weather outlook, Jul 9, 4:02 PM EDT, 4 hours 59 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
402 PM EDT TUE JUL 9 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-102015-
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-
402 PM EDT TUE JUL 9 2013

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SHOWERS AND THUNDERSTORMS ARE EXPECTED INTO THIS EVENING...
POSSIBLY RESULTING IN LOCALIZED FLASH FLOODING. A FEW SEVERE
THUNDERSTORMS WILL ALSO BE POSSIBLE...WITH DAMAGING WINDS BEING
THE PRIMARY HAZARD.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THE ENVIRONMENT ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA
MAY SUPPORT SEVERAL SEVERE THUNDERSTORMS THURSDAY AFTERNOON AND
EVENING. THESE STORMS COULD PRODUCE DAMAGING WIND GUSTS...LARGE
HAIL...TORRENTIAL DOWNPOURS...AND LOCALIZED FLASH FLOODING.

.SPOTTER INFORMATION STATEMENT...

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

07

In the hours before

Special weather statement, Jul 9, 7:41 PM EDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
741 PM EDT TUE JUL 9 2013

SCZ009-014-100030-
CHESTER-YORK-
741 PM EDT TUE JUL 9 2013

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN CHESTER AND
SOUTHWESTERN YORK COUNTIES THROUGH 830 PM EDT...

AT 737 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTHEAST OF BULLOCK CREEK...OR 10 MILES
NORTHWEST OF CHESTER...MOVING NORTHEAST AT 15 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  LOWRYS...
  MCCONNELLS...

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 3475 8148 3476 8145 3477 8146 3479 8146
      3481 8147 3497 8132 3480 8111 3464 8135

ARK
Special weather statement, Jul 9, 7:44 PM EDT, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
744 PM EDT TUE JUL 9 2013

SCZ010-011-100030-
ABBEVILLE-ANDERSON-
744 PM EDT TUE JUL 9 2013

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN ABBEVILLE AND SOUTHERN
ANDERSON COUNTIES THROUGH 830 PM EDT...

AT 741 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES EAST OF STARR...OR 9 MILES SOUTH OF
ANDERSON...MOVING NORTHEAST AT 15 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  BROADWAY LAKE...
  BELTON...
  HONEA PATH...

WIND GUSTS OF 40 TO 50 MPH...AND TORRENTIAL RAIN 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.

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 3427 8266 3442 8278 3464 8245 3463 8245
      3458 8242 3456 8242 3449 8232 3447 8231
      3441 8225 3439 8228

ARK
Special weather statement, Jul 9, 7:52 PM EDT, 1 hour 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
752 PM EDT TUE JUL 9 2013

NCZ053-065-100030-
BUNCOMBE-HENDERSON-
752 PM EDT TUE JUL 9 2013

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN HENDERSON AND
SOUTHEASTERN BUNCOMBE COUNTIES THROUGH 830 PM EDT...

AT 748 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR FAIRVIEW...OR 10 MILES SOUTHEAST OF DOWNTOWN
ASHEVILLE...MOVING NORTHEAST AT 5 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  SWANNANOA...

DIME SIZE 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 3562 8238 3552 8223 3542 8242 3552 8256

KRENTZ
Special weather statement, Jul 9, 8:05 PM EDT, 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
805 PM EDT TUE JUL 9 2013

NCZ048-049-053-100045-
BUNCOMBE-MADISON-YANCEY-
805 PM EDT TUE JUL 9 2013

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL YANCEY...EASTERN MADISON
AND NORTHERN BUNCOMBE COUNTIES THROUGH 845 PM EDT...

AT 800 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES SOUTHWEST OF BARNARDSVILLE...OR 10 MILES
NORTH OF DOWNTOWN ASHEVILLE...MOVING NORTHEAST AT 10 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  BARNARDSVILLE...

DIME SIZE HAIL...WIND GUSTS UP TO 40 MPH AND TORRENTIAL RAIN 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 3592 8239 3577 8225 3561 8250 3575 8264

KRENTZ
Special weather statement, Jul 9, 8:14 PM EDT, 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
814 PM EDT TUE JUL 9 2013

SCZ012-100100-
LAURENS-
814 PM EDT TUE JUL 9 2013

...A STRONG THUNDERSTORM WILL AFFECT EASTERN LAURENS COUNTY THROUGH
900 PM EDT...

AT 811 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 6 MILES EAST OF JOANNA...OR 11 MILES NORTHWEST OF
NEWBERRY...MOVING NORTH AT 5 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  JOANNA...

WIND GUSTS OF 40 TO 50 MPH...AND TORRENTIAL RAIN 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.

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 3424 8201 3426 8203 3462 8203 3462 8192
      3458 8187 3460 8185 3455 8173 3456 8168
      3452 8164 3444 8173 3436 8178 3431 8188
      3426 8190 3424 8199

ARK
Special weather statement, Jul 9, 8:45 PM EDT, 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
845 PM EDT TUE JUL 9 2013

NCZ072-100130-
CABARRUS-
845 PM EDT TUE JUL 9 2013

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN CABARRUS COUNTY
THROUGH 930 PM EDT...

AT 842 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTHWEST OF KANNAPOLIS...OR 6 MILES WEST
OF CONCORD...MOVING EAST AT 5 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  KANNAPOLIS...
  CONCORD...

DIME SIZE 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 3535 8070 3537 8073 3549 8079 3551 8062
      3550 8055 3539 8050

KRENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 8:08 PM EDTAreal Flood AdvisoryGSPAnderson112 min
Jul 9, 8:14 PM EDTSpecial Weather StatementGSPLaurens46 min
Jul 9, 8:35 PM EDTSevere Thunderstorm WarningGSPLaurens40 min
Jul 9, 9:48 PM EDTAreal Flood AdvisoryGSPGreenwood, Laurens102 min
Jul 9, 10:13 PM EDTFlash Flood WarningGSPAbbeville, Greenwood, Laurens3 hr
Jul 9, 10:45 PM EDTAreal Flood AdvisoryGSPCherokee, Greenville, Spartanburg75 min
Jul 9, 10:57 PM EDTSpecial Weather StatementGSPAbbeville, Greenwood48 min
Jul 9, 11:12 PM EDTFlash Flood WarningGSPAbbeville3 hr
Jul 9, 11:55 PM EDTAreal Flood WarningGSPLaurens2 hr
Jul 10, 12:23 AM EDTAreal Flood AdvisoryGSPAnderson, Oconee97 min
Jul 10, 12:55 AM EDTAreal Flood WarningGSPGreenwood2 hr
Jul 10, 4:23 AM EDTFlash Flood WatchGSPAbbeville, Anderson, Greenwood, Laurens18 hr
Jul 10, 2:54 PM EDTSpecial Weather StatementGSPOconee36 min
Jul 10, 2:56 PM EDTSevere Thunderstorm WarningGSPOconee34 min
Jul 10, 3:01 PM EDTSpecial Weather StatementGSPGreenwood44 min
Jul 10, 3:44 PM EDTAreal Flood AdvisoryGSPGreenwood, Laurens106 min
Jul 10, 4:09 PM EDTSpecial Weather StatementGSPOconee51 min
Jul 10, 4:41 PM EDTSpecial Weather StatementGSPOconee49 min
Jul 10, 5:14 PM EDTSpecial Weather StatementGSPUnion46 min
Jul 10, 5:29 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee61 min
Jul 10, 5:56 PM EDTSpecial Weather StatementGSPAnderson49 min
Jul 10, 6:36 PM EDTSpecial Weather StatementGSPAnderson39 min
Jul 10, 7:23 PM EDTSpecial Weather StatementGSPGreenville67 min

Nearby

Flash Flood Warnings in South 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.