Alert archive / North Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 682, NWS Greenville-Spartanburg, SC

September 5, 20114 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Sep 5, 2011, 8:25 PM EDT for 4 counties in North Carolina. It was in force for 23 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
Sep 5, 2011, 8:25 PM EDT (00:25 UTC)
Expired
Sep 5, 2011, 8:48 PM EDT
In force
23 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Cabarrus County, NC, Gaston County, NC, Lincoln County, NC, Mecklenburg County, NC

The radar

The Greer radar (KGSP), 140 km from the middle of the area, began a volume at 00:27 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
Sep 5, 8:35 PM EDTTSTM WND DMG6 Nw Charlotte, NCPOWERLINES BLOWN DOWN 1200 MARBLE ROAD.

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 10 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 5, 3:42 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 0.4 hours before the alert went out and 113 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 2011-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1522 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 2011-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.19395878Sfc1 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
1522 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
698 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
2.1
Supercell composite
9.5

Open this sounding in Storm Lab

The text

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

060 
WUUS52 KGSP 060025
SVRGSP
NCC025-071-109-119-060130-
/O.NEW.KGSP.SV.W.0682.110906T0025Z-110906T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
825 PM EDT MON SEP 5 2011

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CABARRUS COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  EASTERN GASTON COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  EASTERN LINCOLN COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA...

* UNTIL 930 PM EDT

* AT 825 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM BELMONT TO 2 MILES NORTHEAST OF MATTHEWS...OR ALONG A LINE
  EXTENDING FROM 7 MILES EAST OF GASTONIA TO 10 MILES SOUTHEAST OF
  CENTER CITY CHARLOTTE...MOVING NORTH AT 60 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MOUNT HOLLY AND STANLEY...
  LUCIA AND LOWESVILLE...
  DENVER AND HUNTERSVILLE...
  LAKE NORMAN AND MOUNT PLEASANT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS LINE OF SEVERE THUNDERSTORMS SHOULD BE
ALERT FOR LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND
LOCALLY HEAVY RAIN CAN OCCUR WITH ANY THUNDERSTORM. SEEK SHELTER
INDOORS AWAY FROM WINDOWS AND DOORS UNTIL THE STORM PASSES.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING...THROUGH OUR
AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT.

&&

LAT...LON 3520 8054 3521 8055 3508 8071 3520 8119
      3555 8109 3555 8096 3553 8094 3550 8096
      3549 8095 3552 8090 3551 8081 3550 8039
TIME...MOT...LOC 0025Z 202DEG 54KT 3525 8104 3516 8068

$$

HG
1 follow-up statement
928 
WWUS52 KGSP 060048
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
848 PM EDT MON SEP 5 2011

NCC025-071-109-119-060058-
/O.CAN.KGSP.SV.W.0682.000000T0000Z-110906T0130Z/
CABARRUS NC-GASTON NC-LINCOLN NC-MECKLENBURG NC-
848 PM EDT MON SEP 5 2011

...THE SEVERE THUNDERSTORM WARNING FOR MECKLENBURG...EASTERN
LINCOLN...EASTERN GASTON AND CABARRUS COUNTIES IS CANCELLED...

AT 848 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT 
THE LINE OF THUNDERSTORMS CROSSING THE CHARLOTTE METRO AREA HAD 
WEAKENED BELOW SEVERE LIMITS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT.

LAT...LON 3520 8054 3521 8055 3508 8071 3520 8119
      3555 8109 3555 8096 3553 8094 3550 8096
      3549 8095 3552 8090 3551 8081 3550 8039
TIME...MOT...LOC 0048Z 202DEG 54KT 3557 8088 3548 8052

$$

HG

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 Sep 5, 7:53 PM EDT, 32 minutes earlier.

Area forecast discussion, Sep 5, 7:53 PM EDT, 32 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
753 PM EDT MON SEP 5 2011

.SYNOPSIS...
A STATIONARY FRONT WILL REMAIN ACROSS OUR AREA TONIGHT AS THE
REMNANT TROPICAL LOW TRACKS NORTHEAST SPREADING DEEP MOISTURE OVER
THE CAROLINAS THROUGH TUESDAY.  THE LOW WILL MOVE OUT OF THE AREA
LATER IN THE WEEK AS IT CONTINUES TO WEAKEN.

&&

.NEAR TERM /THROUGH TUESDAY/...
HEAVY RAIN STILL LIKELY OVER PORTIONS OF THE MTNS AND ADJACENT
FOOTHILLS. SVR WX BECOMING THE MAIN THREAT OUTSIDE OF THE MTNS. COLD
FRONT REMAINS STALLED NEAR THE SPINE OF THE APPALACHIANS TONIGHT
WHILE THE REMNANT LOW FROM LEE MOVES NORTHEAST ALONG THE FRONT. MDLS
CONTINUE TO SHOW THE BEST FRONTOGENETICAL AND DEFORMATION ZONE
FORCING REMAINING WEST OF THE SPINE. THAT SAID...PW VALUES ACROSS THE
AREA ARE 2 STANDARD DEVIATIONS ABOVE NORMAL WHILE SLY LOW LEVEL
WINDS IN THE 30 KT RANGE WILL CONTINUE THRU THE NITE.
THEREFORE...THE MOST LIKELY LOCATIONS TO SEE WIDESPREAD HEAVY
RAINFALL WILL BE IN THE PRIME UPSLOPE AREAS ALONG THE BLUE RIDGE AND
NEAR THE TN BORDER CLOSER TO THE BETTER SYNOPTIC FORCING. THE HEAVY
RAIN OUTSIDE OF THOSE AREAS WILL LIKELY BE MORE ISOLATED AND
CONFINED TO LOCATIONS THAT SEE REPEATED CONVECTION AND/OR OVER MORE
URBAN ARES. WILL LEAVE THE FLOOD WATCHES AS IS...BUT INDICATE THE
NEW THINKING IN THE WORDING. WHILE THE FLOOD THREAT HAS
DIMINISHED...THE SEVERE CHANCES HAVE INCREASED. HEATING OUTSIDE OF
THE MTNS HAS LEAD TO MODERATE INSTABILITY ALONG AND SOUTH OF I-85.
BULK SHEAR AND HELICITY VALUES REMAIN QUITE HEIGHT. THIS COMBINED
WITH LOW LCL HEIGHTS WILL LEAD TO A SIGNIFICANT TORNADO THREAT
THROUGH THE EVENING AND POSSIBLY OVERNIGHT.

COLD FRONT BEGINS TO MOVE TUESDAY AS THE LOW MOVES ALONG THE FRONT
AND INTO OUR AREA. DRY SLOT MOVES IN BEHIND THE FRONT HELPING TO END
HEAVY PRECIP FROM WEST TO EAST ACROSS THE AREA OUTSIDE OF THE MTNS
DURING THE MORNING. HEAVY RAIN COULD LINGER ACROSS THE MTNS...AT
LEAST THRU THE MORNING. STRONG SLY LOW LEVEL FLOW AND MODERATE
INSTABILITY WILL CONTINUE AHEAD OF THE FRONT. THEREFORE...LOCATIONS
AHEAD OF THE FRONT WILL RETAIN A TORNADO THREAT UNTIL THE FRONT
MOVES EAST OF THE AREA DURING THE LATE AFTERNOON. EXPECT THE HEAVY
RAIN THREAT AND PRECIP TO DIMINISH ACROSS THE MTNS DURING THE
AFTERNOON WITH THE SVR THREAT DIMINISHING AS WELL.

&&

.SHORT TERM /TUESDAY NIGHT THROUGH THURSDAY/...
AS OF 230 PM MONDAY...12Z GFS AND NAM IN GOOD AGREEMENT THAT REMNANT
LOW FROM ONCE TS LEE WILL BE OVER THE WESTERN CAROLINAS AT 00Z WED
WITH A CONVERGENCE ZONE EAST OF THE CENTER. EXPECT THAT A CONVECTIVE
LINE OF STORMS ASSOCIATED WITH THE CONVERGENCE AREA WILL BE JUST
EAST OF THE FORECAST AREA AT THE BEGINNING OF THE PERIOD WITH THE
AREA EAST OF THE MOUNTAINS DRY SLOTTED. HENCE EXPECT ONLY SOME
SCATTERED SHOWERS OVER THE MOUNTAINS AS THE SURFACE LOW MOVES SLOWLY
NE TUE NIGHT. THE UPPER LOW WEST OF THE MOUNTAINS IS EXPECTED TO
MOVE ONLY VERY SLOWLY NORTHWARD INTO THE LOWER OHIO VALLEY BY THU.
LOOKS LIKE A PERSISTENT DOWNSLOPE FLOW AND A DRYING AIRMASS WILL
PRECLUDE ANY SHOWERS OUTSIDE OF THE MOUNTAINS BOTH WED AND THU.
ENOUGH MOISTURE SHOULD REMAIN OVER THE MOUNTAINS FOR WIDELY
SCATTERED TO SCATTERED SHOWERS THROUGH THE PERIOD. THE SHOWERS WILL BE
DIURNALLY ENHANCED EACH AFTERNOON...AND UPSLOPE AREAS COULD SEE A
SHOWER ANY TIME. CONSIDERABLE CLOUDINESS ON WED WILL TEMPER MAX
TEMPS AND KEEP THEM BELOW AVERAGE...BUT WITH INCREASING SUNSHINE ON
THU EXPECT MAX TEMPS SHOULD TOP OUT NEAR AVERAGE VALUES.

&&

.LONG TERM /THURSDAY NIGHT THROUGH MONDAY/...
AS OF 1 PM MONDAY...THE EXTENDED PORTION OF THE FORECAST LEANED
HEAVILY ON THE HPC/ECMWF FORECAST. THE REMNANT UPPER LOW PREVIOUSLY
ASSOCIATED WITH TS LEE IS FORECAST TO CONTINUE TO MEANDER ACROSS THE
TN VALLEY THROUGH THE END OF THE WEEK AND THEN GRADUALLY MOVE
EASTWARD AND SLOWLY FILL ACROSS THE SOUTHERN APPALACHIANS THE FIRST
OF NEXT WEEK. PERSISTENT...BUT GENERALLY WEAK DOWNSLOPE FLOW EAST OF
THE MOUNTAINS THROUGH SUNDAY...AND A MID LEVEL INVERSION SUGGESTS
GENERALLY DRY WEATHER IN THE PIEDMONT AREAS WITH ENHANCED CU FIELDS
DURING THE AFTERNOON HOURS. IN THE MOUNTAINS...SUFFICIENT MOISTURE
AND LAPSE RATES SHOULD EXIST FOR SOME LOW TOPPED SHOWERS TO DEVELOP
DIURNALLY EACH AFTERNOON. ON MONDAY...WITH THE UPPER TROUGH MOVING
EASTWARD ACROSS THE AREA...SCATTERED AFTERNOON SHOWERS POSSIBLE ALL
AREAS. TEMPERATURES THROUGH THE PERIOD WILL AVERAGE ABOUT A CATEGORY
BELOW SEASONAL NORMS.

&&

.AVIATION /00Z TUESDAY THROUGH SATURDAY/...
AT KCLT AND ELSEWHERE...A LINE OF THUNDERSTORMS WILL STRONG WINDS
SHOULD AFFECT KCLT SHORTLY. ONCE THE LINE MOVES THROUGH...OCCASIONAL
LIGHT TO MODERATE SHRA ARE EXPECTED MUCH OF THE REST OF THE
NIGHT...WITH SIMILAR CONDITIONS ACROSS THE REST OF THE REGION.
CIGS NEVER DID FALL TO IFR LAST NIGHT...BUT WITH MORE MOISTURE IN
THE LOW LEVELS OF THE ATMOSPHERE...AND WITH RAIN THAT FELL ACROSS
THE REGION THE PAST 24 HOURS...MOST SITES SHOULD FINALLY SEE IFR
CIGS DEVELOP AROUND MIDNIGHT. LOW CIGS WILL PROBABLY MOVE IN A CPL
HOURS LATER AT KCLT...THOUGH THIS IS A VERY UNCERTAIN CIG FORECAST.

OUTLOOK...CONDITIONS SHOULD IMPROVE DURING THE AFTERNOON AS DRY SLOT
WORKS IN FROM THE WEST...HOWEVER CLOUDS COULD LINGER OVER THE MTNS.
THE FORECAST FOR MID-WEEK IS VERY UNCERTAIN DUE TO LOW CONFIDENCE IN
THE EVENTUAL PROGRESSION OF A REMNANT LOW.

AN EXPERIMENTAL AVIATION FORECAST CONSISTENCY TABLE SHOWING THE
PERCENTAGE OF GUIDANCE MEMBERS AGREEING WITH THE SCHEDULED ISSUANCE
CATEGORY IS AVAILABLE AT FOLLOWING LINK (USE LOWER CASE)...

WWW.WEATHER.GOV/GSP/AVIATION/TABLES.HTM

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...FLASH FLOOD WATCH THROUGH WEDNESDAY MORNING FOR GAZ010-017-018-
     026-028-029.
NC...FLASH FLOOD WATCH THROUGH WEDNESDAY MORNING FOR NCZ033-035>037-
     048>053-056>059-062>065-068>072-082-501>510.
SC...FLASH FLOOD WATCH THROUGH WEDNESDAY MORNING FOR SCZ001>010.

&&

SYNOPSIS...DEO
NEAR TERM...RWH
SHORT TERM...LG
LONG TERM...LG/NED
AVIATION...MCAVOY
Hazardous weather outlook, Sep 5, 4:10 PM EDT, 4 hours 15 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
410 PM EDT MON SEP 5 2011

GAZ010-017-018-026-028-029-NCZ035>037-056-057-068>072-082-501>510-
SCZ001>010-062015-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-ALEXANDER-IREDELL-
DAVIE-CATAWBA-ROWAN-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-
410 PM EDT MON SEP 5 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY MORNING...
...TORNADO WATCH 840 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   TORNADO WATCH.
   FLASH FLOOD WATCH.

A SLOW MOVING FRONT NEAR THE NORTH CAROLINA AND TENNESSEE BORDER
WILL MOVE INTO THE WESTERN CAROLINAS AND NORTHEAST GEORGIA ON TUESDAY.
LOW PRESSURE...THE REMNANT OF TROPICAL DEPRESSION LEE...WILL MOVE
NORTHEAST ALONG THE FRONT. AS THE LOW APPROACHES...THE ENVIRONMENT
WILL BECOME INCREASINGLY SUPPORTIVE FOR HEAVY RAIN AND POSSIBLY
SOME ISOLATED SEVERE THUNDERSTORMS. THE MAIN THREAT WILL BE
DAMAGING WINDS AND TORNADOES. HEAVY RAINFALL COULD PRODUCE SOME
LOCALIZED FLOODING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

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

   FLASH FLOOD WATCH.

ALSO...THERE WILL BE A CONTINUING THREAT OF SEVERE STORMS ON TUESDAY EAST
OF THE MOUNTAINS AS A FRONT MOVES ACROSS THE AREA. A CONVECTIVE
LINE OF STORMS IS LIKELY TO DEVELOP BY MIDDAY AND MOVE EAST THE
AREA BY EVENING. ISOLATED TORNADOES AND DAMAGING WINDS WILL BE THE
MAIN THREATS. SEVERE WEATHER AND HEAVY RAIN WILL END BY TUESDAY
NIGHT.

OTHERWISE...NO SIGNIFICANT WEATHER IS EXPECTED.

NONE.

SCZ011>014-019-062015-
ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
410 PM EDT MON SEP 5 2011

...TORNADO WATCH 840 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR UPSTATE SOUTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   TORNADO WATCH.

A SLOW MOVING FRONT NEAR THE NORTH CAROLINA AND TENNESSEE BORDER
WILL MOVE INTO THE WESTERN CAROLINAS AND NORTHEAST GEORGIA ON
TUESDAY. LOW PRESSURE...THE REMNANT OF TROPICAL DEPRESSION LEE...WILL
MOVE NORTHEAST ALONG THE FRONT. AS THE LOW APPROACHES...THE
ENVIRONMENT WILL BECOME INCREASINGLY SUPPORTIVE OF SEVERE
THUNDERSTORMS THIS AFTERNOON AND TONIGHT. THE MAIN THREAT WILL BE
DAMAGING WINDS AND TORNADOES. IN ADDITION...EXCESSIVE RAINFALL MAY
RESULT IN POSSIBLE FLOODING OF SMALL STREAMS AND CREEKS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE WILL BE A CONTINUING THREAT OF SEVERE STORMS ON TUESDAY EAST
OF THE MOUNTAINS AS A FRONT MOVES ACROSS THE AREA. A CONVECTIVE
LINE OF STORMS IS LIKELY TO DEVELOP BY MIDDAY AND MOVE EAST THE
AREA BY EVENING. ISOLATED TORNADOES AND DAMAGING WINDS WILL BE THE
MAIN THREATS. SEVERE WEATHER AND HEAVY RAIN WILL END BY TUESDAY
NIGHT.

OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

NCZ033-048>053-058-059-062>064-062015-
AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-
NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
410 PM EDT MON SEP 5 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND 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.

A STALLED COLD FRONT NEAR THE NORTH CAROLINA AND TENNESSEE BORDER
WILL REMAIN OVER THE AREA THROUGH TUESDAY NIGHT. THE CENTER OF LOW
PRESSURE...THE REMNANT OF TROPICAL DEPRESSION LEE...WILL MOVE
NORTHEAST ALONG THE FRONT. AS THE LOW APPROACHES...THE ENVIRONMENT
WILL BECOME INCREASINGLY SUPPORTIVE OF SEVERE THUNDERSTORMS THIS
AFTERNOON AND TONIGHT. THE MAIN THREAT WILL BE DAMAGING WINDS AND
TORNADOES.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

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

   FLASH FLOOD WATCH.

HEAVY RAIN WILL END ON TUESDAY. OTHERWISE...NO SIGNIFICANT WEATHER
IS EXPECTED.

NONE.

NCZ065-062015-
HENDERSON-
410 PM EDT MON SEP 5 2011

...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY MORNING...
...TORNADO WATCH 840 IN EFFECT UNTIL 11 PM EDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   TORNADO WATCH.
   FLASH FLOOD WATCH.

A STALLED COLD FRONT NEAR THE NORTH CAROLINA AND TENNESSEE BORDER
WILL REMAIN OVER THE AREA THROUGH TUESDAY NIGHT. THE CENTER OF LOW
PRESSURE...THE REMNANT OF TROPICAL DEPRESSION LEE...WILL MOVE
NORTHEAST ALONG THE FRONT. AS THE LOW APPROACHES...THE ENVIRONMENT
WILL BECOME INCREASINGLY SUPPORTIVE OF SEVERE THUNDERSTORMS THIS
AFTERNOON AND TONIGHT. THE MAIN THREAT WILL BE DAMAGING WINDS AND
TORNADOES.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

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

   FLASH FLOOD WATCH.

ALSO...THERE WILL BE A CONTINUING THREAT OF SEVERE STORMS ON
TUESDAY EAST OF THE MOUNTAINS AS A FRONT MOVES ACROSS THE AREA. A
CONVECTIVE LINE OF STORMS IS LIKELY TO DEVELOP BY MIDDAY AND MOVE
EAST THE AREA BY EVENING. ISOLATED TORNADOES AND DAMAGING WINDS
WILL BE THE MAIN THREATS. SEVERE WEATHER AND HEAVY RAIN WILL END
BY TUESDAY NIGHT.

OTHERWISE...NO SIGNIFICANT WEATHER IS EXPECTED.

In the hours before

Special weather statement, Sep 5, 7:00 PM EDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
700 PM EDT MON SEP 5 2011

NCZ082-060000-
UNION-
700 PM EDT MON SEP 5 2011

...A STRONG THUNDERSTORM WILL AFFECT UNION COUNTY THROUGH 800 PM
EDT...

AT 700 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES EAST OF CATAWBA...OR 9 MILES NORTH OF
LANCASTER...MOVING NORTHEAST AT 30 MPH.

THIS STORM WILL BE NEAR...
  WAXHAW...
  MINERAL SPRINGS...
  MONROE...
  WINGATE...
  UNIONVILLE...
  MARSHVILLE...

PEA SIZE HAIL AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM. IN ADDITION..HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS
DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.

LAT...LON 3503 8029 3481 8068 3481 8079 3482 8080
      3494 8079 3498 8082 3520 8053 3517 8044
      3518 8037 3517 8035 3519 8029 3517 8027

HG
Special weather statement, Sep 5, 7:26 PM EDT, 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
726 PM EDT MON SEP 5 2011

SCZ013-014-060015-
CHESTER-UNION-
726 PM EDT MON SEP 5 2011

...STRONG THUNDERSTORMS WILL AFFECT CHESTER AND EASTERN UNION
COUNTIES THROUGH 815 PM EDT...

AT 726 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES EAST OF
BLACKSTOCK TO 6 MILES SOUTH OF CARLISLE...MOVING NORTH AT 50 MPH.

THESE STORMS WILL BE NEAR...
  CARLISLE...
  SANTUC...
  CHESTER...
  LOCKHART...
  LOWRYS...

PEA SIZE HAIL AND WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH THESE
STORMS. IN ADDITION...HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS
DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED
ROADS. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.

LAT...LON 3447 8156 3450 8160 3486 8154 3486 8148
      3484 8146 3482 8147 3482 8090 3454 8098
      3456 8141 3456 8142 3450 8141 3448 8149
      3444 8155

HG
Special weather statement, Sep 5, 7:32 PM EDT, 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
732 PM EDT MON SEP 5 2011

NCZ507>510-060015-
EASTERN POLK-GREATER RUTHERFORD-POLK MOUNTAINS-RUTHERFORD MOUNTAINS-
732 PM EDT MON SEP 5 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN RUTHERFORD AND POLK
COUNTIES THROUGH 815 PM EDT...

AT 733 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR MILL SPRING...OR 4 MILES NORTH OF
COLUMBUS...MOVING NORTHEAST AT 35 MPH.

THIS STORM WILL BE NEAR...
  CHIMNEY ROCK...
  LAKE LURE...
  THERMAL CITY...

WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. IN
ADDITION...HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

LAT...LON 3552 8197 3554 8188 3521 8214 3530 8233
      3539 8226 3540 8227 3552 8219 3553 8217
      3552 8214 3553 8209 3553 8203 3555 8201

HG
Local storm report, Sep 5, 8:06 PM EDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
806 PM EDT MON SEP 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0759 PM     HAIL             7 NW MONROE             35.06N 80.63W
09/05/2011  E1.00 INCH       UNION              NC   COUNTY OFFICIAL

            SARDIS CHURCH AND UNIONVILLE INDIAN ROAD.

0759 PM     FUNNEL CLOUD     7 NW MONROE             35.06N 80.63W
09/05/2011                   UNION              NC   COUNTY OFFICIAL

            CONE SHAPE FUNNEL CLOUD SARDIS CHURCH AND UNIONVILLE
            INDIAN ROAD.

&&

TBENTHALL
Local storm report, Sep 5, 8:21 PM EDT, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
821 PM EDT MON SEP 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0750 PM     HAIL             7 NNW MONROE            35.08N 80.59W
09/05/2011  E1.75 INCH       UNION              NC   TRAINED SPOTTER

            UP TO GOLF BALL SIZED HAIL REPORTED AT PORTER RIDGE HIGH
            SCHOOL IN INDIAN TRAIL, NC.

&&

JPT
Local storm report, Sep 5, 8:25 PM EDT, 0 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
825 PM EDT MON SEP 05 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0814 PM     TSTM WND DMG     ROCK HILL               34.94N 81.03W
09/05/2011                   YORK               SC   911 CALL CENTER

            TREE DOWN IN ROCK HILL.

0814 PM     TSTM WND DMG     TEGA CAY                35.03N 81.02W
09/05/2011                   YORK               SC   911 CALL CENTER

            TREE DOWN

0814 PM     TSTM WND DMG     MCCONNELLS              34.87N 81.23W
09/05/2011                   YORK               SC   911 CALL CENTER

            TREE DOWN

0814 PM     TSTM WND DMG     2 SW YORK               34.97N 81.26W
09/05/2011                   YORK               SC   911 CALL CENTER

            TREE DOWN KELLY ROAD AND HWY 49.

&&

TBENTHALL

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 8:32 PM EDTSpecial Weather StatementGSPLincoln43 min
Sep 5, 9:00 PM EDTSpecial Weather StatementGSPRowan30 min
Sep 5, 9:03 PM EDTSpecial Weather StatementGSPBurke42 min
Sep 5, 9:16 PM EDTSpecial Weather StatementGSPAlexander44 min
Sep 5, 11:46 PM EDTAreal Flood AdvisoryGSPBurke6 hr
Sep 6, 8:06 AM EDTSpecial Weather StatementGSPRutherford24 min
Sep 6, 8:35 AM EDTSpecial Weather StatementGSPBurke25 min
Sep 6, 8:57 AM EDTSpecial Weather StatementGSPHenderson, Transylvania48 min
Sep 6, 9:02 AM EDTSpecial Weather StatementGSPAvery, Burke, Caldwell, Cleveland, Lincoln43 min
Sep 6, 9:49 AM EDTSpecial Weather StatementGSPGaston, Lincoln26 min
Sep 6, 9:50 AM EDTSpecial Weather StatementGSPBuncombe, Henderson, Polk, Rutherford25 min
Sep 6, 9:57 AM EDTSpecial Weather StatementGSPCaldwell33 min
Sep 6, 10:20 AM EDTSpecial Weather StatementGSPIredell40 min
Sep 6, 10:34 AM EDTSpecial Weather StatementGSPRutherford26 min
Sep 6, 11:03 AM EDTSpecial Weather StatementGSPIredell42 min
Sep 6, 1:57 PM EDTSpecial Weather StatementGSPDavie, Rowan33 min
Sep 6, 2:28 PM EDTSpecial Weather StatementGSPRowan47 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2011Every severe thunderstorm warning in 2011

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.