Alert archive / South Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 621, NWS Greenville-Spartanburg, SC

August 14, 2011Cherokee County, Spartanburg County, Union County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 14, 2011, 3:52 PM EDT for Cherokee County, Spartanburg County, Union County, South Carolina. It was in force for 68 min. 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
Aug 14, 2011, 3:52 PM EDT (19:52 UTC)
Expired
Aug 14, 2011, 5:00 PM EDT
In force
68 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Cherokee County, SC, Spartanburg County, SC, Union County, SC

The radar

The Greer radar (KGSP), 62 km from the middle of the area, began a volume at 19:54 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
Aug 14, 4:15 PM EDTTSTM WND DMG4 N Union, SCTREE ON HOUSE.
Aug 14, 4:15 PM EDTTSTM WND DMGBuffalo, SCROOF BLOWN OFF A STRUCTURE. NUMEROUS TREES DOWN IN BUFFALO AND UNION.

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 2 storm reports to this severe thunderstorm warning; the first came 23 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
Aug 14, 2:07 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.9 hours before the alert went out and 218 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 12:00Z on 2011-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL1000850700500300200100-30°-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 12:00Z on 2011-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
64 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.

059 
WUUS52 KGSP 141952
SVRGSP
SCC021-083-087-142100-
/O.NEW.KGSP.SV.W.0621.110814T1952Z-110814T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
352 PM EDT SUN AUG 14 2011

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CHEROKEE COUNTY IN UPSTATE SOUTH CAROLINA...
  SOUTHEASTERN SPARTANBURG COUNTY IN UPSTATE SOUTH CAROLINA...
  UNION COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 500 PM EDT

* AT 350 PM 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
  PAULINE...OR 9 MILES SOUTHEAST OF SPARTANBURG...MOVING EAST AT 20
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  CROSS ANCHOR...
  PACOLET AND PACOLET MILLS...
  CROSS KEYS...
  JONESVILLE AND SEDALIA...
  BUFFALO...
  UNION...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM 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.

&&

LAT...LON 3452 8164 3456 8168 3455 8172 3459 8182
      3474 8200 3504 8189 3496 8149 3485 8146
      3481 8148 3477 8145 3473 8149 3472 8145
      3466 8145 3464 8142 3449 8143 3447 8151
TIME...MOT...LOC 1953Z 282DEG 16KT 3483 8185

$$
07
3 follow-up statements
729 
WWUS52 KGSP 142016
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
416 PM EDT SUN AUG 14 2011

SCC083-142026-
/O.CAN.KGSP.SV.W.0621.000000T0000Z-110814T2100Z/
SPARTANBURG SC-
416 PM EDT SUN AUG 14 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SPARTANBURG
COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM MOVED EAST AND OUT OF SPARTANBURG COUNTY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL
SOUTH CAROLINA.

LAT...LON 3452 8164 3456 8168 3455 8173 3461 8185
      3480 8180 3499 8165 3496 8149 3485 8146
      3481 8148 3477 8145 3473 8149 3472 8146
      3466 8145 3464 8142 3449 8143 3447 8151
TIME...MOT...LOC 2016Z 282DEG 16KT 3477 8168

$$

SCC021-087-142100-
/O.CON.KGSP.SV.W.0621.000000T0000Z-110814T2100Z/
CHEROKEE SC-UNION SC-
416 PM EDT SUN AUG 14 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR UNION AND SOUTH CENTRAL CHEROKEE COUNTIES IN UPSTATE SOUTH
CAROLINA...

AT 415 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 3 MILES NORTH OF BUFFALO...OR 5 MILES NORTHWEST OF UNION...
MOVING EAST AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SARATT...MONARCH MILLS...ADAMSBURG...SANTUC AND CARLISLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS STORM 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL
SOUTH CAROLINA.

&&

LAT...LON 3452 8164 3456 8168 3455 8173 3461 8185
      3480 8180 3499 8165 3496 8149 3485 8146
      3481 8148 3477 8145 3473 8149 3472 8146
      3466 8145 3464 8142 3449 8143 3447 8151
TIME...MOT...LOC 2016Z 282DEG 16KT 3477 8168

$$

07
707 
WWUS52 KGSP 142028
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
428 PM EDT SUN AUG 14 2011

SCC021-142037-
/O.CAN.KGSP.SV.W.0621.000000T0000Z-110814T2100Z/
CHEROKEE SC-
428 PM EDT SUN AUG 14 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL CHEROKEE COUNTY
IS CANCELLED...

THE SEVERE THUNDERSTORM MOVED SOUTH OF CHEROKEE COUNTY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL
SOUTH CAROLINA.

LAT...LON 3452 8164 3456 8168 3455 8172 3461 8185
      3481 8179 3490 8171 3484 8146 3481 8148
      3477 8145 3473 8149 3472 8146 3466 8145
      3464 8142 3449 8143 3447 8151
TIME...MOT...LOC 2027Z 282DEG 16KT 3471 8162

$$

SCC087-142100-
/O.CON.KGSP.SV.W.0621.000000T0000Z-110814T2100Z/
UNION SC-
428 PM EDT SUN AUG 14 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR UNION COUNTY IN UPSTATE SOUTH CAROLINA...

AT 423 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.
 THIS STORM WAS LOCATED NEAR UNION...MOVING EAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MONARCH MILLS...
  ADAMSBURG...
  SANTUC...
  CARLISLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS STORM 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL
SOUTH CAROLINA.

&&

LAT...LON 3452 8164 3456 8168 3455 8172 3461 8185
      3481 8179 3490 8171 3484 8146 3481 8148
      3477 8145 3473 8149 3472 8146 3466 8145
      3464 8142 3449 8143 3447 8151
TIME...MOT...LOC 2027Z 282DEG 16KT 3471 8162

$$

07
196 
WWUS52 KGSP 142057
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
457 PM EDT SUN AUG 14 2011

SCC087-142106-
/O.EXP.KGSP.SV.W.0621.000000T0000Z-110814T2100Z/
UNION SC-
457 PM EDT SUN AUG 14 2011

...THE SEVERE THUNDERSTORM WARNING FOR UNION COUNTY IN UPSTATE SOUTH
CAROLINA WILL EXPIRE AT 500 PM EDT...

THE THUNDERSTORM WEAKENED BELOW SEVER LIMITS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR NORTHEAST GEORGIA AND WESTERN NORTH CAROLINA AND CENTRAL
SOUTH CAROLINA.

LAT...LON 3452 8164 3456 8168 3455 8172 3461 8185
      3481 8179 3490 8171 3484 8146 3481 8148
      3477 8145 3473 8149 3472 8146 3466 8145
      3464 8142 3449 8143 3447 8151
TIME...MOT...LOC 2056Z 282DEG 16KT 3468 8147

$$

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 Aug 14, 2:30 PM EDT, 1 hour 22 minutes earlier.

Area forecast discussion, Aug 14, 2:30 PM EDT, 1 hour 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
230 PM EDT SUN AUG 14 2011

.SYNOPSIS...
A COLD FRONT WILL MOVE SOUTHEAST OF THE AREA TONIGHT. COOLER HIGH
PRESSURE WILL THEN GRADUALLY BUILD ACROSS THE AREA FROM THE WEST
EARLY IN THE WEEK. ANOTHER WEAK COLD FRONT WILL APPROACH THE AREA BY
THE END OF THE WORK WEEK.

&&

.NEAR TERM /THROUGH MONDAY/...
CONVECTION RAPIDLY INCREASING ACROSS THE AREA AS UPPER TROF AND SFC
FRONT MOVE IN FROM THE WEST. WITH MODERATE INSTABILITY AND 30 KTS OF
SHEAR...SVR STORMS ARE INCREASINGLY LIKELY. THEREFORE...A WATCH HAS
BEEN POSTED FOR THE CWFA. DOWNBURST WINDS ARE STILL THE MAIN THREAT
BUT LARGE HAIL IS ALSO POSSIBLE. GIVEN THE STORM MOVEMENT...FLOODING
IS LESS LIKELY. HOWEVER...ANY TRAINING CELLS OR HEAVY RAIN IN AREAS
THAT HAD HEAVY RAIN THE PAST FEW DAYS...COULD CREATE ISOLATED
FLOODING. STORMS SHOULD DIMINISH FROM WEST TO EAST LATE AFT/EARLY EVE
AS THE SHORT WAVE/FRONT MOVE EAST OF THE AREA. HOWEVER...SHOWERS
COULD LINGER OVER THE NC MTNS AS LOW LEVEL FLOW BECOMES NWLY AND LOW
LEVEL MOISTURE LINGERS THERE. A COOLER AIR MASS MOVES IN BEHIND THE
FRONT SO LOWS END UP A FEW DEGREES BELOW NORMAL.

OVERALL DRIER AIR MOVES IN FOR MONDAY. HOWEVER...LOW LEVEL MOISTURE
WILL LINGER...ESP ACROSS NC. EXPECT ISOLATED SHOWERS TO DEVELOP OVER
THE MTNS BY AFTERNOON AS ADDITIONAL SHORT WAVE ENERGY ROTATES THRU
THE UPPER TROF. SOME OF THIS CONVECTION COULD MOVE OUT OF THE MTNS
AND ACROSS THE I-40 CORRIDOR DURING THE AFTERNOON. AT THE LEAST...
CLOUDS SHOULD INCREASE OVER THAT AREA. NLY FLOW OVER THE UPSTATE AND
NE GA SHOULD PRECLUDE ANY CONVECTION AND KEEP CLOUDS TO A MINIMUM.
WITH LOWER THICKNESSES...HIGHS WILL BE 5 DEGREES BELOW NORMAL OVER
THE MTNS AND A LITTLE BELOW NORMAL ELSEWHERE.

&&

.SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/...
AS OF 130 PM SUNDAY...THE SHORT TERM FCST PICKS UP AT 00Z ON TUESDAY
WITH THE AXIS OF THE H5 TROF JUST TO OUR NE AND AN UPPER RIDGE
PUSHING FARTHER EAST AND INTO THE SE CONUS. WE CAN EXPECT HEIGHTS TO
RISE QUICKLY ACROSS THE FCST AREA ON TUES AND THEN LEVEL OFF TO SOME
DEGREE ON WED AS THE LARGE SCALE UPPER PATTERN FLATTENS.

ON TUESDAY...SFC HIGH PRESSURE WILL BUILD OVER THE AREA AS THE
DEPARTING LOW MOVES FARTHER UP THE NEW ENGLAND COAST. COOLER AND
DRIER NWLY LOW LVL FLOW WILL PERSIST OVER THE CWFA INTO WED BRINGING
MORE COMFORTABLE TEMPS AND DEWPTS AND A LACK OF SH AND TS. THE ONLY
EXCEPTION MIGHT BE OVER THE NC/TN BORDER WHERE SOME LINGERING LOW
LVL MOISTURE COULD RING OUT A FEW SHOWERS. HIGH TEMPS ARE PROGGED TO
BE A BIT BELOW CLIMO WITH HIGHS IN THE UPPER 80S TO NEAR 90 FOR THE
LOWER ELEVATIONS AND LOWER 80S FOR THE MTS. ON WEDNESDAY...THE SFC
HIGH WILL SLOWLY SLIDE EAST AND EVENTUALLY BECOME ABSORBED INTO THE
BERMUDA HIGH LATER IN THE MEDIUM RANGE. LOW LVL FLOW WILL VEER
AROUND TO THE EAST BY MIDDAY CREATING SOME WEAK UPSLOPE FLOW AND A
SLIGHTLY BETTER CHANCE FOR PRECIP...HOWEVER MODEL PROFILES LOOK
PRETTY DRY AT THIS POINT AND THERE IS NOT ANY APPRECIABLE UPPER SUPPORT
TO GENERATE LIFT...SO I KEPT THE FCST DRY THRU 00Z THURS. TEMPS
SHOULD BE VERY SIMILAR TO THE PREVIOUS DAY WITH HIGHS A DEGREE OR 2
WARMER.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SUNDAY/...
AT 2 PM EDT SUNDAY...AN ANOMALOUS MEAN UPPER TROUGH WILL PERSIST
ALONG THE EASTERN SEABOARD FROM WEDNESDAY NIGHT THROUGH SUNDAY.
UNSEASONABLY STRONG HEIGHT FALLS WILL OCCUR ON THURSDAY AS AND UPPER
LOW REACHES EASTERN CANADA...AND ASSOCIATED SHORTWAVE ENERGY MOVES
SOUTHEAST TOWARD THE APPALACHIANS. THE TROUGH DEAMPLIFIES SLIGHTLY
BY LATE IN THE WEEK...BEFORE ANOTHER UPPER LOW MOVES INTO EASTERN
CANADA...BRINGING ANOTHER ROUND OF HEIGHT FALLS TO THE EASTERN USA.
WEAKENING HIGH PRESSURE WILL REMAIN ALONG THE EAST COAST. THIS AIR
MASS WILL INITIALLY BE DRY...BUT AS LOW LEVEL FLOW VEERS FROM NE TO
SE AND THEN TO S...ATLANTIC MOISTURE WILL CREEP WEST AND NORTH TO
THE BLUE RIDGE...WHERE UPSLOPE FLOW WILL FAVOR INCREASING POPS. IN
ADDITION...THE REMAINS OF A COLD FRONT WILL ARRIVE WITH MORE
MOISTURE LATE IN THE WEEK. TEMPERATURES WILL BE A CATEGORY OR SO
BELOW NORMAL UNDER THE UPPER TROUGH.

&&

.AVIATION /19Z SUNDAY THROUGH FRIDAY/...
AT KCLT AND ELSEWHERE...CONVECTION WILL AGAIN BE THE MAIN CONCERN IN
THE NEAR TERM. CB SHOULD FILL IN FROM WEST TO EAST THIS AFTERNOON
AND HAVE GONE WITH THIS TIMING. W TO SW WINDS CONTINUE THIS
AFTERNOON THEN SHIFT TO NW THIS EVENING WHEN CONVECTION DIMINISHES.
WIND BECOMES LIGHT N OVERNIGHT WITH KAVL/KHKY THE LOCATIONS WITH THE
BEST CHC FOR ANY RESTRICTIONS. CANNOT BE RULED OUT ELSEWHERE. ANY
FOG/LOW CLOUDS SHOULD RAPIDLY IMPROVE MON MORN AS DRIER AIR MOVES IN
AND NLY FLOW INCREASES. LOW VFR CIGS POSSIBLE ACROSS THE NC SITES
FOR THE EARLY AFTERNOON AS CLOUDS FORM OVER THE MTNS AND SPREAD EWD.

OUTLOOK...EXPECT DRIER WEATHER TUE-WED. CHANCE OF CONVECTION WILL
INCREASE AGAIN THU AS ANOTHER SYSTEM APPROACHES FROM THE W.

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...NONE.
NC...NONE.
SC...NONE.

&&

SYNOPSIS...JPT
NEAR TERM...RWH
SHORT TERM...JPT
LONG TERM...JDL
AVIATION...RWH
Hazardous weather outlook, Aug 14, 3:38 PM EDT, 14 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
338 PM EDT SUN AUG 14 2011

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-151945-
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-
338 PM EDT SUN AUG 14 2011

...SEVERE THUNDERSTORM WATCH 779 IN EFFECT UNTIL 9 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.

   SEVERE THUNDERSTORM WATCH.

AS A COLD FRONT CROSSES THE REGION LATE THIS
AFTERNOON AND EVENING...THUNDERSTORMS ARE EXPECTED TO INCREASE IN
COVERAGE AND INTENSITY. THE STRONGEST STORMS WILL BE CAPABLE OF
PRODUCING FREQUENT CLOUD TO GROUND LIGHTNING...DAMAGING WINDS IN
EXCESS OF 60 MPH...AND PERHAPS SOME LARGE HAIL. IN
ADDITION...LOCALIZED EXCESSIVE RAINFALL AND FLASH FLOODING IS
POSSIBLE...ESPECIALLY IN AREAS THAT SEE MULTIPLE THUNDERSTORMS IN
SUCCESSION...OR IN AREAS THAT HAVE RECEIVED HEAVY RAINFALL DURING
THE PAST COUPLE OF DAYS. THE BEST CHANCE FOR HAZARDOUS WEATHER
WILL EXIST OVER THE PIEDMONT AND FOOTHILLS.

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

JPT

In the hours before

Local storm report, Aug 14, 2:33 PM EDT, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
233 PM EDT SUN AUG 14 2011

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

0232 PM     HAIL             CENTRAL                 34.72N 82.78W
08/14/2011  M0.75 INCH       PICKENS            SC   TRAINED SPOTTER

&&

07
Special weather statement, Aug 14, 2:38 PM EDT, 1 hour 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
238 PM EDT SUN AUG 14 2011

GAZ028-029-SCZ010-011-141930-
ABBEVILLE-ANDERSON-ELBERT-HART-
238 PM EDT SUN AUG 14 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN ELBERT...SOUTHEASTERN
HART...SOUTHERN ANDERSON AND WESTERN ABBEVILLE COUNTIES THROUGH 330
PM EDT...

AT 234 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR NUBERG...OR 5 MILES SOUTH OF HARTWELL...
MOVING EAST AT 15 MPH.

THIS STORM WILL BE NEAR...
  NUBERG...
  RUCKERSVILLE...
  LAKE RUSSELL...
  LOWNDESVILLE...

VERY HEAVY RAINFALL...SMALL HAIL...AND WIND GUSTS OF 40 TO 50 MPH
ARE EXPECTED WITH THIS STORM.

LAT...LON 3440 8248 3406 8261 3422 8304 3439 8298

07
Special weather statement, Aug 14, 3:12 PM EDT, 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
312 PM EDT SUN AUG 14 2011

GAZ029-SCZ011-019-142000-
ABBEVILLE-ELBERT-GREENWOOD-
312 PM EDT SUN AUG 14 2011

...A STRONG THUNDERSTORM WILL AFFECT EASTERN ELBERT...SOUTHERN
ABBEVILLE AND SOUTHWESTERN GREENWOOD COUNTIES THROUGH 400 PM EDT...

AT 308 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR CALHOUN FALLS...OR 13 MILES SOUTHWEST OF
ABBEVILLE...MOVING EAST AT 20 MPH.

THIS STORM WILL BE NEAR...
  TROY...

VERY HEAVY RAINFALL...SMALL HAIL...AND WIND GUSTS OF 40 TO 50 MPH
ARE EXPECTED WITH THIS STORM.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3406 8234 3405 8242 3406 8246 3407 8248
      3407 8253 3400 8260 3403 8270 3421 8265
      3414 8214 3397 8219 3398 8222 3401 8224
      3397 8231

07
Special weather statement, Aug 14, 3:26 PM EDT, 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
326 PM EDT SUN AUG 14 2011

SCZ003-006-142015-
GREATER GREENVILLE-GREENVILLE MOUNTAINS-
326 PM EDT SUN AUG 14 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN GREENVILLE COUNTY
THROUGH 415 PM EDT...

AT 320 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR TRAVELERS REST...OR 9 MILES NORTHWEST OF
DOWNTOWN GREENVILLE...MOVING EAST AT 15 MPH.

THIS STORM WILL BE NEAR...
  FURMAN UNIVERSITY...
  CHERRYDALE POINT...
  TAYLORS...
  GREER...

SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM.

LAT...LON 3489 8250 3490 8251 3504 8248 3505 8222
      3503 8222 3483 8223

KRENTZ
Special weather statement, Aug 14, 3:41 PM EDT, 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
341 PM EDT SUN AUG 14 2011

NCZ048-142030-
MADISON-
341 PM EDT SUN AUG 14 2011

...A STRONG THUNDERSTORM WILL AFFECT MADISON COUNTY THROUGH 430 PM
EDT...

AT 337 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES EAST OF DEL RIO...OR 14 MILES EAST OF
NEWPORT...MOVING EAST AT 20 MPH.

THIS STORM WILL BE NEAR...
  HOT SPRINGS...
  MARSHALL...

VERY HEAVY RAINFALL...SMALL HAIL...AND WIND GUSTS OF 40 TO 50 MPH
ARE EXPECTED WITH THIS STORM.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3604 8259 3597 8260 3596 8256 3598 8251
      3578 8256 3574 8265 3583 8294 3588 8291
      3593 8292 3595 8289 3595 8285 3593 8281
      3601 8277 3607 8263

07
Local storm report, Aug 14, 3:50 PM EDT, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
350 PM EDT SUN AUG 14 2011

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

0336 PM     HAIL             5 SSW FOUNTAIN INN      34.63N 82.23W
08/14/2011  E1.00 INCH       GREENVILLE         SC   PUBLIC

&&

KRENTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 1:34 PM EDTSpecial Weather StatementGSPOconee, Pickens41 min
Aug 14, 1:43 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee, Pickens62 min
Aug 14, 2:06 PM EDTSevere Thunderstorm WarningGSPGreenville, Spartanburg54 min
Aug 14, 2:43 PM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson62 min
Aug 14, 2:53 PM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson, Greenville67 min
Aug 14, 2:57 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg63 min
Aug 14, 3:12 PM EDTSpecial Weather StatementGSPAbbeville48 min
Aug 14, 3:18 PM EDTSevere Thunderstorm WarningGSPAbbeville, Greenwood57 min
Aug 14, 3:26 PM EDTSpecial Weather StatementGSPGreenville49 min
Aug 14, 3:33 PM EDTSevere Thunderstorm WarningGSPGreenville, Laurens28 min
Aug 14, 4:10 PM EDTSevere Thunderstorm WarningGSPGreenwood26 min
Aug 14, 5:35 PM EDTSevere Thunderstorm WarningGSPGreenville, Spartanburg55 min
Aug 14, 5:54 PM EDTSevere Thunderstorm WarningGSPSpartanburg36 min
Aug 14, 6:08 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg27 min

Nearby

Severe Thunderstorm Warnings in South 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.