Alert archive / North Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 577, NWS Greenville-Spartanburg, SC

August 8, 2011Gaston County, Mecklenburg County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 8, 2011, 7:27 PM EDT for Gaston County, Mecklenburg County, North Carolina. It was in force for 63 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 8, 2011, 7:27 PM EDT (23:27 UTC)
Expired
Aug 8, 2011, 8:30 PM EDT
In force
63 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Gaston County, NC, Mecklenburg County, NC

The radar

The Greer radar (KGSP), 133 km from the middle of the area, began a volume at 23:28 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 8, 7:30 PM EDTTSTM WND DMG1 Sse Stanley, NCMULTIPLE TREES WERE BLOWN DOWN IN THE JACKSON PARK COMMUNITY OF STANLEY...WITH AT LEAST ONE TREE ON A HOME. ANOTHER TREE FELL ON RAILROAD TRACKS IN THE AREA...AND A TRAIN LATER COLLIDED WITH IT.
Aug 8, 7:55 PM EDTTSTM WND DMGCharlotte, NCCHARLOTTE-MECK FIRE DISPATCH REPORTS POWER LINES DOWN IN ABOUT A DOZEN LOCATIONS THROUGHOUT THE CITY AND AT LEAST ONE TREE BLOWN DOWN.

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 3 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 12:00Z, 11.5 hours before the alert went out and 123 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 2011-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 552 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2011-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
552 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
1143 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

263 
WUUS52 KGSP 082327
SVRGSP
NCC071-119-090030-
/O.NEW.KGSP.SV.W.0577.110808T2327Z-110809T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
727 PM EDT MON AUG 8 2011

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN GASTON COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA...

* UNTIL 830 PM EDT

* AT 723 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 2 MILES SOUTHEAST OF STANLEY...
  OR 9 MILES NORTHEAST OF GASTONIA...MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MOUNT HOLLY...
  PAW CREEK AND MOUNTAIN ISLAND LAKE...
  I-77 AT I-85 AND CROFT...
  CENTER CITY CHARLOTTE...
  UNC CHARLOTTE AND SOUTHPARK MALL...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR 
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 3506 8075 3528 8118 3541 8112 3540 8096
      3541 8095 3539 8075 3535 8069 3527 8067
      3524 8061
TIME...MOT...LOC 2326Z 292DEG 28KT 3533 8103

$$
LANE
3 follow-up statements
323 
WWUS52 KGSP 082353
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
753 PM EDT MON AUG 8 2011

NCC071-090001-
/O.CAN.KGSP.SV.W.0577.000000T0000Z-110809T0030Z/
GASTON NC-
753 PM EDT MON AUG 8 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GASTON COUNTY IS
CANCELLED...

THE STORM HAS MOVED INTO MECKLENBURG COUNTY. 

LAT...LON 3506 8075 3519 8101 3522 8102 3534 8099
      3535 8097 3536 8092 3537 8098 3541 8095
      3539 8075 3535 8069 3527 8067 3524 8061
TIME...MOT...LOC 2351Z 292DEG 20KT 3534 8088 3517 8094

$$

NCC119-090030-
/O.CON.KGSP.SV.W.0577.000000T0000Z-110809T0030Z/
MECKLENBURG NC-
753 PM EDT MON AUG 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR MECKLENBURG COUNTY...

AT 749 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG 
EXTENDING FROM 8 MILES NORTH TO 8 MILES SOUTHWEST OF CENTER CITY 
CHARLOTTE...MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CROFT...I-77 AT I-85 AND CENTER CITY CHARLOTTE...
  SOUTHPARK MALL...
  UNC CHARLOTTE AND EASTLAND MALL...
  MATTHEWS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR 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 3506 8075 3519 8101 3522 8102 3534 8099
      3535 8097 3536 8092 3537 8098 3541 8095
      3539 8075 3535 8069 3527 8067 3524 8061
TIME...MOT...LOC 2351Z 292DEG 20KT 3534 8088 3517 8094

$$
LANE
165 
WWUS52 KGSP 090020
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
820 PM EDT MON AUG 8 2011

NCC119-090030-
/O.CON.KGSP.SV.W.0577.000000T0000Z-110809T0030Z/
MECKLENBURG NC-
820 PM EDT MON AUG 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM EDT
FOR MECKLENBURG COUNTY...

AT 814 PM EDT...A LINE OF SEVERE THUNDERSTORMS WAS REPORTED CAPABLE
OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 4 MILES SOUTHEAST OF UNC 
CHARLOTTE TO 4 MILES SOUTHWEST OF MATTHEWS...MOVING SOUTHEAST AT 25 
MPH.

LOCATIONS IN THE WARNING INCLUDE MATTHEWS AND MINT HILL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR 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 3506 8075 3519 8101 3522 8102 3534 8099
      3535 8097 3536 8092 3537 8098 3541 8095
      3539 8075 3535 8069 3527 8067 3524 8061
TIME...MOT...LOC 0019Z 297DEG 23KT 3523 8066 3508 8074

$$
LANE
237 
WWUS52 KGSP 090030
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
830 PM EDT MON AUG 8 2011

NCC119-090039-
/O.EXP.KGSP.SV.W.0577.000000T0000Z-110809T0030Z/
MECKLENBURG NC-
830 PM EDT MON AUG 8 2011

...THE SEVERE THUNDERSTORM WARNING FOR MECKLENBURG COUNTY WILL EXPIRE
AT 830 PM EDT...

THE STRONGEST PART OF THE STORM HAS MOVED INTO UNION COUNTY. 
HOWEVER...CLOUD TO GROUND LIGHTNING...HEAVY RAINFALL...AND GUSTY 
WINDS WILL PERSIST IN THE MATTHEWS AND MINT HILL AREAS UNTIL 845 PM. 

LAT...LON 3506 8075 3519 8101 3522 8102 3534 8099
      3535 8097 3536 8092 3537 8098 3541 8095
      3539 8075 3535 8069 3527 8067 3524 8061
TIME...MOT...LOC 0029Z 297DEG 23KT 3520 8059 3505 8067

$$
LANE

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 8, 2:57 PM EDT, 4 hours 30 minutes earlier.

Area forecast discussion, Aug 8, 2:57 PM EDT, 4 hours 30 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
257 PM EDT MON AUG 8 2011

.SYNOPSIS...
A WEAK FRONTAL BOUNDARY ALONG WITH A HOT AND HUMID AIRMASS WILL
LINGER ATOP THE REGION INTO TUESDAY. DRIER HIGH PRESSURE WILL BUILD
OVER THE AREA ON WEDNESDAY. ANOTHER FRONT WILL ENTER THE AREA ON
SATURDAY, BRINGING A CHANCE FOR RAIN AND THUNDERSTORMS.

&&

.NEAR TERM /THROUGH TUESDAY/...
THE NEXT 24 HOURS SHOULD BE CONVECTIVELY ACTIVE...WITH ONE BROKEN
LINE OF CONVECTION CONSOLIDATING IN ERN TN/WRN NC AT 19Z AND THE
POSSIBILITY OF MORE LATE TONIGHT. HAVE DRAMATICALLY RAISED THE POP
OVER THE MTNS TO DEAL WITH THE CONVECTIVE TREND. EAST OF THE MTNS
THE PICTURE IS NOT AS CLEAR AS THE AIR MASS IS NOT AS FAVORABLE
OWING TO DEWPT IN THE LOW/MID 60S...SO THERE MIGHT BE SOME STRUGGLE
TO MAINTAIN IT OFF THE BLUE RIDGE. THE NAM AND 4KM WRF SUGGEST THAT
LOW LEVEL CONVERGENCE IN THE WNW FLOW WILL MAINTAIN THE CONVECTION
DOWN ACROSS THE I-26/I-385 CORRIDOR...SO HAVE INCREASED THE POP
THERE AS WELL. OVER TOWARD I-77...NOT SO MUCH. SOME STRONGER MID
LEVEL FLOW WILL SUPPORT A WIND DAMAGE THREAT INTO THE EVENING. TEMP
TRENDS HAVE NOT KEPT UP WITH THE PREVIOUS FCST...SO A HEAT ADVISORY
SEEMS LESS LIKELY FOR THE LATE AFTERNOON.

OVERNIGHT...THE MODELS ARE SUGGESTING THAT ANOTHER MCS WILL DEVELOP
UPSTREAM OVER THE OZARKS OR MID MS VALLEY LATER THIS EVENING...AND
THAT IT WILL MAKE A RUN AT THE MTNS LATE TONIGHT. WILL ALLOW THE POP
TO WANE THIS EVENING AS THE FIRST CONVECTIVE LINE LEAVES...BUT WILL
RETAIN THE CHANCE POP ON THE TN BORDER IN CASE THIS WORKS OUT. MIN
TEMPS WERE KEPT ABOVE GUIDANCE...ESPECIALLY WITH THE POSSIBILITY OF
PLENTY OF CONVECTIVE DEBRIS CLOUDS.

ON TUESDAY...IF THERE ARE NO CONVECTIVE REMNANTS...AN MCV IS A VERY
REAL POSSIBILITY. WE REMAIN UNDER A BROAD UPPER TROF THAT IS
GENERALLY FAVORABLE WITH SOME WEAK UPPER Q CONVERGENCE. ALMOST THE
ENTIRE FCST AREA IS IN THE SLIGHT RISK BECAUSE OF THIS AND THE
STRONGER MID LEVEL FLOW. THE SREF HAS A VERY HIGH POP FOR THE
AFTERNOON SO SOME UPWARD ADJUSTMENT WAS MADE. TEMPS WERE NUDGED
TOWARD A GUIDANCE BLEND.

&&

.SHORT TERM /TUESDAY NIGHT THROUGH THURSDAY/...
AS OF 2 PM MONDAY...THE SHORT TERM FCST PICKS UP AT 00Z ON WEDNESDAY
WITH THE AXIS OF THE GREAT LAKES H5 TROF ORIENTED N/S JUST TO OUR
WEST. THE MODELS SUGGEST THAT SOME SORT OF WEAK H5 SHORTWAVE WILL BE
MOVING OVER THE FCST AREA AT THE BEGINNING OF THE PERIOD FOLLOWED BY
A SERIES OF ADDITIONAL UPPER SHORTWAVES TRANSLATING OVER THE REGION
LATE WED AND INTO THURS. HEIGHTS BEGIN TO SLOWLY RISE AGAIN TOWARDS
THE END OF THE PERIOD AS THE WEST CONUS H5 RIDGE MODERATELY
BUILDS. LATE TUES AND EARLY WEDNESDAY...THE LOW LVL FRONTAL
BOUNDARY SHOULD MOVE SE OF THE CWFA AND USHER IN DRIER NWLY FLOW.
GREATEST CHANCE FOR ANY WIDESPREAD CONVECTION WILL BE DURING THE
FIRST 6 HRS OR SO OF THE PERIOD WITH THE BOUNDARY LAYER PW VALUES
DROPPING FAIRLY QUICKLY AFTER 06Z. EXPECT MOSTLY DRY CONDITIONS WITH
MODERATE DOWNSLOPE FLOW AND JUST A SLIGHT CHANCE POP OVER THE
NORTHERN AND CENTRAL NC MTS DURING THE DAY/EVENING. HIGHS WILL BE A
BIT COOLER BUT STILL PROGGED TO REACH THE MID 90S OVER THE LOWER
ELEVATIONS. ON THURS...THE CENTER OF THE SFC HIGH WILL SLIDE JUST TO
OUR NORTH PROVIDING MORE NORTHERLY LOW LVL FLOW AND BRINGING TEMPS
DOWN A FEW MORE DEGREES TO THE LOWER 90S OVER THE PIEDMONT AND
FOOTHILLS. I KEPT A SLIGHT CHANCE OVER THE WESTERN NC MTS AND FAR NE
GA ZONES FROM ABOUT NOON TO 7PM...HOWEVER PROFILES MAY BE TOO DRY TO
SEE ANY PRECIP.

&&

.LONG TERM /THURSDAY NIGHT THROUGH MONDAY/...
AS OF 3 PM MONDAY...A BLEND OF THE ECMWF AND GFS WILL BE USED FOR
THE EXTENDED RANGE FORECAST. A LONG WAVE TROF WILL REMAIN EAST OF
THE MISSISSIPPI RIVER VALLEY THROUGH THE LATE WEEK AND WEEKEND. ON
FRIDAY...MID LEVEL HEIGHTS REMAIN SLIGHTLY NORTHWEST WITH WEAK HIGH
PRESSURE CENTERED OVER THE MID ATLANTIC STATES. BASED ON THE LLVL
THICKNESSES AND DECENT INSOLATION IT APPEARS THAT HIGH TEMPERATURES
WILL REMAIN A FEW DEGREES ABOVE NORMAL. FORECAST SOUNDINGS INDICATE
THAT GREATEST POTENTIAL INSTABILITY WILL OCCUR ACROSS THE UPPER
SAVANNAH RIVER VALLEY AND THE UPSTATE OF SC. I WILL ADVERTISE SCHC
POPS FOR AFTERNOON AND EVENING TSRA.

SATURDAY AND SUNDAY...A NOTABLE S/W WILL DIVE ACROSS THE MID WEST
AND OHIO RIVER VALLEY...POSSIBLY MOVING ACROSS THE REGION ON SUNDAY.
FORECAST SOUNDINGS INDICATE WIDESPREAD WEAK INSTABILITY EACH
AFTERNOON AND EVENING. BASED ON THE SIGNIFICANT S/W...INCREASING
WIND FIELDS...AND WIDESPREAD INSTABILITY IT APPEARS THAT 30 TO 50
POPS ARE JUSTIFIED EACH DAY. ON MONDAY...MID LEVEL TROF AXIS APPEARS
TO AMPLIFY ACROSS THE REGION WITH SOME WRAP AROUND MOISTURE. BASED
ON NATIONAL GUIDANCE AND MID LEVEL PATTERN IT APPEARS THAT AT LEAST
SCHC POPS ARE REASONABLE DURING THE AFTERNOON AND EVENING.
TEMPERATURES SHOULD RANGE AROUND NORMAL THROUGH THE WEEKEND INTO
MONDAY.

&&

.AVIATION /19Z MONDAY THROUGH SATURDAY/...
AT KCLT...VFR CONDITIONS THROUGH THE PERIOD. FOR THIS AFTERNOON AND
EVENING...MAINLY A WIND FCST. TCLT RADAR WIND PROFILE SHOWS NW IN
THE BOUNDARY LAYER SO EXPECT NW WINDS TO CONTINUE AT THE SFC FOR AT
LEAST THE REMAINDER OF THE DAYLIGHT HOURS. FOR CLOUDS...ONLY A FEW
HIGH-BASED STRATOCU TO DEAL WITH...ALTHO THERE IS A VERY REMOTE
POSSIBILITY OF A SHOWER LATE THIS AFTERNOON. AM WATCHING CONVECTION
MOVING ACROSS ERN TN WITH SOME INTEREST. WESTERLY WIND ALOFT IS LESS
FAVORABLE FOR IT REACHING THE PIEDMONT. THERE IS A LOW CHANCE OF ANY
RESTRICTIONS IN THE MORNING. SOME CONVECTIVE DEBRIS CLOUDS SHOULD
ROLL IN AFTER SUNRISE TUESDAY. THINK ANY DEEPER CONVECTION WILL
PROBABLY HOLD OFF UNTIL AFTER THE END OF THE TAF PERIOD.

ELSEWHERE...GENERALLY A WESTERLY COMPONENT TO THE WIND THIS
AFTERNOON...FUNNELLED BY THE TERRAIN. CONVECTION OVER ERN TN WILL BE
WATCHED FOR IMPACT AT KAVL AND OTHER TAF SITES AND WILL AMEND
ACCORDINGLY. THE BEST CHANCE MIGHT BE AROUND KGSP AROUND 21Z AS
CONVERGENCE IN WNW FLOW MAY AID THE REDEVELOPMENT OF THE
CONVECTION...AS SHOWN BY THE NAM AND WRF-NMM MODELS. FOR NOW...WILL
LEAVE IT OUT. LATER TONIGHT A MORE ORGANIZED AREA OF SHRA/TSTMS MAY
MOVE INTO THE MTNS. SOME FOG IS POSSIBLE AT KAVL AROUND SUNRISE.
THERE SHOULD BE MORE CONVECTIVE DEBRIS CLOUDS AFTER SUNRISE TUESDAY.

OUTLOOK...MOISTURE WILL GRADUALLY DIMINISH EARLY NEXT WEEK IN
PERSISTENT WESTERLY FLOW. STILL EXPECT ISOLD-SCT SHWRS/TSTMS THRU
THE PERIOD.

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...PM
SHORT TERM...JPT
LONG TERM...NED
AVIATION...PM
Hazardous weather outlook, Aug 8, 3:44 PM EDT, 3 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
344 PM EDT MON AUG 8 2011

NCZ035>037-056-057-069>072-082-SCZ009-014-091945-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-LINCOLN-GASTON-MECKLENBURG-
CABARRUS-UNION NC-YORK-CHESTER-
344 PM EDT MON AUG 8 2011

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED THUNDERSTORMS WILL MOVE WEST TO EAST ACROSS THE WESTERN
CAROLINAS THROUGH THIS EVENING. THE COMMON THREAT WITH THESE
STORMS WILL BE CLOUD TO GROUND LIGHTNING...GUSTY WINDS...AND HEAVY
DOWNPOURS. HOWEVER...A FEW OF THESE STORMS MAY PRODUCE DAMAGING
WIND GUSTS AND HAIL.

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

SCATTERED THUNDERSTORMS WILL DEVELOP OVER THE REGION TUESDAY
AFTERNOON AND EVENING. SEVERAL OF THESE STORMS MAY PRODUCE
DAMAGING WIND GUSTS AND LARGE HAIL.

.SPOTTER INFORMATION STATEMENT...

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

GAZ010-017-018-026-028-029-NCZ033-048>053-058-059-062>065-068-
501>510-SCZ001>008-010>013-019-091945-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-MADISON-YANCEY-
MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CLEVELAND-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-ANDERSON-ABBEVILLE-LAURENS-
UNION SC-GREENWOOD-
344 PM EDT MON AUG 8 2011

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED TO NUMEROUS THUNDERSTORMS WILL MOVE WEST TO EAST ACROSS
THE WESTERN CAROLINAS AND NORTHEAST GEORGIA THROUGH THIS EVENING.
THE COMMON THREAT WITH THESE STORMS WILL BE CLOUD TO GROUND
LIGHTNING...GUSTY WINDS...AND HEAVY DOWNPOURS. HOWEVER...SEVERAL OF THESE
STORMS MAY PRODUCE DAMAGING WIND GUSTS AND HAIL.

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

SCATTERED THUNDERSTORMS WILL DEVELOP OVER THE REGION TUESDAY
AFTERNOON AND EVENING. SEVERAL OF THESE STORMS MAY PRODUCE
DAMAGING WIND GUSTS AND LARGE HAIL.

.SPOTTER INFORMATION STATEMENT...

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

In the hours before

Local storm report, Aug 8, 6:30 PM EDT, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
630 PM EDT MON AUG 08 2011

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

0610 PM     TSTM WND DMG     3 W SPARTANBURG         34.94N 81.98W
08/08/2011                   SPARTANBURG        SC   NWS EMPLOYEE

            OTHER LARGE LIMBS DOWN ALONG HW-29.

&&

BSH
Local storm report, Aug 8, 6:50 PM EDT, 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
650 PM EDT MON AUG 08 2011

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

0608 PM     TSTM WND DMG     3 WNW SPARTANBURG       34.96N 81.98W
08/08/2011                   SPARTANBURG        SC   LAW ENFORCEMENT

            SC HIGHWAY PATROL REPORTS A TREE DOWN AND BLOCKING THE
            ROADWAY ON FAIRFOREST ROAD NEAR THE INTERSECTION WITH
            GORDON STREET.

0608 PM     TSTM WND DMG     3 WSW SPARTANBURG       34.93N 81.98W
08/08/2011                   SPARTANBURG        SC   LAW ENFORCEMENT

            SC HIGHWAY PATROL REPORTS A TREE DOWN AND BLOCKING THE
            ROADWAY ON HW-29 NEAR THE INTERSECTION WITH WILLIS ROAD.

&&

BSH
Special weather statement, Aug 8, 6:56 PM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
656 PM EDT MON AUG 8 2011

NCZ068-070-SCZ009-082345-
CLEVELAND-GASTON-YORK-
656 PM EDT MON AUG 8 2011

...STRONG THUNDERSTORMS WILL AFFECT SOUTHEASTERN CLEVELAND...SOUTHERN
GASTON AND YORK COUNTIES THROUGH 745 PM EDT...

AT 654 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 4 MILES WEST OF
KINGS MOUNTAIN TO 4 MILES NORTHWEST OF BULLOCK CREEK...MOVING EAST AT
20 MPH.

THESE STORMS WILL BE NEAR...
  HICKORY GROVE...
  KINGS MOUNTAIN...
  BESSEMER CITY...
  YORK...
  DALLAS...
  LOWELL...

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

LAT...LON 3528 8101 3515 8101 3515 8105 3511 8104
      3509 8106 3506 8106 3505 8103 3485 8105
      3483 8146 3505 8144 3505 8141 3514 8140
      3516 8137 3517 8142 3526 8141 3537 8099

LANE
Local storm report, Aug 8, 7:00 PM EDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
700 PM EDT MON AUG 08 2011

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

0513 PM     TSTM WND DMG     3 NW TRAVELERS REST     35.00N 82.48W
08/08/2011                   GREENVILLE         SC   LAW ENFORCEMENT

            SC HIGHWAY PATROL REPORTS A TREE DOWN AND BLOCKING THE
            ROADWAY NEAR THE INTERSECTION OF HW-414 AND HW-276.

0625 PM     TSTM WND DMG     4 ESE SPARTANBURG       34.92N 81.86W
08/08/2011                   SPARTANBURG        SC   LAW ENFORCEMENT

            SC HIGHWAY PATROL REPORTS A TREE DOWN AND BLOCKING THE
            ROADWAY NEAR THE INTERSECTION OF DOGWOOD CLUB ROAD AND S
            PINE STREET.

&&

BSH
Local storm report, Aug 8, 7:10 PM EDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
710 PM EDT MON AUG 08 2011

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

0643 PM     TSTM WND DMG     JONESVILLE              34.84N 81.68W
08/08/2011                   UNION              SC   TRAINED SPOTTER

            ONE LARGE LIMB...APPROXIMATELY 12 INCHES IN
            DIAMETER...SNAPPED OFF NEAR THE INTERSECTION OF N MAIN
            STREET AND KNITTING MILL STREET.

&&

BSH
Special weather statement, Aug 8, 7:15 PM EDT, 12 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
715 PM EDT MON AUG 8 2011

SCZ014-090000-
CHESTER-
715 PM EDT MON AUG 8 2011

...A STRONG THUNDERSTORM WILL AFFECT WESTERN CHESTER COUNTY THROUGH
800 PM EDT...

AT 711 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 3 MILES SOUTHEAST OF LOCKHART...OR 12 MILES WEST
OF CHESTER...MOVING EAST AT 15 MPH.

THIS STORM WILL AFFECT LOCATIONS NEAR...
  LOWRYS...
  CHESTER...

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

LAT...LON 3471 8146 3472 8145 3472 8148 3475 8148
      3476 8145 3480 8147 3482 8146 3482 8102
      3459 8108

LANE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 2:08 PM EDTSpecial Weather StatementGSPGraham37 min
Aug 8, 2:34 PM EDTSevere Thunderstorm WarningGSPGraham, Macon, Swain56 min
Aug 8, 3:13 PM EDTSpecial Weather StatementGSPJackson47 min
Aug 8, 4:00 PM EDTSpecial Weather StatementGSPBuncombe, Haywood, Henderson, Madison, Transylvania45 min
Aug 8, 4:43 PM EDTSpecial Weather StatementGSPMitchell, Yancey47 min
Aug 8, 4:44 PM EDTSpecial Weather StatementGSPBuncombe, Henderson46 min
Aug 8, 5:09 PM EDTSpecial Weather StatementGSPDavie36 min
Aug 8, 6:19 PM EDTSpecial Weather StatementGSPAvery41 min
Aug 8, 6:56 PM EDTSpecial Weather StatementGSPGaston49 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.