Alert archive / South Carolina / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 91, NWS Greenville-Spartanburg, SC

April 5, 2012Greenville County, Spartanburg County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 5, 2012, 3:32 PM EDT for Greenville County, Spartanburg County, South Carolina. It was in force for 58 min. 9 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
Apr 5, 2012, 3:32 PM EDT (19:32 UTC)
Expired
Apr 5, 2012, 4:30 PM EDT
In force
58 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Greenville County, SC, Spartanburg County, SC

The radar

The Greer radar (KGSP), 12 km from the middle of the area, began a volume at 19:34 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
Apr 5, 4:09 PM EDTHAIL 0.752 W Boiling Springs Sc, SCBOILING SPRINGS INTERMEDIATE SCHOOL
Apr 5, 4:14 PM EDTHAIL 1Boiling Springs Sc, SCBOILING SPRINGS FD REPORTED UP TO 1 INCH HAIL AT THE STATION.
Apr 5, 4:32 PM EDTTSTM WND DMG3 Ssw Cowpens, SCTREE DOWN ALONG CHERRY HILL RD AND SCHOOL DRIVE.
Apr 5, 4:32 PM EDTHAIL 1.54 E Boiling Springs Sc, SCCHEROKEE SPRINGS FD REPORTED UP TO PING PONG BALL SIZED HAIL AND SOME TREE BRANCHES DOWN.
Apr 5, 4:33 PM EDTHAIL 12 N Greer, SCUP TO 1 INCH HAIL REPORTED RIGHT NEXT TO GREER HIGH SCHOOL.
Apr 5, 4:35 PM EDTTSTM WND DMG1 W Boiling Springs Sc, SCPOWER LINES DOWN...HANGING ROCK RD AND OLD FURNACE RD.
Apr 5, 4:36 PM EDTHAIL 12 Sw Mayo, SCLAKE BLALOCK PARK RANGER OBSERVED QUARTER SIZED HAIL. TIME DETERMINED BY RADAR.
Apr 5, 4:40 PM EDTHAIL 0.882 Sw Mayo, SCOBSERVED 1 MILE EAST OF FOSTERS GROVE
Apr 5, 4:40 PM EDTHAIL 1.755 Ese Boiling Springs S, SCOBSERVED AT PEACH VALLEY COUNTRY CLUB

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 42 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
Apr 5, 1:47 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.5 hours before the alert went out and 237 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 2012-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1169 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
192 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.

393 
WUUS52 KGSP 051932
SVRGSP
SCC045-083-052030-
/O.NEW.KGSP.SV.W.0091.120405T1932Z-120405T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
332 PM EDT THU APR 5 2012

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EAST CENTRAL GREENVILLE COUNTY IN UPSTATE SOUTH CAROLINA...
  CENTRAL SPARTANBURG COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 430 PM EDT

* AT 330 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  HURRICANE FORCE WINDS IN EXCESS OF 70 MPH. THIS STORM WAS LOCATED
  NEAR LAKE ROBINSON...OR 14 MILES NORTHEAST OF DOWNTOWN             
  GREENVILLE...AND MOVING SOUTHEAST AT 15 MPH. AT 330 PM...GOLF      
  BALL SIZED HAIL AND DAMAGING WINDS WERE REPORTED NEAR THE BLUE     
  RIDGE AREA.

* THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
  GREER.
  GSP AIRPORT.
  LYMAN AND DUNCAN.
  REIDVILLE.
  SPARTANBURG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

VERY LARGE HAIL DRIVEN BY STRONG WINDS POSES A SERIOUS THREAT OF
INJURY. EXTENSIVE DAMAGE TO HOMES AND VEHICLES WILL ALSO OCCUR. SEEK
SHELTER INSIDE AN INTERIOR ROOM.

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

&&

LAT...LON 3501 8240 3509 8183 3496 8177 3477 8225
TIME...MOT...LOC 1931Z 298DEG 13KT 3500 8224

$$

NED
1 follow-up statement
309 
WWUS52 KGSP 052003
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
403 PM EDT THU APR 5 2012

SCC045-052013-
/O.CAN.KGSP.SV.W.0091.000000T0000Z-120405T2030Z/
GREENVILLE SC-
403 PM EDT THU APR 5 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GREENVILLE COUNTY
IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THIS AREA.

LAT...LON 3490 8219 3493 8222 3504 8222 3509 8183
      3496 8177 3483 8210
TIME...MOT...LOC 2003Z 298DEG 13KT 3502 8215

$$

SCC083-052030-
/O.CON.KGSP.SV.W.0091.000000T0000Z-120405T2030Z/
SPARTANBURG SC-
403 PM EDT THU APR 5 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
SPARTANBURG COUNTY UNTIL 430 PM EDT...

AT 402 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
INMAN...OR 14 MILES WEST OF SPARTANBURG...MOVING SOUTHEAST AT 15 MPH.

THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
  INMAN.
  LYMAN AND DUNCAN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3490 8219 3493 8222 3504 8222 3509 8183
      3496 8177 3483 8210
TIME...MOT...LOC 2003Z 298DEG 13KT 3502 8215

$$

NED

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 Apr 5, 3:18 PM EDT, 14 minutes earlier.

Area forecast discussion, Apr 5, 3:18 PM EDT, 14 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
318 PM EDT THU APR 5 2012

.SYNOPSIS...
AN UPPER LOW WILL MERGE WITH A DEPARTING TROUGH AS IT MOVES OFF
THE EAST COAST ON FRIDAY. COOL AND DRY HIGH PRESSURE WILL THEN
BUILD OVER OUR REGION INTO SATURDAY AND WEAKEN. AN UPPER TROUGH IS
FORECAST TO SET UP OVER THE EAST NEXT WEEK WHICH COULD LEAD TO
COOLER THAN NORMAL TEMPERATURES.

&&

.NEAR TERM /THROUGH FRIDAY/...
CONVECTION DEVELOPED NEARLY ON SCHEDULE...BUT MAYBE A TAD EARLIER
THAN EXPECTED. WATCH ALREADY IN PLACE ACROSS MOST OF THE WRN CWFA
LOOKS WELL PLACED. STRONG INSOLATION OCCURRED IN THIS AREA WITH
POOLING DEW POINTS ALONG THE STALLED FRONT. THIS LEAD TO MODERATE
INSTABILITY ACROSS THIS AREA AS EXPECTED. VERY HIGH DCAPE VALUES AND
WET BULB ZERO LEVELS ARE IN PLACE AS WELL DUE TO THE VERY DRY MID
LEVELS SEEN ON THE 12Z FFC RAOB. THE WATCH INCLUDES MUCH OF THE CLT
METRO AREA EVEN THO THEY ARE NORTH OF THE FRONT. THE SFC BASED AND
MIXED LAYER CAPE IS LOW OVER THAT AREA...BUT MODERATE MUCAPE IS
ANALYZED DUE TO STEEP LAPSE RATES. THEY ARE ALSO ON THE EDGE OF THE
HIGHER DCAPE VALUES AS WELL. THE CONVECTION DEVELOPING OVER THE MTNS
AND FOOTHILLS SHUD SLIDE EAST ACROSS THE PIEDMONT EVEN WITH LESS
THAN IDEAL CONDITIONS. EXPECT WIDESPREAD TSRA TO DEVELOP AND TREK
EASTWARD OVER NE GA AND THE UPSTATE AS WELL THIS AFTERNOON AND EARLY
EVENING.

THE PRECIP SHUD BECOME LESS DEEPLY CONVECTIVE LATE THIS EVENING AND
OVERNIGHT AS INSTABILITY WEAKENS AHEAD OF THE APPROACHING UPPER LOW.
HAVE KEPT THE CHARACTER OF PRECIP AS SHRA FOR SIMPLICITY ALTHOUGH IT
MAY BE MORE STRATIFORM...ESPECIALLY ACROSS THE NORTHERN CWFA.
FORCING WILL BE QUITE STRONG AS QG COUPLET MOVES ACROSS THE AREA
AHEAD OF THE UPPER LOW. THIS WILL BE COMBINED WITH GOOD LOW LEVEL
CONVERGENCE AS A SFC LOW FORMS ALONG THE FRONT AND AN H85 LOW MOVES
IN AS WELL. UPPER DIVERGENCE INCREASES AHEAD OF A JET MAX MOVING IN
AHEAD OF THE UPPER LOW. ALL THIS SHOULD COMBINE WITH DEEP MOISTURE
FOR A PERIOD OF WIDESPREAD SHRA OR RA LATE THIS EVENING OR
OVERNIGHT. THE PRECIP BEGINS TO DIMINISH FROM NORTH TO SOUTH AND
WEST TO EAST AS THE FORCING MOVES OUT OF THE AREA. CANNOT RULE OUT
LOCALLY HEAVY RAINFALL...ESPECIALLY OVER AREAS WHERE TSRA MOVE THRU
THIS AFTERNOON AND RAINFALL LINGERS THRU THE EVENING.

ANY LINGERING PRECIP QUICKLY TAPERS OFF FRI MORNING AS THE SYSTEM
MOVES EAST OF THE AREA. CLOUDS WILL SCATTER OUT FOR MOST AREAS
DURING THE AFTERNOON....BUT COULD LINGER ACROSS THE BLUE RIDGE THRU
THE DAY IN WEAK UPSLOPE FLOW. HIGHS WILL BE QUITE A BIT COOLER AS
THICKNESSES FALL IN THE COOLER AND DRIER AIR MASS MOVING IN...ENDING
UP AS MUCH AS 5 DEGREES BELOW NORMAL.

&&

.SHORT TERM /FRIDAY NIGHT THROUGH SUNDAY/...
AS OF 2 PM EDT THURSDAY...THE SHORT TERM FCST PICKS UP AT 00Z ON
SATURDAY WITH THE STEEP UPPER RIDGE AXIS OVER THE CENTRAL CONUS AND
A BROAD UPPER TROF LINGERING OVER NEW ENGLAND. AS THE UPPER RIDGE
DRIFTS TOWARDS THE CAROLINAS IT WILL DEAMPLIFY SO THAT BY THE END OF
THE PERIOD LATE SUNDAY WE ARE UNDER NEARLY ZONAL NWLY H5 FLOW.

ON SATURDAY...DRY AND COOL HIGH PRESSURE CENTERED OVER THE GREAT
LAKES WILL BRING US THE COOLEST TEMPERATURES WE HAVE HAD IN A WHILE.
LOWS EARLY SATURDAY MORNING WILL LIKELY DROP DOWN INTO THE MID TO
UPPER 30S ACROSS MUCH OF WESTERN NC WITH LOWER 30S IN SOME OF THE
NORTHERN MOUNTAINS. WINDS WILL ALSO BE LIGHT...SO THERE IS GOOD
POTENTIAL FOR PATCHY FROST. RH VALUES DROP BELOW 30% FOR ABOUT 4 TO
6 HOURS DURING THE AFTERNOON/EARLY EVENING PERIOD...HOWEVER WEAKER
WINDS SHOULD SUPPRESS FIRE DANGER POTENTIAL. ON SUNDAY...SOME SORT OF
WEAK BNDY WILL MOVE THRU THE CWFA DURING THE AFTERNOON...BUT THIS
WILL HAVE LITTLE IMPACT ON THE SENSIBLE WX. TEMPS WILL WARM BACK
INTO THE LOW TO MID 70S AS THICKNESSES INCREASE.

&&

.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...
AS OF 2 PM THURSDAY...NO MAJOR CHANGES WERE MADE TO THE MEDIUM RANGE
FCST WITH THINGS STAYING IN LINE WITH HPC GUIDANCE. REFER TO
PREVIOUS DISCUSSION BELOW.

PREVIOUS DISCUSSION...
AS OF 130 AM THURSDAY...ON SUNDAY THE WEAK UPPER RIDGE WILL BE
BREAKING DOWN.  WITH PLENTY OF SUNSHINE AND THICKNESS VALUES ON THE
WARM SIDE...EXPECT HIGHS IN THE 70S ACROSS THE FORECAST AREA.
STARTING THE WEEK...EXPECT AN UPPER TROUGH TO DEVELOP OVER THE
EAST.  BOTH THE GFS AND ECMWF HAVE A CLOSED OFF LOW OVER THE GREAT
LAKES AT 12Z MONDAY AS IT SLIDES EAST OR SOUTHEAST.  THE ECMWF HAS A
DEEPER TROUGH AS WE PROGRESS INTO THE MID WEEK.  LOOKS LIKE THE BEST
CONSENSUS OF SHOWERS OVER THE NC MOUNTAINS WILL BE TUESDAY
AFTERNOON.  A GOOD PRESSURE GRADIENT DEVELOPS MONDAY AFTERNOON AND
GRADUALLY DECREASES ON TUESDAY AND I HAVE INCREASED THE WIND IN THIS
PERIOD AS THIS GRADIENT CERTAINLY SUPPORTS IT.  THE ECMWF HAS AN
UPPER CLOSED OFF LOW OVER THE CAROLINAS AND VIRGINIA WEDNESDAY NIGHT
AS THE GFS HAS THE TROUGH TRYING TO PULL OFF THE EAST COAST BY THAT
TIME.  TEMPERATURES SHOULD BE NEAR NORMAL ON MONDAY...BUT AS THE
TROFINESS SETS UP FOR DAYS 6 AND 7 THE TEMPERATURES WILL LIKELY BE A
FEW DEGREES BELOW NORMAL BY THAT TIME.  LOWS IN THE 30S FOR THE NC
MOUNTAINS IN MID WEEK.

&&

.AVIATION /19Z THURSDAY THROUGH TUESDAY/...
AT KCLT...NE WINDS...OCNL DUE E...WILL CONTINUE THRU THE PERIOD AS
THE AIR FIELD REMAINS NORTH OF THE SFC FNT. CONVECTION LOOKS MORE
LIKELY EVEN WITH THE COOLER DRIER AIR IN PLACE AS ELEVATED
INSTABILITY REMAINS QUITE HIGH. DID NOT INCLUDE IN THE TAF ATTM...
BUT WILL LIKELY NEED TO AMD AS CELLS DEVELOP AND MOVE TOWARD THE
SITE. BEST CHC WILL BE LATE AFTERNOON. AS THE SCENARIO TRANSITIONS
TO MORE OF A RAIN EVENT THIS EVENING...VSBY AND CIGS WILL BEGIN TO
LOWER...POSSIBLY TO IFR. VSBY IMPROVES TOWARD DAYBREAK AS RAIN MOVES
OUT...BUT AT LEAST MVFR CIGS WILL CONTINUE THRU NOON BEFORE CLOUDS
BEGIN TO SCATTER OUT AND LIFT. WINDS COULD BE GUSTY AT ANY TIME...
BUT MOST LIKELY FROM DAYBREAK THRU NOON WHEN BEST MIXING OCCURS.

ELSEWHERE...KHKY WILL BE SIMILAR TO KCLT THRU THE PERIOD. THE WRN
SITES HAVE CONVECTION NEARBY OR ONGOING...SO TS ALREADY IN TAFS.
THAT SAID...A SIMILAR TREND WILL DEVELOP AS THE FRONT SAGS SOUTHWARD
THIS EVENING AND SCENARIO TRANSITIONS TO MORE OF A RAIN EVENT. MVFR
VSBY AND CIGS...POSSIBLY IFR CIGS...EXPECTED OVERNIGHT AS WELL WITH
ONLY SLOWLY IMPROVING CONDITIONS FRI MORN. WINDS BECOME NE WITH TIME
AND DEVELOP GUSTS TOWARD MORNING.

OUTLOOK...A DRY HIGH PRESSURE SYSTEM WILL BUILD IN BY FRI AFTERNOON
AND DOMINATE THE WEATHER THROUGH THE WEEKEND.

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...JPT
AVIATION...RWH
Hazardous weather outlook, Apr 5, 9:18 AM EDT, 6 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
918 AM EDT THU APR 5 2012

GAZ010-017-018-026-028-029-NCZ048-051>053-058-059-062>065-507>510-
SCZ001>014-019-061330-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-MADISON-SWAIN-HAYWOOD-
BUNCOMBE-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-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-
918 AM EDT THU APR 5 2012

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

.DAY ONE...TODAY AND TONIGHT.

A COLD FRONT WILL STALL OVER THE UPSTATE OF SOUTH CAROLINA AND THE
NORTH CAROLINA MOUNTAINS THIS AFTERNOON. WIDESPREAD SHOWER AND
THUNDERSTORM ACTIVITY WILL DEVELOP ALONG THE FRONT. SOME OF THESE
THUNDERSTORMS ARE EXPECTED TO BECOME SEVERE AND PRODUCE DAMAGING
WINDS AND LARGE HAIL. AN ISOLATED TORNADO IS POSSIBLE...ESPECIALLY
IN THE VICINITY OF THE FRONT. AREAS THAT STAND THE BEST CHANCE OF
SEEING SEVERE STORMS WILL GENERALLY BE ALONG AND SOUTH AND WEST OF
A LINE FROM ASHEVILLE TO SPARTANBURG AND CHESTER.

THUNDERSTORMS MAY REPEATEDLY AFFECT THE SAME LOCATIONS TODAY. IF
THIS OCCURS...LOCALIZED VERY HEAVY RAIN IS POSSIBLE WHICH COULD
CAUSE FLASH FLOODING. URBAN AREAS WILL BE PARTICULARLY
SUSCEPTIBLE TO FLASH FLOODING THROUGH THE EVENING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

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

NCZ033-035>037-049-050-056-057-068>072-082-501>506-061330-
AVERY-ALEXANDER-IREDELL-DAVIE-YANCEY-MITCHELL-CATAWBA-ROWAN-
CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-
918 AM EDT THU APR 5 2012

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

.DAY ONE...TODAY AND TONIGHT.

A COLD FRONT WILL STALL JUST SOUTH OF THE REGION THIS AFTERNOON.
A FEW THUNDERSTORMS WILL FORM NORTH OF THE FRONT...PARTICULARLY
ACROSS THE MOUNTAINS AND FOOTHILLS. LOCALLY HEAVY RAIN AND CLOUD
TO GROUND LIGHTNING WILL BE THE MAIN THREAT FROM THUNDERSTORMS
THROUGH THE EVENING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

MCAVOY/RWH

In the hours before

Local storm report, Apr 5, 2:01 PM EDT, 1 hour 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
201 PM EDT THU APR 05 2012

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

0156 PM     HAIL             4 NW SWANNANOA          35.64N 82.44W
04/05/2012  E1.00 INCH       BUNCOMBE           NC   PUBLIC

            PEA TO QUARTER SIZE HAIL REPORTED E OF ASHEVILLE NC

&&

PTANNER
Special weather statement, Apr 5, 2:10 PM EDT, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
210 PM EDT THU APR 5 2012

SCZ003-051845-
GREENVILLE MOUNTAINS-
210 PM EDT THU APR 5 2012

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN GREENVILLE COUNTY
THROUGH 245 PM EDT...

AT 209 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR CAESARS HEAD...OR 12 MILES SOUTHEAST OF
BREVARD...MOVING EAST AT 10 MPH.

THIS STORM WILL BE NEAR...
  CAESARS HEAD...
  JONES GAP STATE PARK...
  MARIETTA...

PEOPLE IN NORTHWESTERN GREENVILLE COUNTY...INCLUDING THE FOLLOWING
LOCATIONS...

CAESARS HEAD AND JONES GAP STATE PARK...

SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.

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

LAT...LON 3510 8272 3510 8269 3513 8268 3512 8263
      3516 8255 3516 8252 3518 8246 3516 8245
      3520 8242 3521 8238 3506 8232 3501 8255
      3502 8257 3507 8258 3507 8275

NED
Local storm report, Apr 5, 2:47 PM EDT, 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
247 PM EDT THU APR 05 2012

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

0230 PM     HAIL             2 NE CAESARS HEAD       35.12N 82.59W
04/05/2012  E1.00 INCH       GREENVILLE         SC   PARK/FOREST SRVC

            QUARTER SIZED HAIL ALMOST COVERED THE GROUND

&&

LG
Local storm report, Apr 5, 2:55 PM EDT, 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
255 PM EDT THU APR 05 2012

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

0255 PM     HAIL             ASHEVILLE               35.57N 82.55W
04/05/2012  E1.00 INCH       BUNCOMBE           NC   PUBLIC

            DIME TO QUARTER SIZE HAIL COVERING GROUND REPORTED BY
            PUBLIC.

&&

PTANNER
Local storm report, Apr 5, 2:57 PM EDT, 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
257 PM EDT THU APR 05 2012

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

0245 PM     HAIL             ASHEVILLE               35.57N 82.55W
04/05/2012  E0.50 INCH       BUNCOMBE           NC   NWS EMPLOYEE

&&

LG
Local storm report, Apr 5, 3:01 PM EDT, 31 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
301 PM EDT THU APR 05 2012

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

0256 PM     HAIL             ASHEVILLE               35.57N 82.55W
04/05/2012  E0.75 INCH       BUNCOMBE           NC   TRAINED SPOTTER

&&

LG

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 2:13 PM EDTSevere Thunderstorm WarningGSPGreenville, Pickens62 min
Apr 5, 3:01 PM EDTSevere Thunderstorm WarningGSPLaurens, Spartanburg59 min
Apr 5, 3:06 PM EDTSevere Thunderstorm WarningGSPGreenville, Oconee, Pickens54 min
Apr 5, 3:12 PM EDTSevere Thunderstorm WarningGSPGreenville, Spartanburg63 min
Apr 5, 3:55 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg, Union65 min
Apr 5, 4:15 PM EDTSevere Thunderstorm WarningGSPCherokee, Greenville, Spartanburg60 min
Apr 5, 4:26 PM EDTTornado WarningGSPCherokee, Spartanburg38 min
Apr 5, 4:44 PM EDTSevere Thunderstorm WarningGSPChester, Union, York76 min
Apr 5, 4:45 PM EDTAreal Flood AdvisoryGSPSpartanburg105 min
Apr 5, 4:56 PM EDTSevere Thunderstorm WarningGSPSpartanburg49 min
Apr 5, 5:49 PM EDTSpecial Weather StatementGSPSpartanburg41 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2012Every severe thunderstorm warning in 2012

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.